From 3dd50bd3debf1f0273e40db1347c9bd4440a62e0 Mon Sep 17 00:00:00 2001
From: terrymanu <terrymanu@163.com>
Date: Thu, 9 Aug 2018 14:26:12 +0800
Subject: [PATCH] for #1120, filter derived column for sharding-jdbc

---
 .../adapter/AbstractResultSetAdapter.java     |   3 +-
 .../GeneratedKeysResultSetMetaData.java       |   2 +-
 .../resultset/ShardingResultSetMetaData.java  | 147 +++++++++++++
 .../cases/dql/dataset/db/select_avg.xml       |   4 +-
 .../dataset/db/select_group_by_with_avg.xml   |  42 ++--
 ...select_group_by_without_grouped_column.xml |   5 +-
 .../db/select_order_by_desc_and_index_asc.xml | 161 +++++++-------
 .../dataset/db/select_order_by_with_date.xml  | 161 +++++++-------
 ...t_pagination_with_row_number_and_limit.xml |   5 +-
 .../dql/dataset/db/select_with_expression.xml |  81 ++++---
 .../dbtbl_with_masterslave/select_avg.xml     |   4 +-
 .../select_group_by_with_avg.xml              |  22 +-
 ...select_group_by_without_grouped_column.xml |   5 +-
 .../select_order_by_desc_and_index_asc.xml    |   1 -
 .../select_order_by_with_date.xml             |   1 -
 ...t_pagination_with_row_number_and_limit.xml |   5 +-
 .../select_with_expression.xml                | 201 +++++++++---------
 .../cases/dql/dataset/tbl/select_avg.xml      |   4 +-
 .../dataset/tbl/select_group_by_with_avg.xml  |   6 +-
 ...select_group_by_without_grouped_column.xml |   5 +-
 .../select_order_by_desc_and_index_asc.xml    |  81 ++++---
 .../dataset/tbl/select_order_by_with_date.xml |  81 ++++---
 ...t_pagination_with_row_number_and_limit.xml |   5 +-
 .../dataset/tbl/select_with_expression.xml    |  41 ++--
 24 files changed, 597 insertions(+), 476 deletions(-)
 create mode 100644 sharding-jdbc/src/main/java/io/shardingsphere/core/jdbc/core/resultset/ShardingResultSetMetaData.java

diff --git a/sharding-jdbc/src/main/java/io/shardingsphere/core/jdbc/adapter/AbstractResultSetAdapter.java b/sharding-jdbc/src/main/java/io/shardingsphere/core/jdbc/adapter/AbstractResultSetAdapter.java
index ec19397d821bf..d941614ffc850 100644
--- a/sharding-jdbc/src/main/java/io/shardingsphere/core/jdbc/adapter/AbstractResultSetAdapter.java
+++ b/sharding-jdbc/src/main/java/io/shardingsphere/core/jdbc/adapter/AbstractResultSetAdapter.java
@@ -18,6 +18,7 @@
 package io.shardingsphere.core.jdbc.adapter;
 
 import com.google.common.base.Preconditions;
+import io.shardingsphere.core.jdbc.core.resultset.ShardingResultSetMetaData;
 import io.shardingsphere.core.jdbc.unsupported.AbstractUnsupportedOperationResultSet;
 import lombok.Getter;
 import lombok.extern.slf4j.Slf4j;
@@ -55,7 +56,7 @@ public AbstractResultSetAdapter(final List<ResultSet> resultSets, final Statemen
     
     @Override
     public final ResultSetMetaData getMetaData() throws SQLException {
-        return resultSets.get(0).getMetaData();
+        return new ShardingResultSetMetaData(resultSets.get(0).getMetaData());
     }
     
     @Override
diff --git a/sharding-jdbc/src/main/java/io/shardingsphere/core/jdbc/core/resultset/GeneratedKeysResultSetMetaData.java b/sharding-jdbc/src/main/java/io/shardingsphere/core/jdbc/core/resultset/GeneratedKeysResultSetMetaData.java
index 13c4ee37ffef8..3a26c7c4f1c21 100644
--- a/sharding-jdbc/src/main/java/io/shardingsphere/core/jdbc/core/resultset/GeneratedKeysResultSetMetaData.java
+++ b/sharding-jdbc/src/main/java/io/shardingsphere/core/jdbc/core/resultset/GeneratedKeysResultSetMetaData.java
@@ -25,7 +25,7 @@
 import java.sql.Types;
 
 /**
- * ResultSet metadata for generated keys.
+ * Result set meta data for generated keys.
  * 
  * @author gaohongtao
  */
diff --git a/sharding-jdbc/src/main/java/io/shardingsphere/core/jdbc/core/resultset/ShardingResultSetMetaData.java b/sharding-jdbc/src/main/java/io/shardingsphere/core/jdbc/core/resultset/ShardingResultSetMetaData.java
new file mode 100644
index 0000000000000..0550da4ba8d6a
--- /dev/null
+++ b/sharding-jdbc/src/main/java/io/shardingsphere/core/jdbc/core/resultset/ShardingResultSetMetaData.java
@@ -0,0 +1,147 @@
+/*
+ * Copyright 2016-2018 shardingsphere.io.
+ * <p>
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * </p>
+ */
+
+package io.shardingsphere.core.jdbc.core.resultset;
+
+import io.shardingsphere.core.jdbc.adapter.WrapperAdapter;
+import io.shardingsphere.core.parsing.parser.constant.DerivedColumn;
+import lombok.RequiredArgsConstructor;
+
+import java.sql.ResultSetMetaData;
+import java.sql.SQLException;
+
+/**
+ * Sharding result set meta data.
+ * 
+ * @author zhangliang
+ */
+@RequiredArgsConstructor
+public final class ShardingResultSetMetaData extends WrapperAdapter implements ResultSetMetaData {
+    
+    private final ResultSetMetaData resultSetMetaData;
+    
+    @Override
+    public int getColumnCount() throws SQLException {
+        int result = 0;
+        for (int columnIndex = 1; columnIndex <= resultSetMetaData.getColumnCount(); columnIndex++) {
+            if (!DerivedColumn.isDerivedColumn(resultSetMetaData.getColumnLabel(columnIndex))) {
+                result++;
+            }
+        }
+        return result;
+    }
+    
+    @Override
+    public boolean isAutoIncrement(final int column) throws SQLException {
+        return resultSetMetaData.isAutoIncrement(column);
+    }
+    
+    @Override
+    public boolean isCaseSensitive(final int column) throws SQLException {
+        return resultSetMetaData.isCaseSensitive(column);
+    }
+    
+    @Override
+    public boolean isSearchable(final int column) throws SQLException {
+        return resultSetMetaData.isSearchable(column);
+    }
+    
+    @Override
+    public boolean isCurrency(final int column) throws SQLException {
+        return resultSetMetaData.isCurrency(column);
+    }
+    
+    @Override
+    public int isNullable(final int column) throws SQLException {
+        return resultSetMetaData.isNullable(column);
+    }
+    
+    @Override
+    public boolean isSigned(final int column) throws SQLException {
+        return resultSetMetaData.isSigned(column);
+    }
+    
+    @Override
+    public int getColumnDisplaySize(final int column) throws SQLException {
+        return resultSetMetaData.getColumnDisplaySize(column);
+    }
+    
+    @Override
+    public String getColumnLabel(final int column) throws SQLException {
+        return resultSetMetaData.getColumnLabel(column);
+    }
+    
+    @Override
+    public String getColumnName(final int column) throws SQLException {
+        return resultSetMetaData.getColumnName(column);
+    }
+    
+    @Override
+    public String getSchemaName(final int column) throws SQLException {
+        return resultSetMetaData.getSchemaName(column);
+    }
+    
+    @Override
+    public int getPrecision(final int column) throws SQLException {
+        return resultSetMetaData.getPrecision(column);
+    }
+    
+    @Override
+    public int getScale(final int column) throws SQLException {
+        return resultSetMetaData.getScale(column);
+    }
+    
+    @Override
+    public String getTableName(final int column) throws SQLException {
+        return resultSetMetaData.getTableName(column);
+    }
+    
+    @Override
+    public String getCatalogName(final int column) throws SQLException {
+        return resultSetMetaData.getCatalogName(column);
+    }
+    
+    @Override
+    public int getColumnType(final int column) throws SQLException {
+        return resultSetMetaData.getColumnType(column);
+    }
+    
+    @Override
+    public String getColumnTypeName(final int column) throws SQLException {
+        return resultSetMetaData.getColumnTypeName(column);
+    }
+    
+    @Override
+    public boolean isReadOnly(final int column) throws SQLException {
+        return resultSetMetaData.isReadOnly(column);
+    }
+    
+    @Override
+    public boolean isWritable(final int column) throws SQLException {
+        return resultSetMetaData.isWritable(column);
+    }
+    
+    @Override
+    public boolean isDefinitelyWritable(final int column) throws SQLException {
+        return resultSetMetaData.isDefinitelyWritable(column);
+    }
+    
+    @Override
+    public String getColumnClassName(final int column) throws SQLException {
+        return resultSetMetaData.getColumnClassName(column);
+    }
+}
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_avg.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_avg.xml
index 401ecdb6b83d1..290cc8b0f3ab9 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_avg.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_avg.xml
@@ -1,8 +1,6 @@
 <dataset>
     <metadata>
         <column name="user_id_avg" />
-        <column name="AVG_DERIVED_COUNT_0" />
-        <column name="AVG_DERIVED_SUM_0" />
     </metadata>
-    <row values="19.5000, 40, 780" />
+    <row values="19.5000" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_group_by_with_avg.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_group_by_with_avg.xml
index 5076e53c7db99..a7f7c6e274bf9 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_group_by_with_avg.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_group_by_with_avg.xml
@@ -2,27 +2,25 @@
     <metadata>
         <column name="orders_avg" />
         <column name="user_id" />
-        <column name="AVG_DERIVED_COUNT_0" />
-        <column name="AVG_DERIVED_SUM_0" />
     </metadata>
-    <row values="1000.5000, 10, 2, 2001" />
-    <row values="1100.5000, 11, 2, 2201" />
-    <row values="1200.5000, 12, 2, 2401" />
-    <row values="1300.5000, 13, 2, 2601" />
-    <row values="1400.5000, 14, 2, 2801" />
-    <row values="1500.5000, 15, 2, 3001" />
-    <row values="1600.5000, 16, 2, 3201" />
-    <row values="1700.5000, 17, 2, 3401" />
-    <row values="1800.5000, 18, 2, 3601" />
-    <row values="1900.5000, 19, 2, 3801" />
-    <row values="2000.5000, 20, 2, 4001" />
-    <row values="2100.5000, 21, 2, 4201" />
-    <row values="2200.5000, 22, 2, 4401" />
-    <row values="2300.5000, 23, 2, 4601" />
-    <row values="2400.5000, 24, 2, 4801" />
-    <row values="2500.5000, 25, 2, 5001" />
-    <row values="2600.5000, 26, 2, 5201" />
-    <row values="2700.5000, 27, 2, 5401" />
-    <row values="2800.5000, 28, 2, 5601" />
-    <row values="2900.5000, 29, 2, 5801" />
+    <row values="1000.5000, 10" />
+    <row values="1100.5000, 11" />
+    <row values="1200.5000, 12" />
+    <row values="1300.5000, 13" />
+    <row values="1400.5000, 14" />
+    <row values="1500.5000, 15" />
+    <row values="1600.5000, 16" />
+    <row values="1700.5000, 17" />
+    <row values="1800.5000, 18" />
+    <row values="1900.5000, 19" />
+    <row values="2000.5000, 20" />
+    <row values="2100.5000, 21" />
+    <row values="2200.5000, 22" />
+    <row values="2300.5000, 23" />
+    <row values="2400.5000, 24" />
+    <row values="2500.5000, 25" />
+    <row values="2600.5000, 26" />
+    <row values="2700.5000, 27" />
+    <row values="2800.5000, 28" />
+    <row values="2900.5000, 29" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_group_by_without_grouped_column.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_group_by_without_grouped_column.xml
index 9bcbb53b85eee..26b1167c7d6e9 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_group_by_without_grouped_column.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_group_by_without_grouped_column.xml
@@ -1,8 +1,7 @@
 <dataset>
     <metadata>
         <column name="items_count" />
-        <column name="GROUP_BY_DERIVED_0" />
     </metadata>
-    <row values="4, 10" />
-    <row values="4, 11" />
+    <row values="4" />
+    <row values="4" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_order_by_desc_and_index_asc.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_order_by_desc_and_index_asc.xml
index d1bef7a93e65f..07200bcec11cd 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_order_by_desc_and_index_asc.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_order_by_desc_and_index_asc.xml
@@ -5,86 +5,85 @@
         <column name="user_id" />
         <column name="status" />
         <column name="creation_date" />
-        <column name="order_by_derived_0" />
     </metadata>
-    <row values="290101, 2901, 29, init, 2017-08-08, 2901" />
-    <row values="290102, 2901, 29, init, 2017-08-08, 2901" />
-    <row values="290001, 2900, 29, init, 2017-08-08, 2900" />
-    <row values="290002, 2900, 29, init, 2017-08-08, 2900" />
-    <row values="280101, 2801, 28, init, 2017-08-08, 2801" />
-    <row values="280102, 2801, 28, init, 2017-08-08, 2801" />
-    <row values="280001, 2800, 28, init, 2017-08-08, 2800" />
-    <row values="280002, 2800, 28, init, 2017-08-08, 2800" />
-    <row values="270101, 2701, 27, init, 2017-08-08, 2701" />
-    <row values="270102, 2701, 27, init, 2017-08-08, 2701" />
-    <row values="270001, 2700, 27, init, 2017-08-08, 2700" />
-    <row values="270002, 2700, 27, init, 2017-08-08, 2700" />
-    <row values="260101, 2601, 26, init, 2017-08-08, 2601" />
-    <row values="260102, 2601, 26, init, 2017-08-08, 2601" />
-    <row values="260001, 2600, 26, init, 2017-08-08, 2600" />
-    <row values="260002, 2600, 26, init, 2017-08-08, 2600" />
-    <row values="250101, 2501, 25, init, 2017-08-08, 2501" />
-    <row values="250102, 2501, 25, init, 2017-08-08, 2501" />
-    <row values="250001, 2500, 25, init, 2017-08-08, 2500" />
-    <row values="250002, 2500, 25, init, 2017-08-08, 2500" />
-    <row values="240101, 2401, 24, init, 2017-08-08, 2401" />
-    <row values="240102, 2401, 24, init, 2017-08-08, 2401" />
-    <row values="240001, 2400, 24, init, 2017-08-08, 2400" />
-    <row values="240002, 2400, 24, init, 2017-08-08, 2400" />
-    <row values="230101, 2301, 23, init, 2017-08-08, 2301" />
-    <row values="230102, 2301, 23, init, 2017-08-08, 2301" />
-    <row values="230001, 2300, 23, init, 2017-08-08, 2300" />
-    <row values="230002, 2300, 23, init, 2017-08-08, 2300" />
-    <row values="220101, 2201, 22, init, 2017-08-08, 2201" />
-    <row values="220102, 2201, 22, init, 2017-08-08, 2201" />
-    <row values="220001, 2200, 22, init, 2017-08-08, 2200" />
-    <row values="220002, 2200, 22, init, 2017-08-08, 2200" />
-    <row values="210101, 2101, 21, init, 2017-08-08, 2101" />
-    <row values="210102, 2101, 21, init, 2017-08-08, 2101" />
-    <row values="210001, 2100, 21, init, 2017-08-08, 2100" />
-    <row values="210002, 2100, 21, init, 2017-08-08, 2100" />
-    <row values="200101, 2001, 20, init, 2017-08-08, 2001" />
-    <row values="200102, 2001, 20, init, 2017-08-08, 2001" />
-    <row values="200001, 2000, 20, init, 2017-08-08, 2000" />
-    <row values="200002, 2000, 20, init, 2017-08-08, 2000" />
-    <row values="190101, 1901, 19, init, 2017-08-08, 1901" />
-    <row values="190102, 1901, 19, init, 2017-08-08, 1901" />
-    <row values="190001, 1900, 19, init, 2017-08-08, 1900" />
-    <row values="190002, 1900, 19, init, 2017-08-08, 1900" />
-    <row values="180101, 1801, 18, init, 2017-08-08, 1801" />
-    <row values="180102, 1801, 18, init, 2017-08-08, 1801" />
-    <row values="180001, 1800, 18, init, 2017-08-08, 1800" />
-    <row values="180002, 1800, 18, init, 2017-08-08, 1800" />
-    <row values="170101, 1701, 17, init, 2017-08-08, 1701" />
-    <row values="170102, 1701, 17, init, 2017-08-08, 1701" />
-    <row values="170001, 1700, 17, init, 2017-08-08, 1700" />
-    <row values="170002, 1700, 17, init, 2017-08-08, 1700" />
-    <row values="160101, 1601, 16, init, 2017-08-08, 1601" />
-    <row values="160102, 1601, 16, init, 2017-08-08, 1601" />
-    <row values="160001, 1600, 16, init, 2017-08-08, 1600" />
-    <row values="160002, 1600, 16, init, 2017-08-08, 1600" />
-    <row values="150101, 1501, 15, init, 2017-08-08, 1501" />
-    <row values="150102, 1501, 15, init, 2017-08-08, 1501" />
-    <row values="150001, 1500, 15, init, 2017-08-08, 1500" />
-    <row values="150002, 1500, 15, init, 2017-08-08, 1500" />
-    <row values="140101, 1401, 14, init, 2017-08-08, 1401" />
-    <row values="140102, 1401, 14, init, 2017-08-08, 1401" />
-    <row values="140001, 1400, 14, init, 2017-08-08, 1400" />
-    <row values="140002, 1400, 14, init, 2017-08-08, 1400" />
-    <row values="130101, 1301, 13, init, 2017-08-08, 1301" />
-    <row values="130102, 1301, 13, init, 2017-08-08, 1301" />
-    <row values="130001, 1300, 13, init, 2017-08-08, 1300" />
-    <row values="130002, 1300, 13, init, 2017-08-08, 1300" />
-    <row values="120101, 1201, 12, init, 2017-08-08, 1201" />
-    <row values="120102, 1201, 12, init, 2017-08-08, 1201" />
-    <row values="120001, 1200, 12, init, 2017-08-08, 1200" />
-    <row values="120002, 1200, 12, init, 2017-08-08, 1200" />
-    <row values="110101, 1101, 11, init, 2017-08-08, 1101" />
-    <row values="110102, 1101, 11, init, 2017-08-08, 1101" />
-    <row values="110001, 1100, 11, init, 2017-08-08, 1100" />
-    <row values="110002, 1100, 11, init, 2017-08-08, 1100" />
-    <row values="100101, 1001, 10, init, 2017-08-08, 1001" />
-    <row values="100102, 1001, 10, init, 2017-08-08, 1001" />
-    <row values="100001, 1000, 10, init, 2017-08-08, 1000" />
-    <row values="100002, 1000, 10, init, 2017-08-08, 1000" />
+    <row values="290101, 2901, 29, init, 2017-08-08" />
+    <row values="290102, 2901, 29, init, 2017-08-08" />
+    <row values="290001, 2900, 29, init, 2017-08-08" />
+    <row values="290002, 2900, 29, init, 2017-08-08" />
+    <row values="280101, 2801, 28, init, 2017-08-08" />
+    <row values="280102, 2801, 28, init, 2017-08-08" />
+    <row values="280001, 2800, 28, init, 2017-08-08" />
+    <row values="280002, 2800, 28, init, 2017-08-08" />
+    <row values="270101, 2701, 27, init, 2017-08-08" />
+    <row values="270102, 2701, 27, init, 2017-08-08" />
+    <row values="270001, 2700, 27, init, 2017-08-08" />
+    <row values="270002, 2700, 27, init, 2017-08-08" />
+    <row values="260101, 2601, 26, init, 2017-08-08" />
+    <row values="260102, 2601, 26, init, 2017-08-08" />
+    <row values="260001, 2600, 26, init, 2017-08-08" />
+    <row values="260002, 2600, 26, init, 2017-08-08" />
+    <row values="250101, 2501, 25, init, 2017-08-08" />
+    <row values="250102, 2501, 25, init, 2017-08-08" />
+    <row values="250001, 2500, 25, init, 2017-08-08" />
+    <row values="250002, 2500, 25, init, 2017-08-08" />
+    <row values="240101, 2401, 24, init, 2017-08-08" />
+    <row values="240102, 2401, 24, init, 2017-08-08" />
+    <row values="240001, 2400, 24, init, 2017-08-08" />
+    <row values="240002, 2400, 24, init, 2017-08-08" />
+    <row values="230101, 2301, 23, init, 2017-08-08" />
+    <row values="230102, 2301, 23, init, 2017-08-08" />
+    <row values="230001, 2300, 23, init, 2017-08-08" />
+    <row values="230002, 2300, 23, init, 2017-08-08" />
+    <row values="220101, 2201, 22, init, 2017-08-08" />
+    <row values="220102, 2201, 22, init, 2017-08-08" />
+    <row values="220001, 2200, 22, init, 2017-08-08" />
+    <row values="220002, 2200, 22, init, 2017-08-08" />
+    <row values="210101, 2101, 21, init, 2017-08-08" />
+    <row values="210102, 2101, 21, init, 2017-08-08" />
+    <row values="210001, 2100, 21, init, 2017-08-08" />
+    <row values="210002, 2100, 21, init, 2017-08-08" />
+    <row values="200101, 2001, 20, init, 2017-08-08" />
+    <row values="200102, 2001, 20, init, 2017-08-08" />
+    <row values="200001, 2000, 20, init, 2017-08-08" />
+    <row values="200002, 2000, 20, init, 2017-08-08" />
+    <row values="190101, 1901, 19, init, 2017-08-08" />
+    <row values="190102, 1901, 19, init, 2017-08-08" />
+    <row values="190001, 1900, 19, init, 2017-08-08" />
+    <row values="190002, 1900, 19, init, 2017-08-08" />
+    <row values="180101, 1801, 18, init, 2017-08-08" />
+    <row values="180102, 1801, 18, init, 2017-08-08" />
+    <row values="180001, 1800, 18, init, 2017-08-08" />
+    <row values="180002, 1800, 18, init, 2017-08-08" />
+    <row values="170101, 1701, 17, init, 2017-08-08" />
+    <row values="170102, 1701, 17, init, 2017-08-08" />
+    <row values="170001, 1700, 17, init, 2017-08-08" />
+    <row values="170002, 1700, 17, init, 2017-08-08" />
+    <row values="160101, 1601, 16, init, 2017-08-08" />
+    <row values="160102, 1601, 16, init, 2017-08-08" />
+    <row values="160001, 1600, 16, init, 2017-08-08" />
+    <row values="160002, 1600, 16, init, 2017-08-08" />
+    <row values="150101, 1501, 15, init, 2017-08-08" />
+    <row values="150102, 1501, 15, init, 2017-08-08" />
+    <row values="150001, 1500, 15, init, 2017-08-08" />
+    <row values="150002, 1500, 15, init, 2017-08-08" />
+    <row values="140101, 1401, 14, init, 2017-08-08" />
+    <row values="140102, 1401, 14, init, 2017-08-08" />
+    <row values="140001, 1400, 14, init, 2017-08-08" />
+    <row values="140002, 1400, 14, init, 2017-08-08" />
+    <row values="130101, 1301, 13, init, 2017-08-08" />
+    <row values="130102, 1301, 13, init, 2017-08-08" />
+    <row values="130001, 1300, 13, init, 2017-08-08" />
+    <row values="130002, 1300, 13, init, 2017-08-08" />
+    <row values="120101, 1201, 12, init, 2017-08-08" />
+    <row values="120102, 1201, 12, init, 2017-08-08" />
+    <row values="120001, 1200, 12, init, 2017-08-08" />
+    <row values="120002, 1200, 12, init, 2017-08-08" />
+    <row values="110101, 1101, 11, init, 2017-08-08" />
+    <row values="110102, 1101, 11, init, 2017-08-08" />
+    <row values="110001, 1100, 11, init, 2017-08-08" />
+    <row values="110002, 1100, 11, init, 2017-08-08" />
+    <row values="100101, 1001, 10, init, 2017-08-08" />
+    <row values="100102, 1001, 10, init, 2017-08-08" />
+    <row values="100001, 1000, 10, init, 2017-08-08" />
+    <row values="100002, 1000, 10, init, 2017-08-08" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_order_by_with_date.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_order_by_with_date.xml
index d1bef7a93e65f..07200bcec11cd 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_order_by_with_date.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_order_by_with_date.xml
@@ -5,86 +5,85 @@
         <column name="user_id" />
         <column name="status" />
         <column name="creation_date" />
-        <column name="order_by_derived_0" />
     </metadata>
-    <row values="290101, 2901, 29, init, 2017-08-08, 2901" />
-    <row values="290102, 2901, 29, init, 2017-08-08, 2901" />
-    <row values="290001, 2900, 29, init, 2017-08-08, 2900" />
-    <row values="290002, 2900, 29, init, 2017-08-08, 2900" />
-    <row values="280101, 2801, 28, init, 2017-08-08, 2801" />
-    <row values="280102, 2801, 28, init, 2017-08-08, 2801" />
-    <row values="280001, 2800, 28, init, 2017-08-08, 2800" />
-    <row values="280002, 2800, 28, init, 2017-08-08, 2800" />
-    <row values="270101, 2701, 27, init, 2017-08-08, 2701" />
-    <row values="270102, 2701, 27, init, 2017-08-08, 2701" />
-    <row values="270001, 2700, 27, init, 2017-08-08, 2700" />
-    <row values="270002, 2700, 27, init, 2017-08-08, 2700" />
-    <row values="260101, 2601, 26, init, 2017-08-08, 2601" />
-    <row values="260102, 2601, 26, init, 2017-08-08, 2601" />
-    <row values="260001, 2600, 26, init, 2017-08-08, 2600" />
-    <row values="260002, 2600, 26, init, 2017-08-08, 2600" />
-    <row values="250101, 2501, 25, init, 2017-08-08, 2501" />
-    <row values="250102, 2501, 25, init, 2017-08-08, 2501" />
-    <row values="250001, 2500, 25, init, 2017-08-08, 2500" />
-    <row values="250002, 2500, 25, init, 2017-08-08, 2500" />
-    <row values="240101, 2401, 24, init, 2017-08-08, 2401" />
-    <row values="240102, 2401, 24, init, 2017-08-08, 2401" />
-    <row values="240001, 2400, 24, init, 2017-08-08, 2400" />
-    <row values="240002, 2400, 24, init, 2017-08-08, 2400" />
-    <row values="230101, 2301, 23, init, 2017-08-08, 2301" />
-    <row values="230102, 2301, 23, init, 2017-08-08, 2301" />
-    <row values="230001, 2300, 23, init, 2017-08-08, 2300" />
-    <row values="230002, 2300, 23, init, 2017-08-08, 2300" />
-    <row values="220101, 2201, 22, init, 2017-08-08, 2201" />
-    <row values="220102, 2201, 22, init, 2017-08-08, 2201" />
-    <row values="220001, 2200, 22, init, 2017-08-08, 2200" />
-    <row values="220002, 2200, 22, init, 2017-08-08, 2200" />
-    <row values="210101, 2101, 21, init, 2017-08-08, 2101" />
-    <row values="210102, 2101, 21, init, 2017-08-08, 2101" />
-    <row values="210001, 2100, 21, init, 2017-08-08, 2100" />
-    <row values="210002, 2100, 21, init, 2017-08-08, 2100" />
-    <row values="200101, 2001, 20, init, 2017-08-08, 2001" />
-    <row values="200102, 2001, 20, init, 2017-08-08, 2001" />
-    <row values="200001, 2000, 20, init, 2017-08-08, 2000" />
-    <row values="200002, 2000, 20, init, 2017-08-08, 2000" />
-    <row values="190101, 1901, 19, init, 2017-08-08, 1901" />
-    <row values="190102, 1901, 19, init, 2017-08-08, 1901" />
-    <row values="190001, 1900, 19, init, 2017-08-08, 1900" />
-    <row values="190002, 1900, 19, init, 2017-08-08, 1900" />
-    <row values="180101, 1801, 18, init, 2017-08-08, 1801" />
-    <row values="180102, 1801, 18, init, 2017-08-08, 1801" />
-    <row values="180001, 1800, 18, init, 2017-08-08, 1800" />
-    <row values="180002, 1800, 18, init, 2017-08-08, 1800" />
-    <row values="170101, 1701, 17, init, 2017-08-08, 1701" />
-    <row values="170102, 1701, 17, init, 2017-08-08, 1701" />
-    <row values="170001, 1700, 17, init, 2017-08-08, 1700" />
-    <row values="170002, 1700, 17, init, 2017-08-08, 1700" />
-    <row values="160101, 1601, 16, init, 2017-08-08, 1601" />
-    <row values="160102, 1601, 16, init, 2017-08-08, 1601" />
-    <row values="160001, 1600, 16, init, 2017-08-08, 1600" />
-    <row values="160002, 1600, 16, init, 2017-08-08, 1600" />
-    <row values="150101, 1501, 15, init, 2017-08-08, 1501" />
-    <row values="150102, 1501, 15, init, 2017-08-08, 1501" />
-    <row values="150001, 1500, 15, init, 2017-08-08, 1500" />
-    <row values="150002, 1500, 15, init, 2017-08-08, 1500" />
-    <row values="140101, 1401, 14, init, 2017-08-08, 1401" />
-    <row values="140102, 1401, 14, init, 2017-08-08, 1401" />
-    <row values="140001, 1400, 14, init, 2017-08-08, 1400" />
-    <row values="140002, 1400, 14, init, 2017-08-08, 1400" />
-    <row values="130101, 1301, 13, init, 2017-08-08, 1301" />
-    <row values="130102, 1301, 13, init, 2017-08-08, 1301" />
-    <row values="130001, 1300, 13, init, 2017-08-08, 1300" />
-    <row values="130002, 1300, 13, init, 2017-08-08, 1300" />
-    <row values="120101, 1201, 12, init, 2017-08-08, 1201" />
-    <row values="120102, 1201, 12, init, 2017-08-08, 1201" />
-    <row values="120001, 1200, 12, init, 2017-08-08, 1200" />
-    <row values="120002, 1200, 12, init, 2017-08-08, 1200" />
-    <row values="110101, 1101, 11, init, 2017-08-08, 1101" />
-    <row values="110102, 1101, 11, init, 2017-08-08, 1101" />
-    <row values="110001, 1100, 11, init, 2017-08-08, 1100" />
-    <row values="110002, 1100, 11, init, 2017-08-08, 1100" />
-    <row values="100101, 1001, 10, init, 2017-08-08, 1001" />
-    <row values="100102, 1001, 10, init, 2017-08-08, 1001" />
-    <row values="100001, 1000, 10, init, 2017-08-08, 1000" />
-    <row values="100002, 1000, 10, init, 2017-08-08, 1000" />
+    <row values="290101, 2901, 29, init, 2017-08-08" />
+    <row values="290102, 2901, 29, init, 2017-08-08" />
+    <row values="290001, 2900, 29, init, 2017-08-08" />
+    <row values="290002, 2900, 29, init, 2017-08-08" />
+    <row values="280101, 2801, 28, init, 2017-08-08" />
+    <row values="280102, 2801, 28, init, 2017-08-08" />
+    <row values="280001, 2800, 28, init, 2017-08-08" />
+    <row values="280002, 2800, 28, init, 2017-08-08" />
+    <row values="270101, 2701, 27, init, 2017-08-08" />
+    <row values="270102, 2701, 27, init, 2017-08-08" />
+    <row values="270001, 2700, 27, init, 2017-08-08" />
+    <row values="270002, 2700, 27, init, 2017-08-08" />
+    <row values="260101, 2601, 26, init, 2017-08-08" />
+    <row values="260102, 2601, 26, init, 2017-08-08" />
+    <row values="260001, 2600, 26, init, 2017-08-08" />
+    <row values="260002, 2600, 26, init, 2017-08-08" />
+    <row values="250101, 2501, 25, init, 2017-08-08" />
+    <row values="250102, 2501, 25, init, 2017-08-08" />
+    <row values="250001, 2500, 25, init, 2017-08-08" />
+    <row values="250002, 2500, 25, init, 2017-08-08" />
+    <row values="240101, 2401, 24, init, 2017-08-08" />
+    <row values="240102, 2401, 24, init, 2017-08-08" />
+    <row values="240001, 2400, 24, init, 2017-08-08" />
+    <row values="240002, 2400, 24, init, 2017-08-08" />
+    <row values="230101, 2301, 23, init, 2017-08-08" />
+    <row values="230102, 2301, 23, init, 2017-08-08" />
+    <row values="230001, 2300, 23, init, 2017-08-08" />
+    <row values="230002, 2300, 23, init, 2017-08-08" />
+    <row values="220101, 2201, 22, init, 2017-08-08" />
+    <row values="220102, 2201, 22, init, 2017-08-08" />
+    <row values="220001, 2200, 22, init, 2017-08-08" />
+    <row values="220002, 2200, 22, init, 2017-08-08" />
+    <row values="210101, 2101, 21, init, 2017-08-08" />
+    <row values="210102, 2101, 21, init, 2017-08-08" />
+    <row values="210001, 2100, 21, init, 2017-08-08" />
+    <row values="210002, 2100, 21, init, 2017-08-08" />
+    <row values="200101, 2001, 20, init, 2017-08-08" />
+    <row values="200102, 2001, 20, init, 2017-08-08" />
+    <row values="200001, 2000, 20, init, 2017-08-08" />
+    <row values="200002, 2000, 20, init, 2017-08-08" />
+    <row values="190101, 1901, 19, init, 2017-08-08" />
+    <row values="190102, 1901, 19, init, 2017-08-08" />
+    <row values="190001, 1900, 19, init, 2017-08-08" />
+    <row values="190002, 1900, 19, init, 2017-08-08" />
+    <row values="180101, 1801, 18, init, 2017-08-08" />
+    <row values="180102, 1801, 18, init, 2017-08-08" />
+    <row values="180001, 1800, 18, init, 2017-08-08" />
+    <row values="180002, 1800, 18, init, 2017-08-08" />
+    <row values="170101, 1701, 17, init, 2017-08-08" />
+    <row values="170102, 1701, 17, init, 2017-08-08" />
+    <row values="170001, 1700, 17, init, 2017-08-08" />
+    <row values="170002, 1700, 17, init, 2017-08-08" />
+    <row values="160101, 1601, 16, init, 2017-08-08" />
+    <row values="160102, 1601, 16, init, 2017-08-08" />
+    <row values="160001, 1600, 16, init, 2017-08-08" />
+    <row values="160002, 1600, 16, init, 2017-08-08" />
+    <row values="150101, 1501, 15, init, 2017-08-08" />
+    <row values="150102, 1501, 15, init, 2017-08-08" />
+    <row values="150001, 1500, 15, init, 2017-08-08" />
+    <row values="150002, 1500, 15, init, 2017-08-08" />
+    <row values="140101, 1401, 14, init, 2017-08-08" />
+    <row values="140102, 1401, 14, init, 2017-08-08" />
+    <row values="140001, 1400, 14, init, 2017-08-08" />
+    <row values="140002, 1400, 14, init, 2017-08-08" />
+    <row values="130101, 1301, 13, init, 2017-08-08" />
+    <row values="130102, 1301, 13, init, 2017-08-08" />
+    <row values="130001, 1300, 13, init, 2017-08-08" />
+    <row values="130002, 1300, 13, init, 2017-08-08" />
+    <row values="120101, 1201, 12, init, 2017-08-08" />
+    <row values="120102, 1201, 12, init, 2017-08-08" />
+    <row values="120001, 1200, 12, init, 2017-08-08" />
+    <row values="120002, 1200, 12, init, 2017-08-08" />
+    <row values="110101, 1101, 11, init, 2017-08-08" />
+    <row values="110102, 1101, 11, init, 2017-08-08" />
+    <row values="110001, 1100, 11, init, 2017-08-08" />
+    <row values="110002, 1100, 11, init, 2017-08-08" />
+    <row values="100101, 1001, 10, init, 2017-08-08" />
+    <row values="100102, 1001, 10, init, 2017-08-08" />
+    <row values="100001, 1000, 10, init, 2017-08-08" />
+    <row values="100002, 1000, 10, init, 2017-08-08" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_pagination_with_row_number_and_limit.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_pagination_with_row_number_and_limit.xml
index 00ecc07eb0dd2..03dbe69922bc1 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_pagination_with_row_number_and_limit.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_pagination_with_row_number_and_limit.xml
@@ -5,8 +5,7 @@
         <column name="user_id" />
         <column name="status" />
         <column name="creation_date" />
-        <column name="ORDER_BY_DERIVED_0" />
     </metadata>
-    <row values="190002, 1900, 3, 19, init, 190002" />
-    <row values="190001, 1900, 4, 19, init, 190001" />
+    <row values="190002, 1900, 3, 19, init" />
+    <row values="190001, 1900, 4, 19, init" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_with_expression.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_with_expression.xml
index 4342bb10faa03..7aeb183d0b9f5 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_with_expression.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/db/select_with_expression.xml
@@ -1,46 +1,45 @@
 <dataset>
     <metadata>
         <column name="exp" />
-        <column name="ORDER_BY_DERIVED_0" />
     </metadata>
-    <row values="1002, 1000" />
-    <row values="1003, 1001" />
-    <row values="1102, 1100" />
-    <row values="1103, 1101" />
-    <row values="1202, 1200" />
-    <row values="1203, 1201" />
-    <row values="1302, 1300" />
-    <row values="1303, 1301" />
-    <row values="1402, 1400" />
-    <row values="1403, 1401" />
-    <row values="1502, 1500" />
-    <row values="1503, 1501" />
-    <row values="1602, 1600" />
-    <row values="1603, 1601" />
-    <row values="1702, 1700" />
-    <row values="1703, 1701" />
-    <row values="1802, 1800" />
-    <row values="1803, 1801" />
-    <row values="1902, 1900" />
-    <row values="1903, 1901" />
-    <row values="2002, 2000" />
-    <row values="2003, 2001" />
-    <row values="2102, 2100" />
-    <row values="2103, 2101" />
-    <row values="2202, 2200" />
-    <row values="2203, 2201" />
-    <row values="2302, 2300" />
-    <row values="2303, 2301" />
-    <row values="2402, 2400" />
-    <row values="2403, 2401" />
-    <row values="2502, 2500" />
-    <row values="2503, 2501" />
-    <row values="2602, 2600" />
-    <row values="2603, 2601" />
-    <row values="2702, 2700" />
-    <row values="2703, 2701" />
-    <row values="2802, 2800" />
-    <row values="2803, 2801" />
-    <row values="2902, 2900" />
-    <row values="2903, 2901" />
+    <row values="1002" />
+    <row values="1003" />
+    <row values="1102" />
+    <row values="1103" />
+    <row values="1202" />
+    <row values="1203" />
+    <row values="1302" />
+    <row values="1303" />
+    <row values="1402" />
+    <row values="1403" />
+    <row values="1502" />
+    <row values="1503" />
+    <row values="1602" />
+    <row values="1603" />
+    <row values="1702" />
+    <row values="1703" />
+    <row values="1802" />
+    <row values="1803" />
+    <row values="1902" />
+    <row values="1903" />
+    <row values="2002" />
+    <row values="2003" />
+    <row values="2102" />
+    <row values="2103" />
+    <row values="2202" />
+    <row values="2203" />
+    <row values="2302" />
+    <row values="2303" />
+    <row values="2402" />
+    <row values="2403" />
+    <row values="2502" />
+    <row values="2503" />
+    <row values="2602" />
+    <row values="2603" />
+    <row values="2702" />
+    <row values="2703" />
+    <row values="2802" />
+    <row values="2803" />
+    <row values="2902" />
+    <row values="2903" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_avg.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_avg.xml
index 68ef4ca247351..9b6b22ab882c7 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_avg.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_avg.xml
@@ -1,8 +1,6 @@
 <dataset>
     <metadata>
         <column name="user_id_avg" />
-        <column name="AVG_DERIVED_COUNT_0" />
-        <column name="AVG_DERIVED_SUM_0" />
     </metadata>
-    <row values="14.5000, 100, 1450" />
+    <row values="14.5000" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_group_by_with_avg.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_group_by_with_avg.xml
index a3948f0d84a86..e8f8a0260655f 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_group_by_with_avg.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_group_by_with_avg.xml
@@ -2,17 +2,15 @@
     <metadata>
         <column name="orders_avg" />
         <column name="user_id" />
-        <column name="AVG_DERIVED_COUNT_0" />
-        <column name="AVG_DERIVED_SUM_0" />
     </metadata>
-    <row values="1004.5000, 10, 10, 10045" />
-    <row values="1104.5000, 11, 10, 11045" />
-    <row values="1204.5000, 12, 10, 12045" />
-    <row values="1304.5000, 13, 10, 13045" />
-    <row values="1404.5000, 14, 10, 14045" />
-    <row values="1504.5000, 15, 10, 15045" />
-    <row values="1604.5000, 16, 10, 16045" />
-    <row values="1704.5000, 17, 10, 17045" />
-    <row values="1804.5000, 18, 10, 18045" />
-    <row values="1904.5000, 19, 10, 19045" />
+    <row values="1004.5000, 10, 10" />
+    <row values="1104.5000, 11, 10" />
+    <row values="1204.5000, 12, 10" />
+    <row values="1304.5000, 13, 10" />
+    <row values="1404.5000, 14, 10" />
+    <row values="1504.5000, 15, 10" />
+    <row values="1604.5000, 16, 10" />
+    <row values="1704.5000, 17, 10" />
+    <row values="1804.5000, 18, 10" />
+    <row values="1904.5000, 19, 10" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_group_by_without_grouped_column.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_group_by_without_grouped_column.xml
index 3005656eb6725..f8f37eb485f3f 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_group_by_without_grouped_column.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_group_by_without_grouped_column.xml
@@ -1,8 +1,7 @@
 <dataset>
     <metadata>
         <column name="items_count" />
-        <column name="GROUP_BY_DERIVED_0" />
     </metadata>
-    <row values="20, 10" />
-    <row values="20, 11" />
+    <row values="20" />
+    <row values="20" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_order_by_desc_and_index_asc.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_order_by_desc_and_index_asc.xml
index f4ba798bf509e..ab55cf4a2d0d0 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_order_by_desc_and_index_asc.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_order_by_desc_and_index_asc.xml
@@ -5,6 +5,5 @@
         <column name="user_id" />
         <column name="status" />
         <column name="creation_date" />
-        <column name="order_by_derived_0" />
     </metadata>
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_order_by_with_date.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_order_by_with_date.xml
index f4ba798bf509e..ab55cf4a2d0d0 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_order_by_with_date.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_order_by_with_date.xml
@@ -5,6 +5,5 @@
         <column name="user_id" />
         <column name="status" />
         <column name="creation_date" />
-        <column name="order_by_derived_0" />
     </metadata>
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_pagination_with_row_number_and_limit.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_pagination_with_row_number_and_limit.xml
index 0d99717a60553..d1de128735a24 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_pagination_with_row_number_and_limit.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_pagination_with_row_number_and_limit.xml
@@ -5,8 +5,7 @@
         <column name="user_id" />
         <column name="status" />
         <column name="creation_date" />
-        <column name="ORDER_BY_DERIVED_0" />
     </metadata>
-    <row values="190801, 1908, 1, 19, init_slave, 190801" />
-    <row values="190800, 1908, 2, 19, init_slave, 190800" />
+    <row values="190801, 1908, 1, 19, init_slave" />
+    <row values="190800, 1908, 2, 19, init_slave" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_with_expression.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_with_expression.xml
index 75104707db64e..5e75601385ce5 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_with_expression.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/dbtbl_with_masterslave/select_with_expression.xml
@@ -1,106 +1,105 @@
 <dataset>
     <metadata>
         <column name="exp" />
-        <column name="ORDER_BY_DERIVED_0" />
     </metadata>
-    <row values="1002, 1000" />
-    <row values="1003, 1001" />
-    <row values="1004, 1002" />
-    <row values="1005, 1003" />
-    <row values="1006, 1004" />
-    <row values="1007, 1005" />
-    <row values="1008, 1006" />
-    <row values="1009, 1007" />
-    <row values="1010, 1008" />
-    <row values="1011, 1009" />
-    <row values="1102, 1100" />
-    <row values="1103, 1101" />
-    <row values="1104, 1102" />
-    <row values="1105, 1103" />
-    <row values="1106, 1104" />
-    <row values="1107, 1105" />
-    <row values="1108, 1106" />
-    <row values="1109, 1107" />
-    <row values="1110, 1108" />
-    <row values="1111, 1109" />
-    <row values="1202, 1200" />
-    <row values="1203, 1201" />
-    <row values="1204, 1202" />
-    <row values="1205, 1203" />
-    <row values="1206, 1204" />
-    <row values="1207, 1205" />
-    <row values="1208, 1206" />
-    <row values="1209, 1207" />
-    <row values="1210, 1208" />
-    <row values="1211, 1209" />
-    <row values="1302, 1300" />
-    <row values="1303, 1301" />
-    <row values="1304, 1302" />
-    <row values="1305, 1303" />
-    <row values="1306, 1304" />
-    <row values="1307, 1305" />
-    <row values="1308, 1306" />
-    <row values="1309, 1307" />
-    <row values="1310, 1308" />
-    <row values="1311, 1309" />
-    <row values="1402, 1400" />
-    <row values="1403, 1401" />
-    <row values="1404, 1402" />
-    <row values="1405, 1403" />
-    <row values="1406, 1404" />
-    <row values="1407, 1405" />
-    <row values="1408, 1406" />
-    <row values="1409, 1407" />
-    <row values="1410, 1408" />
-    <row values="1411, 1409" />
-    <row values="1502, 1500" />
-    <row values="1503, 1501" />
-    <row values="1504, 1502" />
-    <row values="1505, 1503" />
-    <row values="1506, 1504" />
-    <row values="1507, 1505" />
-    <row values="1508, 1506" />
-    <row values="1509, 1507" />
-    <row values="1510, 1508" />
-    <row values="1511, 1509" />
-    <row values="1602, 1600" />
-    <row values="1603, 1601" />
-    <row values="1604, 1602" />
-    <row values="1605, 1603" />
-    <row values="1606, 1604" />
-    <row values="1607, 1605" />
-    <row values="1608, 1606" />
-    <row values="1609, 1607" />
-    <row values="1610, 1608" />
-    <row values="1611, 1609" />
-    <row values="1702, 1700" />
-    <row values="1703, 1701" />
-    <row values="1704, 1702" />
-    <row values="1705, 1703" />
-    <row values="1706, 1704" />
-    <row values="1707, 1705" />
-    <row values="1708, 1706" />
-    <row values="1709, 1707" />
-    <row values="1710, 1708" />
-    <row values="1711, 1709" />
-    <row values="1802, 1800" />
-    <row values="1803, 1801" />
-    <row values="1804, 1802" />
-    <row values="1805, 1803" />
-    <row values="1806, 1804" />
-    <row values="1807, 1805" />
-    <row values="1808, 1806" />
-    <row values="1809, 1807" />
-    <row values="1810, 1808" />
-    <row values="1811, 1809" />
-    <row values="1902, 1900" />
-    <row values="1903, 1901" />
-    <row values="1904, 1902" />
-    <row values="1905, 1903" />
-    <row values="1906, 1904" />
-    <row values="1907, 1905" />
-    <row values="1908, 1906" />
-    <row values="1909, 1907" />
-    <row values="1910, 1908" />
-    <row values="1911, 1909" />
+    <row values="1002" />
+    <row values="1003" />
+    <row values="1004" />
+    <row values="1005" />
+    <row values="1006" />
+    <row values="1007" />
+    <row values="1008" />
+    <row values="1009" />
+    <row values="1010" />
+    <row values="1011" />
+    <row values="1102" />
+    <row values="1103" />
+    <row values="1104" />
+    <row values="1105" />
+    <row values="1106" />
+    <row values="1107" />
+    <row values="1108" />
+    <row values="1109" />
+    <row values="1110" />
+    <row values="1111" />
+    <row values="1202" />
+    <row values="1203" />
+    <row values="1204" />
+    <row values="1205" />
+    <row values="1206" />
+    <row values="1207" />
+    <row values="1208" />
+    <row values="1209" />
+    <row values="1210" />
+    <row values="1211" />
+    <row values="1302" />
+    <row values="1303" />
+    <row values="1304" />
+    <row values="1305" />
+    <row values="1306" />
+    <row values="1307" />
+    <row values="1308" />
+    <row values="1309" />
+    <row values="1310" />
+    <row values="1311" />
+    <row values="1402" />
+    <row values="1403" />
+    <row values="1404" />
+    <row values="1405" />
+    <row values="1406" />
+    <row values="1407" />
+    <row values="1408" />
+    <row values="1409" />
+    <row values="1410" />
+    <row values="1411" />
+    <row values="1502" />
+    <row values="1503" />
+    <row values="1504" />
+    <row values="1505" />
+    <row values="1506" />
+    <row values="1507" />
+    <row values="1508" />
+    <row values="1509" />
+    <row values="1510" />
+    <row values="1511" />
+    <row values="1602" />
+    <row values="1603" />
+    <row values="1604" />
+    <row values="1605" />
+    <row values="1606" />
+    <row values="1607" />
+    <row values="1608" />
+    <row values="1609" />
+    <row values="1610" />
+    <row values="1611" />
+    <row values="1702" />
+    <row values="1703" />
+    <row values="1704" />
+    <row values="1705" />
+    <row values="1706" />
+    <row values="1707" />
+    <row values="1708" />
+    <row values="1709" />
+    <row values="1710" />
+    <row values="1711" />
+    <row values="1802" />
+    <row values="1803" />
+    <row values="1804" />
+    <row values="1805" />
+    <row values="1806" />
+    <row values="1807" />
+    <row values="1808" />
+    <row values="1809" />
+    <row values="1810" />
+    <row values="1811" />
+    <row values="1902" />
+    <row values="1903" />
+    <row values="1904" />
+    <row values="1905" />
+    <row values="1906" />
+    <row values="1907" />
+    <row values="1908" />
+    <row values="1909" />
+    <row values="1910" />
+    <row values="1911" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_avg.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_avg.xml
index 6c135954eef86..0d54113846a80 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_avg.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_avg.xml
@@ -1,8 +1,6 @@
 <dataset>
     <metadata>
         <column name="user_id_avg" />
-        <column name="AVG_DERIVED_COUNT_0" />
-        <column name="AVG_DERIVED_SUM_0" />
     </metadata>
-    <row values="10.5000, 20, 210" />
+    <row values="10.5000" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_group_by_with_avg.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_group_by_with_avg.xml
index 53fa098cf0b1f..c95e5e8ac5bec 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_group_by_with_avg.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_group_by_with_avg.xml
@@ -2,9 +2,7 @@
     <metadata>
         <column name="orders_avg" />
         <column name="user_id" />
-        <column name="AVG_DERIVED_COUNT_0" />
-        <column name="AVG_DERIVED_SUM_0" />
     </metadata>
-    <row values="1004.5000, 10, 10, 10045" />
-    <row values="1104.5000, 11, 10, 11045" />
+    <row values="1004.5000, 10" />
+    <row values="1104.5000, 11" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_group_by_without_grouped_column.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_group_by_without_grouped_column.xml
index 3005656eb6725..f8f37eb485f3f 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_group_by_without_grouped_column.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_group_by_without_grouped_column.xml
@@ -1,8 +1,7 @@
 <dataset>
     <metadata>
         <column name="items_count" />
-        <column name="GROUP_BY_DERIVED_0" />
     </metadata>
-    <row values="20, 10" />
-    <row values="20, 11" />
+    <row values="20" />
+    <row values="20" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_order_by_desc_and_index_asc.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_order_by_desc_and_index_asc.xml
index 5fe27842bcd30..36739c810117d 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_order_by_desc_and_index_asc.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_order_by_desc_and_index_asc.xml
@@ -5,46 +5,45 @@
         <column name="user_id" />
         <column name="status" />
         <column name="creation_date" />
-        <column name="order_by_derived_0" />
     </metadata>
-    <row values="110900, 1109, 11, init, 2017-08-19, 1109" />
-    <row values="110901, 1109, 11, init, 2017-08-19, 1109" />
-    <row values="110800, 1108, 11, init, 2017-08-19, 1108" />
-    <row values="110801, 1108, 11, init, 2017-08-19, 1108" />
-    <row values="110700, 1107, 11, init, 2017-08-19, 1107" />
-    <row values="110701, 1107, 11, init, 2017-08-19, 1107" />
-    <row values="110600, 1106, 11, init, 2017-08-19, 1106" />
-    <row values="110601, 1106, 11, init, 2017-08-19, 1106" />
-    <row values="110500, 1105, 11, init, 2017-08-19, 1105" />
-    <row values="110501, 1105, 11, init, 2017-08-19, 1105" />
-    <row values="110400, 1104, 11, init, 2017-08-18, 1104" />
-    <row values="110401, 1104, 11, init, 2017-08-18, 1104" />
-    <row values="110300, 1103, 11, init, 2017-08-18, 1103" />
-    <row values="110301, 1103, 11, init, 2017-08-18, 1103" />
-    <row values="110200, 1102, 11, init, 2017-08-18, 1102" />
-    <row values="110201, 1102, 11, init, 2017-08-18, 1102" />
-    <row values="110100, 1101, 11, init, 2017-08-18, 1101" />
-    <row values="110101, 1101, 11, init, 2017-08-18, 1101" />
-    <row values="110000, 1100, 11, init, 2017-08-18, 1100" />
-    <row values="110001, 1100, 11, init, 2017-08-18, 1100" />
-    <row values="100900, 1009, 10, init, 2017-08-09, 1009" />
-    <row values="100901, 1009, 10, init, 2017-08-09, 1009" />
-    <row values="100800, 1008, 10, init, 2017-08-09, 1008" />
-    <row values="100801, 1008, 10, init, 2017-08-09, 1008" />
-    <row values="100700, 1007, 10, init, 2017-08-09, 1007" />
-    <row values="100701, 1007, 10, init, 2017-08-09, 1007" />
-    <row values="100600, 1006, 10, init, 2017-08-09, 1006" />
-    <row values="100601, 1006, 10, init, 2017-08-09, 1006" />
-    <row values="100500, 1005, 10, init, 2017-08-09, 1005" />
-    <row values="100501, 1005, 10, init, 2017-08-09, 1005" />
-    <row values="100400, 1004, 10, init, 2017-08-08, 1004" />
-    <row values="100401, 1004, 10, init, 2017-08-08, 1004" />
-    <row values="100300, 1003, 10, init, 2017-08-08, 1003" />
-    <row values="100301, 1003, 10, init, 2017-08-08, 1003" />
-    <row values="100200, 1002, 10, init, 2017-08-08, 1002" />
-    <row values="100201, 1002, 10, init, 2017-08-08, 1002" />
-    <row values="100100, 1001, 10, init, 2017-08-08, 1001" />
-    <row values="100101, 1001, 10, init, 2017-08-08, 1001" />
-    <row values="100000, 1000, 10, init, 2017-08-08, 1000" />
-    <row values="100001, 1000, 10, init, 2017-08-08, 1000" />
+    <row values="110900, 1109, 11, init, 2017-08-19" />
+    <row values="110901, 1109, 11, init, 2017-08-19" />
+    <row values="110800, 1108, 11, init, 2017-08-19" />
+    <row values="110801, 1108, 11, init, 2017-08-19" />
+    <row values="110700, 1107, 11, init, 2017-08-19" />
+    <row values="110701, 1107, 11, init, 2017-08-19" />
+    <row values="110600, 1106, 11, init, 2017-08-19" />
+    <row values="110601, 1106, 11, init, 2017-08-19" />
+    <row values="110500, 1105, 11, init, 2017-08-19" />
+    <row values="110501, 1105, 11, init, 2017-08-19" />
+    <row values="110400, 1104, 11, init, 2017-08-18" />
+    <row values="110401, 1104, 11, init, 2017-08-18" />
+    <row values="110300, 1103, 11, init, 2017-08-18" />
+    <row values="110301, 1103, 11, init, 2017-08-18" />
+    <row values="110200, 1102, 11, init, 2017-08-18" />
+    <row values="110201, 1102, 11, init, 2017-08-18" />
+    <row values="110100, 1101, 11, init, 2017-08-18" />
+    <row values="110101, 1101, 11, init, 2017-08-18" />
+    <row values="110000, 1100, 11, init, 2017-08-18" />
+    <row values="110001, 1100, 11, init, 2017-08-18" />
+    <row values="100900, 1009, 10, init, 2017-08-09" />
+    <row values="100901, 1009, 10, init, 2017-08-09" />
+    <row values="100800, 1008, 10, init, 2017-08-09" />
+    <row values="100801, 1008, 10, init, 2017-08-09" />
+    <row values="100700, 1007, 10, init, 2017-08-09" />
+    <row values="100701, 1007, 10, init, 2017-08-09" />
+    <row values="100600, 1006, 10, init, 2017-08-09" />
+    <row values="100601, 1006, 10, init, 2017-08-09" />
+    <row values="100500, 1005, 10, init, 2017-08-09" />
+    <row values="100501, 1005, 10, init, 2017-08-09" />
+    <row values="100400, 1004, 10, init, 2017-08-08" />
+    <row values="100401, 1004, 10, init, 2017-08-08" />
+    <row values="100300, 1003, 10, init, 2017-08-08" />
+    <row values="100301, 1003, 10, init, 2017-08-08" />
+    <row values="100200, 1002, 10, init, 2017-08-08" />
+    <row values="100201, 1002, 10, init, 2017-08-08" />
+    <row values="100100, 1001, 10, init, 2017-08-08" />
+    <row values="100101, 1001, 10, init, 2017-08-08" />
+    <row values="100000, 1000, 10, init, 2017-08-08" />
+    <row values="100001, 1000, 10, init, 2017-08-08" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_order_by_with_date.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_order_by_with_date.xml
index 5fe27842bcd30..36739c810117d 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_order_by_with_date.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_order_by_with_date.xml
@@ -5,46 +5,45 @@
         <column name="user_id" />
         <column name="status" />
         <column name="creation_date" />
-        <column name="order_by_derived_0" />
     </metadata>
-    <row values="110900, 1109, 11, init, 2017-08-19, 1109" />
-    <row values="110901, 1109, 11, init, 2017-08-19, 1109" />
-    <row values="110800, 1108, 11, init, 2017-08-19, 1108" />
-    <row values="110801, 1108, 11, init, 2017-08-19, 1108" />
-    <row values="110700, 1107, 11, init, 2017-08-19, 1107" />
-    <row values="110701, 1107, 11, init, 2017-08-19, 1107" />
-    <row values="110600, 1106, 11, init, 2017-08-19, 1106" />
-    <row values="110601, 1106, 11, init, 2017-08-19, 1106" />
-    <row values="110500, 1105, 11, init, 2017-08-19, 1105" />
-    <row values="110501, 1105, 11, init, 2017-08-19, 1105" />
-    <row values="110400, 1104, 11, init, 2017-08-18, 1104" />
-    <row values="110401, 1104, 11, init, 2017-08-18, 1104" />
-    <row values="110300, 1103, 11, init, 2017-08-18, 1103" />
-    <row values="110301, 1103, 11, init, 2017-08-18, 1103" />
-    <row values="110200, 1102, 11, init, 2017-08-18, 1102" />
-    <row values="110201, 1102, 11, init, 2017-08-18, 1102" />
-    <row values="110100, 1101, 11, init, 2017-08-18, 1101" />
-    <row values="110101, 1101, 11, init, 2017-08-18, 1101" />
-    <row values="110000, 1100, 11, init, 2017-08-18, 1100" />
-    <row values="110001, 1100, 11, init, 2017-08-18, 1100" />
-    <row values="100900, 1009, 10, init, 2017-08-09, 1009" />
-    <row values="100901, 1009, 10, init, 2017-08-09, 1009" />
-    <row values="100800, 1008, 10, init, 2017-08-09, 1008" />
-    <row values="100801, 1008, 10, init, 2017-08-09, 1008" />
-    <row values="100700, 1007, 10, init, 2017-08-09, 1007" />
-    <row values="100701, 1007, 10, init, 2017-08-09, 1007" />
-    <row values="100600, 1006, 10, init, 2017-08-09, 1006" />
-    <row values="100601, 1006, 10, init, 2017-08-09, 1006" />
-    <row values="100500, 1005, 10, init, 2017-08-09, 1005" />
-    <row values="100501, 1005, 10, init, 2017-08-09, 1005" />
-    <row values="100400, 1004, 10, init, 2017-08-08, 1004" />
-    <row values="100401, 1004, 10, init, 2017-08-08, 1004" />
-    <row values="100300, 1003, 10, init, 2017-08-08, 1003" />
-    <row values="100301, 1003, 10, init, 2017-08-08, 1003" />
-    <row values="100200, 1002, 10, init, 2017-08-08, 1002" />
-    <row values="100201, 1002, 10, init, 2017-08-08, 1002" />
-    <row values="100100, 1001, 10, init, 2017-08-08, 1001" />
-    <row values="100101, 1001, 10, init, 2017-08-08, 1001" />
-    <row values="100000, 1000, 10, init, 2017-08-08, 1000" />
-    <row values="100001, 1000, 10, init, 2017-08-08, 1000" />
+    <row values="110900, 1109, 11, init, 2017-08-19" />
+    <row values="110901, 1109, 11, init, 2017-08-19" />
+    <row values="110800, 1108, 11, init, 2017-08-19" />
+    <row values="110801, 1108, 11, init, 2017-08-19" />
+    <row values="110700, 1107, 11, init, 2017-08-19" />
+    <row values="110701, 1107, 11, init, 2017-08-19" />
+    <row values="110600, 1106, 11, init, 2017-08-19" />
+    <row values="110601, 1106, 11, init, 2017-08-19" />
+    <row values="110500, 1105, 11, init, 2017-08-19" />
+    <row values="110501, 1105, 11, init, 2017-08-19" />
+    <row values="110400, 1104, 11, init, 2017-08-18" />
+    <row values="110401, 1104, 11, init, 2017-08-18" />
+    <row values="110300, 1103, 11, init, 2017-08-18" />
+    <row values="110301, 1103, 11, init, 2017-08-18" />
+    <row values="110200, 1102, 11, init, 2017-08-18" />
+    <row values="110201, 1102, 11, init, 2017-08-18" />
+    <row values="110100, 1101, 11, init, 2017-08-18" />
+    <row values="110101, 1101, 11, init, 2017-08-18" />
+    <row values="110000, 1100, 11, init, 2017-08-18" />
+    <row values="110001, 1100, 11, init, 2017-08-18" />
+    <row values="100900, 1009, 10, init, 2017-08-09" />
+    <row values="100901, 1009, 10, init, 2017-08-09" />
+    <row values="100800, 1008, 10, init, 2017-08-09" />
+    <row values="100801, 1008, 10, init, 2017-08-09" />
+    <row values="100700, 1007, 10, init, 2017-08-09" />
+    <row values="100701, 1007, 10, init, 2017-08-09" />
+    <row values="100600, 1006, 10, init, 2017-08-09" />
+    <row values="100601, 1006, 10, init, 2017-08-09" />
+    <row values="100500, 1005, 10, init, 2017-08-09" />
+    <row values="100501, 1005, 10, init, 2017-08-09" />
+    <row values="100400, 1004, 10, init, 2017-08-08" />
+    <row values="100401, 1004, 10, init, 2017-08-08" />
+    <row values="100300, 1003, 10, init, 2017-08-08" />
+    <row values="100301, 1003, 10, init, 2017-08-08" />
+    <row values="100200, 1002, 10, init, 2017-08-08" />
+    <row values="100201, 1002, 10, init, 2017-08-08" />
+    <row values="100100, 1001, 10, init, 2017-08-08" />
+    <row values="100101, 1001, 10, init, 2017-08-08" />
+    <row values="100000, 1000, 10, init, 2017-08-08" />
+    <row values="100001, 1000, 10, init, 2017-08-08" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_pagination_with_row_number_and_limit.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_pagination_with_row_number_and_limit.xml
index a84f46a14a9b3..a2c10abce6831 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_pagination_with_row_number_and_limit.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_pagination_with_row_number_and_limit.xml
@@ -5,8 +5,7 @@
         <column name="user_id" />
         <column name="status" />
         <column name="creation_date" />
-        <column name="ORDER_BY_DERIVED_0" />
     </metadata>
-    <row values="100801, 1008, 1, 10, init, 100801" />
-    <row values="100800, 1008, 2, 10, init, 100800" />
+    <row values="100801, 1008, 1, 10, init" />
+    <row values="100800, 1008, 2, 10, init" />
 </dataset>
diff --git a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_with_expression.xml b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_with_expression.xml
index 6c6fc3e759ad2..40644b52f7e84 100644
--- a/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_with_expression.xml
+++ b/sharding-jdbc/src/test/resources/asserts/cases/dql/dataset/tbl/select_with_expression.xml
@@ -1,26 +1,25 @@
 <dataset>
     <metadata>
         <column name="exp" />
-        <column name="ORDER_BY_DERIVED_0" />
     </metadata>
-    <row values="1002, 1000" />
-    <row values="1003, 1001" />
-    <row values="1004, 1002" />
-    <row values="1005, 1003" />
-    <row values="1006, 1004" />
-    <row values="1007, 1005" />
-    <row values="1008, 1006" />
-    <row values="1009, 1007" />
-    <row values="1010, 1008" />
-    <row values="1011, 1009" />
-    <row values="1102, 1100" />
-    <row values="1103, 1101" />
-    <row values="1104, 1102" />
-    <row values="1105, 1103" />
-    <row values="1106, 1104" />
-    <row values="1107, 1105" />
-    <row values="1108, 1106" />
-    <row values="1109, 1107" />
-    <row values="1110, 1108" />
-    <row values="1111, 1109" />
+    <row values="1002" />
+    <row values="1003" />
+    <row values="1004" />
+    <row values="1005" />
+    <row values="1006" />
+    <row values="1007" />
+    <row values="1008" />
+    <row values="1009" />
+    <row values="1010" />
+    <row values="1011" />
+    <row values="1102" />
+    <row values="1103" />
+    <row values="1104" />
+    <row values="1105" />
+    <row values="1106" />
+    <row values="1107" />
+    <row values="1108" />
+    <row values="1109" />
+    <row values="1110" />
+    <row values="1111" />
 </dataset>