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[FLINK-25176][table] Introduce "ALTER TABLE ... COMPACT" syntax #18236
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54 changes: 54 additions & 0 deletions
54
.../flink-sql-parser/src/main/java/org/apache/flink/sql/parser/ddl/SqlAlterTableCompact.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you 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. | ||
| */ | ||
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| package org.apache.flink.sql.parser.ddl; | ||
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| import org.apache.calcite.sql.SqlIdentifier; | ||
| import org.apache.calcite.sql.SqlNode; | ||
| import org.apache.calcite.sql.SqlNodeList; | ||
| import org.apache.calcite.sql.SqlWriter; | ||
| import org.apache.calcite.sql.parser.SqlParserPos; | ||
| import org.apache.calcite.util.ImmutableNullableList; | ||
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| import javax.annotation.Nullable; | ||
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| import java.util.List; | ||
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| /** ALTER TABLE [[catalogName.] dataBasesName].tableName [PARTITION partition_spec] COMPACT. */ | ||
| public class SqlAlterTableCompact extends SqlAlterTable { | ||
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| public SqlAlterTableCompact( | ||
| SqlParserPos pos, SqlIdentifier tableName, @Nullable SqlNodeList partitionSpec) { | ||
| super(pos, tableName, partitionSpec); | ||
| } | ||
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| public SqlAlterTableCompact(SqlParserPos pos, SqlIdentifier tableName) { | ||
| super(pos, tableName); | ||
| } | ||
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| @Override | ||
| public List<SqlNode> getOperandList() { | ||
| return ImmutableNullableList.of(tableIdentifier, partitionSpec); | ||
| } | ||
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| @Override | ||
| public void unparse(SqlWriter writer, int leftPrec, int rightPrec) { | ||
| super.unparse(writer, leftPrec, rightPrec); | ||
| writer.keyword("COMPACT"); | ||
| } | ||
| } |
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58 changes: 58 additions & 0 deletions
58
...-java/src/main/java/org/apache/flink/table/operations/ddl/AlterTableCompactOperation.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,58 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you 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. | ||
| */ | ||
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| package org.apache.flink.table.operations.ddl; | ||
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| import org.apache.flink.table.catalog.CatalogPartitionSpec; | ||
| import org.apache.flink.table.catalog.ObjectIdentifier; | ||
| import org.apache.flink.table.operations.OperationUtils; | ||
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| import javax.annotation.Nullable; | ||
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| import java.util.Collections; | ||
| import java.util.LinkedHashMap; | ||
| import java.util.Map; | ||
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| /** Operation to describe "ALTER TABLE [PARTITION partition_spec] COMPACT" statement. */ | ||
| public class AlterTableCompactOperation extends AlterTableOperation { | ||
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| private final CatalogPartitionSpec partitionSpec; | ||
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| public AlterTableCompactOperation( | ||
| ObjectIdentifier tableIdentifier, @Nullable CatalogPartitionSpec partitionSpec) { | ||
| super(tableIdentifier); | ||
| this.partitionSpec = partitionSpec; | ||
| } | ||
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| public Map<String, String> getPartitionSpec() { | ||
| return partitionSpec == null | ||
| ? Collections.emptyMap() | ||
| : new LinkedHashMap<>(partitionSpec.getPartitionSpec()); | ||
| } | ||
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| @Override | ||
| public String asSummaryString() { | ||
| String spec = | ||
| partitionSpec == null | ||
| ? "" | ||
| : String.format( | ||
| "PARTITION (%s) ", | ||
| OperationUtils.formatPartitionSpec(partitionSpec)); | ||
| return String.format("ALTER TABLE %s %sCOMPACT", tableIdentifier.asSummaryString(), spec); | ||
| } | ||
| } |
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I thought about it, maybe it doesn't have to be ordered, just hit the specified partition is OK.
We can just do something like
DynamicSinkUtils.validatePartitioning