Sap hanadb support，SAP HANA数据库适配支持 (#1958)

Author: wwsheng009

common/src/main/java/com/tencent/supersonic/common/calcite/Configuration.java

@@ -80,6 +80,9 @@ public static SqlParser.Config getParserConfig(EngineType engineType) {
                 .setQuoting(Quoting.SINGLE_QUOTE).setQuotedCasing(Casing.TO_UPPER)
                 .setUnquotedCasing(Casing.TO_UPPER).setConformance(sqlDialect.getConformance())
                 .setLex(Lex.BIG_QUERY);
+        if (EngineType.HANADB.equals(engineType)) {
+                parserConfig = parserConfig.setQuoting(Quoting.DOUBLE_QUOTE);
+        }
         parserConfig = parserConfig.setQuotedCasing(Casing.UNCHANGED);
         parserConfig = parserConfig.setUnquotedCasing(Casing.UNCHANGED);
         return parserConfig.build();

common/src/main/java/com/tencent/supersonic/common/calcite/SqlDialectFactory.java

@@ -21,6 +21,10 @@ public class SqlDialectFactory {
             .withDatabaseProduct(DatabaseProduct.BIG_QUERY).withLiteralQuoteString("'")
             .withLiteralEscapedQuoteString("''").withUnquotedCasing(Casing.UNCHANGED)
             .withQuotedCasing(Casing.UNCHANGED).withCaseSensitive(false);
+    public static final Context HANADB_CONTEXT = SqlDialect.EMPTY_CONTEXT
+            .withDatabaseProduct(DatabaseProduct.BIG_QUERY).withLiteralQuoteString("'")
+            .withIdentifierQuoteString("\"").withLiteralEscapedQuoteString("''").withUnquotedCasing(Casing.UNCHANGED)
+            .withQuotedCasing(Casing.UNCHANGED).withCaseSensitive(true);
     private static Map<EngineType, SemanticSqlDialect> sqlDialectMap;
 
     static {
@@ -29,6 +33,7 @@ public class SqlDialectFactory {
         sqlDialectMap.put(EngineType.MYSQL, new SemanticSqlDialect(DEFAULT_CONTEXT));
         sqlDialectMap.put(EngineType.H2, new SemanticSqlDialect(DEFAULT_CONTEXT));
         sqlDialectMap.put(EngineType.POSTGRESQL, new SemanticSqlDialect(POSTGRESQL_CONTEXT));
+        sqlDialectMap.put(EngineType.HANADB, new SemanticSqlDialect(HANADB_CONTEXT));
     }
 
     public static SemanticSqlDialect getSqlDialect(EngineType engineType) {

common/src/main/java/com/tencent/supersonic/common/pojo/enums/EngineType.java

@@ -9,7 +9,8 @@ public enum EngineType {
     H2(5, "h2"),
     POSTGRESQL(6, "postgresql"),
     OTHER(7, "other"),
-    DUCKDB(8, "duckdb");
+    DUCKDB(8, "duckdb"),
+    HANADB(9, "hanadb");
 
     private Integer code;
 

headless/core/src/main/java/com/tencent/supersonic/headless/core/adaptor/db/DbAdaptorFactory.java

@@ -17,6 +17,7 @@ public class DbAdaptorFactory {
         dbAdaptorMap.put(EngineType.POSTGRESQL.getName(), new PostgresqlAdaptor());
         dbAdaptorMap.put(EngineType.OTHER.getName(), new DefaultDbAdaptor());
         dbAdaptorMap.put(EngineType.DUCKDB.getName(), new DuckdbAdaptor());
+        dbAdaptorMap.put(EngineType.HANADB.getName(), new HanadbAdaptor());
     }
 
     public static DbAdaptor getEngineAdaptor(String engineType) {

headless/core/src/main/java/com/tencent/supersonic/headless/core/adaptor/db/HanadbAdaptor.java

@@ -0,0 +1,13 @@
+package com.tencent.supersonic.headless.core.adaptor.db;
+
+import lombok.extern.slf4j.Slf4j;
+
+@Slf4j
+public class HanadbAdaptor extends DefaultDbAdaptor {
+
+    @Override
+    public String rewriteSql(String sql) {
+        return sql.replaceAll("`", "\"");
+    }
+
+}

headless/server/src/main/java/com/tencent/supersonic/headless/server/pojo/DbParameterFactory.java

@@ -15,6 +15,7 @@ public class DbParameterFactory {
         parametersBuilder.put(EngineType.CLICKHOUSE.getName(), new ClickHouseParametersBuilder());
         parametersBuilder.put(EngineType.MYSQL.getName(), new MysqlParametersBuilder());
         parametersBuilder.put(EngineType.POSTGRESQL.getName(), new PostgresqlParametersBuilder());
+        parametersBuilder.put(EngineType.HANADB.getName(), new HanadbParametersBuilder());
         parametersBuilder.put(EngineType.OTHER.getName(), new OtherParametersBuilder());
     }
 

headless/server/src/main/java/com/tencent/supersonic/headless/server/pojo/HanadbParametersBuilder.java

@@ -0,0 +1,16 @@
+package com.tencent.supersonic.headless.server.pojo;
+
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+@Slf4j
+public class HanadbParametersBuilder extends DefaultParametersBuilder {
+
+    @Override
+    public List<DatabaseParameter> build() {
+        return super.build();
+    }
+}