content: /*
   * Copyright 1999-2018 Alibaba Group Holding Ltd.
   *
   * 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.
   */
  package com.alibaba.druid.proxy.jdbc;
  
  import java.sql.*;
  
  /**
   * Created by wenshao on 26/05/2017.
   */
  public class DatabaseMetaDataProxyImpl implements DatabaseMetaData {
      private DatabaseMetaData metaData;
  
      public DatabaseMetaDataProxyImpl(DatabaseMetaData metaData) {
          this.metaData = metaData;
      }
  
      @Override
      public boolean allProceduresAreCallable() throws SQLException {
          return metaData.allProceduresAreCallable();
      }
  
      @Override
      public boolean allTablesAreSelectable() throws SQLException {
          return metaData.allTablesAreSelectable();
      }
  
      @Override
      public String getURL() throws SQLException {
          return metaData.getURL();
      }
  
      @Override
      public String getUserName() throws SQLException {
          return metaData.getUserName();
      }
  
      @Override
      public boolean isReadOnly() throws SQLException {
          return metaData.isReadOnly();
      }
  
      @Override
      public boolean nullsAreSortedHigh() throws SQLException {
          return metaData.nullsAreSortedHigh();
      }
  
      @Override
      public boolean nullsAreSortedLow() throws SQLException {
          return metaData.nullsAreSortedLow();
      }
  
      @Override
      public boolean nullsAreSortedAtStart() throws SQLException {
          return metaData.nullsAreSortedAtStart();
      }
  
      @Override
      public boolean nullsAreSortedAtEnd() throws SQLException {
          return metaData.nullsAreSortedAtEnd();
      }
  
      @Override
      public String getDatabaseProductName() throws SQLException {
          return metaData.getDatabaseProductName();
      }
  
      @Override
      public String getDatabaseProductVersion() throws SQLException {
          return metaData.getDatabaseProductVersion();
      }
  
      @Override
      public String getDriverName() throws SQLException {
          return metaData.getDriverName();
      }
  
      @Override
      public String getDriverVersion() throws SQLException {
          return metaData.getDriverVersion();
      }
  
      @Override
      public int getDriverMajorVersion() {
          return metaData.getDriverMajorVersion();
      }
  
      @Override
      public int getDriverMinorVersion() {
          return metaData.getDriverMinorVersion();
      }
  
      @Override
      public boolean usesLocalFiles() throws SQLException {
          return metaData.usesLocalFiles();
      }
  
      @Override
      public boolean usesLocalFilePerTable() throws SQLException {
          return metaData.usesLocalFilePerTable();
      }
  
      @Override
      public boolean supportsMixedCaseIdentifiers() throws SQLException {
          return metaData.supportsMixedCaseIdentifiers();
      }
  
      @Override
      public boolean storesUpperCaseIdentifiers() throws SQLException {
          return metaData.storesUpperCaseIdentifiers();
      }
  
      @Override
      public boolean storesLowerCaseIdentifiers() throws SQLException {
          return metaData.storesMixedCaseIdentifiers();
      }
  
      @Override
      public boolean storesMixedCaseIdentifiers() throws SQLException {
          return metaData.supportsMixedCaseIdentifiers();
      }
  
      @Override
      public boolean supportsMixedCaseQuotedIdentifiers() throws SQLException {
          return metaData.supportsMixedCaseQuotedIdentifiers();
      }
  
      @Override
      public boolean storesUpperCaseQuotedIdentifiers() throws SQLException {
          return metaData.storesUpperCaseIdentifiers();
      }
  
      @Override
      public boolean storesLowerCaseQuotedIdentifiers() throws SQLException {
          return metaData.storesLowerCaseQuotedIdentifiers();
      }
  
      @Override
      public boolean storesMixedCaseQuotedIdentifiers() throws SQLException {
          return metaData.storesMixedCaseQuotedIdentifiers();
      }
  
      @Override
      public String getIdentifierQuoteString() throws SQLException {
          return metaData.getIdentifierQuoteString();
      }
  
      @Override
      public String getSQLKeywords() throws SQLException {
          return metaData.getSQLKeywords();
      }
  
      @Override
      public String getNumericFunctions() throws SQLException {
          return metaData.getNumericFunctions();
      }
  
      @Override
      public String getStringFunctions() throws SQLException {
          return metaData.getStringFunctions();
      }
  
      @Override
      public String getSystemFunctions() throws SQLException {
          return metaData.getSystemFunctions();
      }
  
      @Override
      public String getTimeDateFunctions() throws SQLException {
          return metaData.getTimeDateFunctions();
      }
  
      @Override
      public String getSearchStringEscape() throws SQLException {
          return metaData.getSearchStringEscape();
      }
  
      @Override
      public String getExtraNameCharacters() throws SQLException {
          return metaData.getExtraNameCharacters();
      }
  
      @Override
      public boolean supportsAlterTableWithAddColumn() throws SQLException {
          return metaData.supportsAlterTableWithAddColumn();
      }
  
      @Override
      public boolean supportsAlterTableWithDropColumn() throws SQLException {
          return metaData.supportsAlterTableWithDropColumn();
      }
  
      @Override
      public boolean supportsColumnAliasing() throws SQLException {
          return metaData.supportsColumnAliasing();
      }
  
      @Override
      public boolean nullPlusNonNullIsNull() throws SQLException {
          return metaData.nullPlusNonNullIsNull();
      }
  
      @Override
      public boolean supportsConvert() throws SQLException {
          return metaData.supportsConvert();
      }
  
      @Override
      public boolean supportsConvert(int fromType, int toType) throws SQLException {
          return metaData.supportsConvert(fromType, toType);
      }
  
      @Override
      public boolean supportsTableCorrelationNames() throws SQLException {
          return metaData.supportsTableCorrelationNames();
      }
  
      @Override
      public boolean supportsDifferentTableCorrelationNames() throws SQLException {
          return metaData.supportsDifferentTableCorrelationNames();
      }
  
      @Override
      public boolean supportsExpressionsInOrderBy() throws SQLException {
          return metaData.supportsExpressionsInOrderBy();
      }
  
      @Override
      public boolean supportsOrderByUnrelated() throws SQLException {
          return metaData.supportsOrderByUnrelated();
      }
  
      @Override
      public boolean supportsGroupBy() throws SQLException {
          return metaData.supportsGroupBy();
      }
  
      @Override
      public boolean supportsGroupByUnrelated() throws SQLException {
          return metaData.supportsGroupByUnrelated();
      }
  
      @Override
      public boolean supportsGroupByBeyondSelect() throws SQLException {
          return metaData.supportsGroupByBeyondSelect();
      }
  
      @Override
      public boolean supportsLikeEscapeClause() throws SQLException {
          return metaData.supportsLikeEscapeClause();
      }
  
      @Override
      public boolean supportsMultipleResultSets() throws SQLException {
          return metaData.supportsMultipleResultSets();
      }
  
      @Override
      public boolean supportsMultipleTransactions() throws SQLException {
          return metaData.supportsMultipleTransactions();
      }
  
      @Override
      public boolean supportsNonNullableColumns() throws SQLException {
          return metaData.supportsNonNullableColumns();
      }
  
      @Override
      public boolean supportsMinimumSQLGrammar() throws SQLException {
          return metaData.supportsMinimumSQLGrammar();
      }
  
      @Override
      public boolean supportsCoreSQLGrammar() throws SQLException {
          return metaData.supportsCoreSQLGrammar();
      }
  
      @Override
      public boolean supportsExtendedSQLGrammar() throws SQLException {
          return metaData.supportsExtendedSQLGrammar();
      }
  
      @Override
      public boolean supportsANSI92EntryLevelSQL() throws SQLException {
          return metaData.supportsANSI92EntryLevelSQL();
      }
  
      @Override
      public boolean supportsANSI92IntermediateSQL() throws SQLException {
          return metaData.supportsANSI92IntermediateSQL();
      }
  
      @Override
      public boolean supportsANSI92FullSQL() throws SQLException {
          return metaData.supportsANSI92FullSQL();
      }
  
      @Override
      public boolean supportsIntegrityEnhancementFacility() throws SQLException {
          return metaData.supportsIntegrityEnhancementFacility();
      }
  
      @Override
      public boolean supportsOuterJoins() throws SQLException {
          return metaData.supportsOuterJoins();
      }
  
      @Override
      public boolean supportsFullOuterJoins() throws SQLException {
          return metaData.supportsFullOuterJoins();
      }
  
      @Override
      public boolean supportsLimitedOuterJoins() throws SQLException {
          return metaData.supportsLimitedOuterJoins();
      }
  
      @Override
      public String getSchemaTerm() throws SQLException {
          return metaData.getSchemaTerm();
      }
  
      @Override
      public String getProcedureTerm() throws SQLException {
          return metaData.getProcedureTerm();
      }
  
      @Override
      public String getCatalogTerm() throws SQLException {
          return metaData.getCatalogTerm();
      }
  
      @Override
      public boolean isCatalogAtStart() throws SQLException {
          return metaData.isCatalogAtStart();
      }
  
      @Override
      public String getCatalogSeparator() throws SQLException {
          return metaData.getCatalogSeparator();
      }
  
      @Override
      public boolean supportsSchemasInDataManipulation() throws SQLException {
          return metaData.supportsSchemasInDataManipulation();
      }
  
      @Override
      public boolean supportsSchemasInProcedureCalls() throws SQLException {
          return metaData.supportsSchemasInProcedureCalls();
      }
  
      @Override
      public boolean supportsSchemasInTableDefinitions() throws SQLException {
          return metaData.supportsSchemasInTableDefinitions();
      }
  
      @Override
      public boolean supportsSchemasInIndexDefinitions() throws SQLException {
          return metaData.supportsSchemasInIndexDefinitions();
      }
  
      @Override
      public boolean supportsSchemasInPrivilegeDefinitions() throws SQLException {
          return metaData.supportsSchemasInPrivilegeDefinitions();
      }
  
      @Override
      public boolean supportsCatalogsInDataManipulation() throws SQLException {
          return metaData.supportsCatalogsInDataManipulation();
      }
  
      @Override
      public boolean supportsCatalogsInProcedureCalls() throws SQLException {
          return metaData.supportsCatalogsInProcedureCalls();
      }
  
      @Override
      public boolean supportsCatalogsInTableDefinitions() throws SQLException {
          return metaData.supportsCatalogsInTableDefinitions();
      }
  
      @Override
      public boolean supportsCatalogsInIndexDefinitions() throws SQLException {
          return metaData.supportsCatalogsInIndexDefinitions();
      }
  
      @Override
      public boolean supportsCatalogsInPrivilegeDefinitions() throws SQLException {
          return metaData.supportsCatalogsInPrivilegeDefinitions();
      }
  
      @Override
      public boolean supportsPositionedDelete() throws SQLException {
          return metaData.supportsPositionedDelete();
      }
  
      @Override
      public boolean supportsPositionedUpdate() throws SQLException {
          return metaData.supportsPositionedUpdate();
      }
  
      @Override
      public boolean supportsSelectForUpdate() throws SQLException {
          return metaData.supportsSelectForUpdate();
      }
  
      @Override
      public boolean supportsStoredProcedures() throws SQLException {
          return metaData.supportsStoredProcedures();
      }
  
      @Override
      public boolean supportsSubqueriesInComparisons() throws SQLException {
          return metaData.supportsSubqueriesInComparisons();
      }
  
      @Override
      public boolean supportsSubqueriesInExists() throws SQLException {
          return metaData.supportsSubqueriesInExists();
      }
  
      @Override
      public boolean supportsSubqueriesInIns() throws SQLException {
          return metaData.supportsSubqueriesInIns();
      }
  
      @Override
      public boolean supportsSubqueriesInQuantifieds() throws SQLException {
          return metaData.supportsSubqueriesInQuantifieds();
      }
  
      @Override
      public boolean supportsCorrelatedSubqueries() throws SQLException {
          return metaData.supportsCorrelatedSubqueries();
      }
  
      @Override
      public boolean supportsUnion() throws SQLException {
          return metaData.supportsUnion();
      }
  
      @Override
      public boolean supportsUnionAll() throws SQLException {
          return metaData.supportsUnionAll();
      }
  
      @Override
      public boolean supportsOpenCursorsAcrossCommit() throws SQLException {
          return metaData.supportsOpenCursorsAcrossCommit();
      }
  
      @Override
      public boolean supportsOpenCursorsAcrossRollback() throws SQLException {
          return metaData.supportsOpenCursorsAcrossRollback();
      }
  
      @Override
      public boolean supportsOpenStatementsAcrossCommit() throws SQLException {
          return metaData.supportsOpenStatementsAcrossCommit();
      }
  
      @Override
      public boolean supportsOpenStatementsAcrossRollback() throws SQLException {
          return metaData.supportsOpenStatementsAcrossRollback();
      }
  
      @Override
      public int getMaxBinaryLiteralLength() throws SQLException {
          return metaData.getMaxBinaryLiteralLength();
      }
  
      @Override
      public int getMaxCharLiteralLength() throws SQLException {
          return metaData.getMaxCharLiteralLength();
      }
  
      @Override
      public int getMaxColumnNameLength() throws SQLException {
          return metaData.getMaxColumnNameLength();
      }
  
      @Override
      public int getMaxColumnsInGroupBy() throws SQLException {
          return metaData.getMaxColumnsInGroupBy();
      }
  
      @Override
      public int getMaxColumnsInIndex() throws SQLException {
          return metaData.getMaxColumnsInIndex();
      }
  
      @Override
      public int getMaxColumnsInOrderBy() throws SQLException {
          return metaData.getMaxColumnsInOrderBy();
      }
  
      @Override
      public int getMaxColumnsInSelect() throws SQLException {
          return metaData.getMaxColumnsInSelect();
      }
  
      @Override
      public int getMaxColumnsInTable() throws SQLException {
          return metaData.getMaxColumnsInTable();
      }
  
      @Override
      public int getMaxConnections() throws SQLException {
          return metaData.getMaxConnections();
      }
  
      @Override
      public int getMaxCursorNameLength() throws SQLException {
          return metaData.getMaxCursorNameLength();
      }
  
      @Override
      public int getMaxIndexLength() throws SQLException {
          return metaData.getMaxIndexLength();
      }
  
      @Override
      public int getMaxSchemaNameLength() throws SQLException {
          return metaData.getMaxSchemaNameLength();
      }
  
      @Override
      public int getMaxProcedureNameLength() throws SQLException {
          return metaData.getMaxProcedureNameLength();
      }
  
      @Override
      public int getMaxCatalogNameLength() throws SQLException {
          return metaData.getMaxCatalogNameLength();
      }
  
      @Override
      public int getMaxRowSize() throws SQLException {
          return metaData.getMaxRowSize();
      }
  
      @Override
      public boolean doesMaxRowSizeIncludeBlobs() throws SQLException {
          return metaData.doesMaxRowSizeIncludeBlobs();
      }
  
      @Override
      public int getMaxStatementLength() throws SQLException {
          return metaData.getMaxStatementLength();
      }
  
      @Override
      public int getMaxStatements() throws SQLException {
          return metaData.getMaxStatements();
      }
  
      @Override
      public int getMaxTableNameLength() throws SQLException {
          return metaData.getMaxTableNameLength();
      }
  
      @Override
      public int getMaxTablesInSelect() throws SQLException {
          return metaData.getMaxTablesInSelect();
      }
  
      @Override
      public int getMaxUserNameLength() throws SQLException {
          return metaData.getMaxUserNameLength();
      }
  
      @Override
      public int getDefaultTransactionIsolation() throws SQLException {
          return metaData.getDefaultTransactionIsolation();
      }
  
      @Override
      public boolean supportsTransactions() throws SQLException {
          return metaData.supportsTransactions();
      }
  
      @Override
      public boolean supportsTransactionIsolationLevel(int level) throws SQLException {
          return metaData.supportsTransactionIsolationLevel(level);
      }
  
      @Override
      public boolean supportsDataDefinitionAndDataManipulationTransactions() throws SQLException {
          return metaData.supportsDataDefinitionAndDataManipulationTransactions();
      }
  
      @Override
      public boolean supportsDataManipulationTransactionsOnly() throws SQLException {
          return metaData.supportsDataManipulationTransactionsOnly();
      }
  
      @Override
      public boolean dataDefinitionCausesTransactionCommit() throws SQLException {
          return metaData.dataDefinitionCausesTransactionCommit();
      }
  
      @Override
      public boolean dataDefinitionIgnoredInTransactions() throws SQLException {
          return metaData.dataDefinitionIgnoredInTransactions();
      }
  
      @Override
      public ResultSet getProcedures(String catalog,
                                     String schemaPattern,
                                     String procedureNamePattern) throws SQLException {
          return metaData.getProcedures(catalog, schemaPattern, procedureNamePattern);
      }
  
      @Override
      public ResultSet getProcedureColumns(String catalog,
                                           String schemaPattern,
                                           String procedureNamePattern,
                                           String columnNamePattern) throws SQLException {
          return metaData.getProcedureColumns(catalog, schemaPattern, procedureNamePattern, columnNamePattern);
      }
  
      @Override
      public ResultSet getTables(String catalog,
                                 String schemaPattern,
                                 String tableNamePattern,
                                 String[] types) throws SQLException {
          return metaData.getTables(catalog, schemaPattern, tableNamePattern, types);
      }
  
      @Override
      public ResultSet getSchemas() throws SQLException {
          return metaData.getSchemas();
      }
  
      @Override
      public ResultSet getCatalogs() throws SQLException {
          return metaData.getCatalogs();
      }
  
      @Override
      public ResultSet getTableTypes() throws SQLException {
          return metaData.getTableTypes();
      }
  
      @Override
      public ResultSet getColumns(String catalog,
                                  String schemaPattern,
                                  String tableNamePattern,
                                  String columnNamePattern) throws SQLException {
          return metaData.getColumns(catalog, schemaPattern, tableNamePattern, columnNamePattern);
      }
  
      @Override
      public ResultSet getColumnPrivileges(String catalog,
                                           String schema,
                                           String table,
                                           String columnNamePattern) throws SQLException {
          return metaData.getColumnPrivileges(catalog, schema, table, columnNamePattern);
      }
  
      @Override
      public ResultSet getTablePrivileges(String catalog,
                                          String schemaPattern,
                                          String tableNamePattern) throws SQLException {
          return metaData.getTablePrivileges(catalog, schemaPattern, tableNamePattern);
      }
  
      @Override
      public ResultSet getBestRowIdentifier(String catalog,
                                            String schema,
                                            String table,
                                            int scope,
                                            boolean nullable) throws SQLException {
          return metaData.getBestRowIdentifier(catalog, schema, table, scope, nullable);
      }
  
      @Override
      public ResultSet getVersionColumns(String catalog, String schema, String table) throws SQLException {
          return metaData.getVersionColumns(catalog, schema, table);
      }
  
      @Override
      public ResultSet getPrimaryKeys(String catalog, String schema, String table) throws SQLException {
          return metaData.getPrimaryKeys(catalog, schema, table);
      }
  
      @Override
      public ResultSet getImportedKeys(String catalog, String schema, String table) throws SQLException {
          return metaData.getImportedKeys(catalog, schema, table);
      }
  
      @Override
      public ResultSet getExportedKeys(String catalog, String schema, String table) throws SQLException {
          return metaData.getExportedKeys(catalog, schema, table);
      }
  
      @Override
      public ResultSet getCrossReference(String parentCatalog,
                                         String parentSchema,
                                         String parentTable,
                                         String foreignCatalog,
                                         String foreignSchema,
                                         String foreignTable) throws SQLException {
          return metaData.getCrossReference(parentCatalog, parentSchema, parentTable, foreignCatalog, foreignSchema, foreignTable);
      }
  
      @Override
      public ResultSet getTypeInfo() throws SQLException {
          return metaData.getTypeInfo();
      }
  
      @Override
      public ResultSet getIndexInfo(String catalog,
                                    String schema,
                                    String table,
                                    boolean unique,
                                    boolean approximate) throws SQLException {
          return metaData.getIndexInfo(catalog, schema, table, unique, approximate);
      }
  
      @Override
      public boolean supportsResultSetType(int type) throws SQLException {
          return metaData.supportsResultSetType(type);
      }
  
      @Override
      public boolean supportsResultSetConcurrency(int type, int concurrency) throws SQLException {
          return metaData.supportsResultSetConcurrency(type, concurrency);
      }
  
      @Override
      public boolean ownUpdatesAreVisible(int type) throws SQLException {
          return metaData.ownUpdatesAreVisible(type);
      }
  
      @Override
      public boolean ownDeletesAreVisible(int type) throws SQLException {
          return metaData.ownDeletesAreVisible(type);
      }
  
      @Override
      public boolean ownInsertsAreVisible(int type) throws SQLException {
          return metaData.ownInsertsAreVisible(type);
      }
  
      @Override
      public boolean othersUpdatesAreVisible(int type) throws SQLException {
          return metaData.othersUpdatesAreVisible(type);
      }
  
      @Override
      public boolean othersDeletesAreVisible(int type) throws SQLException {
          return metaData.othersDeletesAreVisible(type);
      }
  
      @Override
      public boolean othersInsertsAreVisible(int type) throws SQLException {
          return metaData.othersInsertsAreVisible(type);
      }
  
      @Override
      public boolean updatesAreDetected(int type) throws SQLException {
          return metaData.updatesAreDetected(type);
      }
  
      @Override
      public boolean deletesAreDetected(int type) throws SQLException {
          return metaData.deletesAreDetected(type);
      }
  
      @Override
      public boolean insertsAreDetected(int type) throws SQLException {
          return metaData.insertsAreDetected(type);
      }
  
      @Override
      public boolean supportsBatchUpdates() throws SQLException {
          return metaData.supportsBatchUpdates();
      }
  
      @Override
      public ResultSet getUDTs(String catalog,
                               String schemaPattern,
                               String typeNamePattern,
                               int[] types) throws SQLException {
          return metaData.getUDTs(catalog, schemaPattern, typeNamePattern, types);
      }
  
      @Override
      public Connection getConnection() throws SQLException {
          return metaData.getConnection();
      }
  
      @Override
      public boolean supportsSavepoints() throws SQLException {
          return metaData.supportsSavepoints();
      }
  
      @Override
      public boolean supportsNamedParameters() throws SQLException {
          return metaData.supportsNamedParameters();
      }
  
      @Override
      public boolean supportsMultipleOpenResults() throws SQLException {
          return metaData.supportsMultipleOpenResults();
      }
  
      @Override
      public boolean supportsGetGeneratedKeys() throws SQLException {
          return metaData.supportsGetGeneratedKeys();
      }
  
      @Override
      public ResultSet getSuperTypes(String catalog, String schemaPattern, String typeNamePattern) throws SQLException {
          return metaData.getSuperTypes(catalog, schemaPattern, typeNamePattern);
      }
  
      @Override
      public ResultSet getSuperTables(String catalog, String schemaPattern, String tableNamePattern) throws SQLException {
          return metaData.getSuperTypes(catalog, schemaPattern, tableNamePattern);
      }
  
      @Override
      public ResultSet getAttributes(String catalog,
                                     String schemaPattern,
                                     String typeNamePattern,
                                     String attributeNamePattern) throws SQLException {
          return metaData.getAttributes(catalog, schemaPattern, typeNamePattern, attributeNamePattern);
      }
  
      @Override
      public boolean supportsResultSetHoldability(int holdability) throws SQLException {
          return metaData.supportsResultSetHoldability(holdability);
      }
  
      @Override
      public int getResultSetHoldability() throws SQLException {
          return metaData.getResultSetHoldability();
      }
  
      @Override
      public int getDatabaseMajorVersion() throws SQLException {
          return metaData.getDatabaseMajorVersion();
      }
  
      @Override
      public int getDatabaseMinorVersion() throws SQLException {
          return metaData.getDatabaseMinorVersion();
      }
  
      @Override
      public int getJDBCMajorVersion() throws SQLException {
          return metaData.getJDBCMajorVersion();
      }
  
      @Override
      public int getJDBCMinorVersion() throws SQLException {
          return metaData.getJDBCMinorVersion();
      }
  
      @Override
      public int getSQLStateType() throws SQLException {
          return metaData.getSQLStateType();
      }
  
      @Override
      public boolean locatorsUpdateCopy() throws SQLException {
          return metaData.locatorsUpdateCopy();
      }
  
      @Override
      public boolean supportsStatementPooling() throws SQLException {
          return metaData.supportsStatementPooling();
      }
  
      @Override
      public RowIdLifetime getRowIdLifetime() throws SQLException {
          return metaData.getRowIdLifetime();
      }
  
      @Override
      public ResultSet getSchemas(String catalog, String schemaPattern) throws SQLException {
          return metaData.getSchemas(catalog, schemaPattern);
      }
  
      @Override
      public boolean supportsStoredFunctionsUsingCallSyntax() throws SQLException {
          return metaData.supportsStoredFunctionsUsingCallSyntax();
      }
  
      @Override
      public boolean autoCommitFailureClosesAllResultSets() throws SQLException {
          return metaData.autoCommitFailureClosesAllResultSets();
      }
  
      @Override
      public ResultSet getClientInfoProperties() throws SQLException {
          return metaData.getClientInfoProperties();
      }
  
      @Override
      public ResultSet getFunctions(String catalog,
                                    String schemaPattern,
                                    String functionNamePattern) throws SQLException {
          return metaData.getFunctions(catalog, schemaPattern, functionNamePattern);
      }
  
      @Override
      public ResultSet getFunctionColumns(String catalog,
                                          String schemaPattern,
                                          String functionNamePattern,
                                          String columnNamePattern) throws SQLException {
          return metaData.getFunctionColumns(catalog, schemaPattern, functionNamePattern, columnNamePattern);
      }
  
      public ResultSet getPseudoColumns(String catalog,
                                        String schemaPattern,
                                        String tableNamePattern,
                                        String columnNamePattern) throws SQLException {
          return metaData.getPseudoColumns(catalog, schemaPattern, tableNamePattern, columnNamePattern);
      }
  
      public boolean generatedKeyAlwaysReturned() throws SQLException {
          return metaData.generatedKeyAlwaysReturned();
      }
  
      @Override
      public <T> T unwrap(Class<T> iface) throws SQLException {
          return metaData.unwrap(iface);
      }
  
      @Override
      public boolean isWrapperFor(Class<?> iface) throws SQLException {
          return metaData.isWrapperFor(iface);
      }
  }
  