Author: jbellis
Date: Tue Aug 23 02:17:25 2011
New Revision: 1160523
URL: http://svn.apache.org/viewvc?rev=1160523&view=rev
Log:
add CassandraDatabaseMetadata
patch by Rick Shaw; reviewed by jbellis for CASSANDRA-2926
Added:
cassandra/drivers/java/src/org/apache/cassandra/cql/jdbc/CassandraDatabaseMetaData.java
Modified:
cassandra/drivers/java/src/org/apache/cassandra/cql/jdbc/CassandraConnection.java
Modified:
cassandra/drivers/java/src/org/apache/cassandra/cql/jdbc/CassandraConnection.java
URL:
http://svn.apache.org/viewvc/cassandra/drivers/java/src/org/apache/cassandra/cql/jdbc/CassandraConnection.java?rev=1160523&r1=1160522&r2=1160523&view=diff
==============================================================================
---
cassandra/drivers/java/src/org/apache/cassandra/cql/jdbc/CassandraConnection.java
(original)
+++
cassandra/drivers/java/src/org/apache/cassandra/cql/jdbc/CassandraConnection.java
Tue Aug 23 02:17:25 2011
@@ -24,6 +24,7 @@ import static org.apache.cassandra.cql.j
import static org.apache.cassandra.cql.jdbc.Utils.BAD_TIMEOUT;
import static org.apache.cassandra.cql.jdbc.Utils.NO_INTERFACE;
import static org.apache.cassandra.cql.jdbc.Utils.NO_TRANSACTIONS;
+import static org.apache.cassandra.cql.jdbc.Utils.PROTOCOL;
import static org.apache.cassandra.cql.jdbc.Utils.SCHEMA_MISMATCH;
import static org.apache.cassandra.cql.jdbc.Utils.TAG_SERVER_NAME;
import static org.apache.cassandra.cql.jdbc.Utils.TAG_DATABASE_NAME;
@@ -31,6 +32,7 @@ import static org.apache.cassandra.cql.j
import static org.apache.cassandra.cql.jdbc.Utils.TAG_PORT_NUMBER;
import static org.apache.cassandra.cql.jdbc.Utils.TAG_USER;
import static org.apache.cassandra.cql.jdbc.Utils.WAS_CLOSED_CON;
+import static org.apache.cassandra.cql.jdbc.Utils.createSubName;
import static org.apache.cassandra.cql.jdbc.Utils.determineCurrentKeyspace;
import java.sql.Connection;
@@ -106,7 +108,8 @@ class CassandraConnection extends Abstra
protected long timeOfLastFailure = 0;
protected int numFailures = 0;
-
+ protected String username = null;
+ protected String url = null;
String currentKeyspace;
ColumnDecoder decoder;
@@ -118,12 +121,13 @@ class CassandraConnection extends Abstra
{
statements = new ArrayList<Statement>();
clientInfo = new Properties();
+ url = PROTOCOL + createSubName(props);
try
{
String host = props.getProperty(TAG_SERVER_NAME);
int port = Integer.parseInt(props.getProperty(TAG_PORT_NUMBER));
String keyspace = props.getProperty(TAG_DATABASE_NAME);
- String username = props.getProperty(TAG_USER);
+ username = props.getProperty(TAG_USER);
String password = props.getProperty(TAG_PASSWORD);
TSocket socket = new TSocket(host, port);
@@ -270,8 +274,7 @@ class CassandraConnection extends Abstra
public DatabaseMetaData getMetaData() throws SQLException
{
checkNotClosed();
- // the rationale is there is no DatabaseMetaData to return but if
there was we would return it...
- return null;
+ return new CassandraDatabaseMetaData(this);
}
public int getTransactionIsolation() throws SQLException
Added:
cassandra/drivers/java/src/org/apache/cassandra/cql/jdbc/CassandraDatabaseMetaData.java
URL:
http://svn.apache.org/viewvc/cassandra/drivers/java/src/org/apache/cassandra/cql/jdbc/CassandraDatabaseMetaData.java?rev=1160523&view=auto
==============================================================================
---
cassandra/drivers/java/src/org/apache/cassandra/cql/jdbc/CassandraDatabaseMetaData.java
(added)
+++
cassandra/drivers/java/src/org/apache/cassandra/cql/jdbc/CassandraDatabaseMetaData.java
Tue Aug 23 02:17:25 2011
@@ -0,0 +1,922 @@
+/*
+ *
+ * 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.
+ *
+ */
+package org.apache.cassandra.cql.jdbc;
+
+import static org.apache.cassandra.cql.jdbc.Utils.NO_INTERFACE;
+
+import java.sql.Connection;
+import java.sql.DatabaseMetaData;
+import java.sql.ResultSet;
+import java.sql.RowIdLifetime;
+import java.sql.SQLException;
+import java.sql.SQLFeatureNotSupportedException;
+
+import org.apache.cassandra.db.DBConstants;
+import org.apache.cassandra.utils.FBUtilities;
+
+public class CassandraDatabaseMetaData implements DatabaseMetaData
+{
+ private CassandraConnection connection;
+
+ public CassandraDatabaseMetaData(CassandraConnection connection)
+ {
+ this.connection = connection;
+ }
+
+ public boolean isWrapperFor(Class<?> iface) throws SQLException
+ {
+ return iface.isAssignableFrom(getClass());
+ }
+
+ public <T> T unwrap(Class<T> iface) throws SQLException
+ {
+ if (iface.isAssignableFrom(getClass())) return iface.cast(this);
+ throw new SQLFeatureNotSupportedException(String.format(NO_INTERFACE,
iface.getSimpleName()));
+ }
+
+ public boolean allProceduresAreCallable() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean allTablesAreSelectable() throws SQLException
+ {
+ return true;
+ }
+
+ public boolean autoCommitFailureClosesAllResultSets() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean dataDefinitionCausesTransactionCommit() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean dataDefinitionIgnoredInTransactions() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean deletesAreDetected(int arg0) throws SQLException
+ {
+ return false;
+ }
+
+ public boolean doesMaxRowSizeIncludeBlobs() throws SQLException
+ {
+ return false;
+ }
+
+ public ResultSet getAttributes(String arg0, String arg1, String arg2,
String arg3) throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public ResultSet getBestRowIdentifier(String arg0, String arg1, String
arg2, int arg3, boolean arg4) throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public String getCatalogSeparator() throws SQLException
+ {
+ return "";
+ }
+
+ public String getCatalogTerm() throws SQLException
+ {
+ return "";
+ }
+
+ public ResultSet getCatalogs() throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public ResultSet getClientInfoProperties() throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public ResultSet getColumnPrivileges(String arg0, String arg1, String
arg2, String arg3) throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public ResultSet getColumns(String arg0, String arg1, String arg2, String
arg3) throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public Connection getConnection() throws SQLException
+ {
+ return connection;
+ }
+
+ public ResultSet getCrossReference(String arg0, String arg1, String arg2,
String arg3, String arg4, String arg5) throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public int getDatabaseMajorVersion() throws SQLException
+ {
+ return CassandraConnection.DB_MAJOR_VERSION;
+ }
+
+ public int getDatabaseMinorVersion() throws SQLException
+ {
+ return CassandraConnection.DB_MINOR_VERSION;
+ }
+
+ public String getDatabaseProductName() throws SQLException
+ {
+ return CassandraConnection.DB_PRODUCT_NAME;
+ }
+
+ public String getDatabaseProductVersion() throws SQLException
+ {
+ return String.format("%d.%d",
CassandraConnection.DB_MAJOR_VERSION,CassandraConnection.DB_MINOR_VERSION);
+ }
+
+ public int getDefaultTransactionIsolation() throws SQLException
+ {
+ return Connection.TRANSACTION_NONE;
+ }
+
+ public int getDriverMajorVersion()
+ {
+ return CassandraDriver.DVR_MAJOR_VERSION;
+ }
+
+ public int getDriverMinorVersion()
+ {
+ return CassandraDriver.DVR_MINOR_VERSION;
+ }
+
+ public String getDriverName() throws SQLException
+ {
+ return CassandraDriver.DVR_NAME;
+ }
+
+ public String getDriverVersion() throws SQLException
+ {
+ return String.format("%d.%d.%d",
CassandraDriver.DVR_MAJOR_VERSION,CassandraDriver.DVR_MINOR_VERSION,CassandraDriver.DVR_PATCH_VERSION);
+ }
+
+ public ResultSet getExportedKeys(String arg0, String arg1, String arg2)
throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public String getExtraNameCharacters() throws SQLException
+ {
+ return "";
+ }
+
+ public ResultSet getFunctionColumns(String arg0, String arg1, String arg2,
String arg3) throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public ResultSet getFunctions(String arg0, String arg1, String arg2)
throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public String getIdentifierQuoteString() throws SQLException
+ {
+ return "'";
+ }
+
+ public ResultSet getImportedKeys(String arg0, String arg1, String arg2)
throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public ResultSet getIndexInfo(String arg0, String arg1, String arg2,
boolean arg3, boolean arg4) throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public int getJDBCMajorVersion() throws SQLException
+ {
+ return 4;
+ }
+
+ public int getJDBCMinorVersion() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxBinaryLiteralLength() throws SQLException
+ {
+ // Cassandra can represent a 2GB value, but CQL has to encode it in hex
+ return Integer.MAX_VALUE / 2;
+ }
+
+ public int getMaxCatalogNameLength() throws SQLException
+ {
+ return Short.MAX_VALUE;
+ }
+
+ public int getMaxCharLiteralLength() throws SQLException
+ {
+ return Integer.MAX_VALUE;
+ }
+
+ public int getMaxColumnNameLength() throws SQLException
+ {
+ return Short.MAX_VALUE;
+ }
+
+ public int getMaxColumnsInGroupBy() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxColumnsInIndex() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxColumnsInOrderBy() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxColumnsInSelect() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxColumnsInTable() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxConnections() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxCursorNameLength() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxIndexLength() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxProcedureNameLength() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxRowSize() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxSchemaNameLength() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxStatementLength() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxStatements() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxTableNameLength() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxTablesInSelect() throws SQLException
+ {
+ return 0;
+ }
+
+ public int getMaxUserNameLength() throws SQLException
+ {
+ return 0;
+ }
+
+ public String getNumericFunctions() throws SQLException
+ {
+ return null;
+ }
+
+ public ResultSet getPrimaryKeys(String arg0, String arg1, String arg2)
throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public ResultSet getProcedureColumns(String arg0, String arg1, String
arg2, String arg3) throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public String getProcedureTerm() throws SQLException
+ {
+ return "";
+ }
+
+ public ResultSet getProcedures(String arg0, String arg1, String arg2)
throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public int getResultSetHoldability() throws SQLException
+ {
+ return CResultSet.DEFAULT_HOLDABILITY;
+ }
+
+ public RowIdLifetime getRowIdLifetime() throws SQLException
+ {
+ return RowIdLifetime.ROWID_UNSUPPORTED;
+ }
+
+ public String getSQLKeywords() throws SQLException
+ {
+ return "";
+ }
+
+ public int getSQLStateType() throws SQLException
+ {
+ return sqlStateSQL;
+ }
+
+ public String getSchemaTerm() throws SQLException
+ {
+ return "";
+ }
+
+ public ResultSet getSchemas() throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public ResultSet getSchemas(String arg0, String arg1) throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public String getSearchStringEscape() throws SQLException
+ {
+ return "\\";
+ }
+
+ public String getStringFunctions() throws SQLException
+ {
+ return "";
+ }
+
+ public ResultSet getSuperTables(String arg0, String arg1, String arg2)
throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public ResultSet getSuperTypes(String arg0, String arg1, String arg2)
throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public String getSystemFunctions() throws SQLException
+ {
+ return "";
+ }
+
+ public ResultSet getTablePrivileges(String arg0, String arg1, String arg2)
throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public ResultSet getTableTypes() throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public ResultSet getTables(String arg0, String arg1, String arg2, String[]
arg3) throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public String getTimeDateFunctions() throws SQLException
+ {
+ return "";
+ }
+
+ public ResultSet getTypeInfo() throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public ResultSet getUDTs(String arg0, String arg1, String arg2, int[]
arg3) throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public String getURL() throws SQLException
+ {
+ return connection.url;
+ }
+
+ public String getUserName() throws SQLException
+ {
+ return (connection.username==null) ? "" : connection.username;
+ }
+
+ public ResultSet getVersionColumns(String arg0, String arg1, String arg2)
throws SQLException
+ {
+ return new CResultSet();
+ }
+
+ public boolean insertsAreDetected(int arg0) throws SQLException
+ {
+ return false;
+ }
+
+ public boolean isCatalogAtStart() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean isReadOnly() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean locatorsUpdateCopy() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean nullPlusNonNullIsNull() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean nullsAreSortedAtEnd() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean nullsAreSortedAtStart() throws SQLException
+ {
+ return true;
+ }
+
+ public boolean nullsAreSortedHigh() throws SQLException
+ {
+ return true;
+ }
+
+ public boolean nullsAreSortedLow() throws SQLException
+ {
+
+ return false;
+ }
+
+ public boolean othersDeletesAreVisible(int arg0) throws SQLException
+ {
+ return false;
+ }
+
+ public boolean othersInsertsAreVisible(int arg0) throws SQLException
+ {
+ return false;
+ }
+
+ public boolean othersUpdatesAreVisible(int arg0) throws SQLException
+ {
+ return false;
+ }
+
+ public boolean ownDeletesAreVisible(int arg0) throws SQLException
+ {
+ return false;
+ }
+
+ public boolean ownInsertsAreVisible(int arg0) throws SQLException
+ {
+ return false;
+ }
+
+ public boolean ownUpdatesAreVisible(int arg0) throws SQLException
+ {
+ return false;
+ }
+
+ public boolean storesLowerCaseIdentifiers() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean storesLowerCaseQuotedIdentifiers() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean storesMixedCaseIdentifiers() throws SQLException
+ {
+ return true;
+ }
+
+ public boolean storesMixedCaseQuotedIdentifiers() throws SQLException
+ {
+ return true;
+ }
+
+ public boolean storesUpperCaseIdentifiers() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean storesUpperCaseQuotedIdentifiers() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsANSI92EntryLevelSQL() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsANSI92FullSQL() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsANSI92IntermediateSQL() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsAlterTableWithAddColumn() throws SQLException
+ {
+ return true;
+ }
+
+ public boolean supportsAlterTableWithDropColumn() throws SQLException
+ {
+ return true;
+ }
+
+ public boolean supportsBatchUpdates() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsCatalogsInDataManipulation() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsCatalogsInIndexDefinitions() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsCatalogsInPrivilegeDefinitions() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsCatalogsInProcedureCalls() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsCatalogsInTableDefinitions() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsColumnAliasing() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsConvert() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsConvert(int arg0, int arg1) throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsCoreSQLGrammar() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsCorrelatedSubqueries() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsDataDefinitionAndDataManipulationTransactions()
throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsDataManipulationTransactionsOnly() throws
SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsDifferentTableCorrelationNames() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsExpressionsInOrderBy() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsExtendedSQLGrammar() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsFullOuterJoins() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsGetGeneratedKeys() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsGroupBy() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsGroupByBeyondSelect() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsGroupByUnrelated() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsIntegrityEnhancementFacility() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsLikeEscapeClause() throws SQLException
+ {
+
+ return false;
+ }
+
+ public boolean supportsLimitedOuterJoins() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsMinimumSQLGrammar() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsMixedCaseIdentifiers() throws SQLException
+ {
+ return true;
+ }
+
+ public boolean supportsMixedCaseQuotedIdentifiers() throws SQLException
+ {
+ return true;
+ }
+
+ public boolean supportsMultipleOpenResults() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsMultipleResultSets() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsMultipleTransactions() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsNamedParameters() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsNonNullableColumns() throws SQLException
+ {
+
+ return false;
+ }
+
+ public boolean supportsOpenCursorsAcrossCommit() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsOpenCursorsAcrossRollback() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsOpenStatementsAcrossCommit() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsOpenStatementsAcrossRollback() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsOrderByUnrelated() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsOuterJoins() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsPositionedDelete() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsPositionedUpdate() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsResultSetConcurrency(int arg0, int arg1) throws
SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsResultSetHoldability(int holdability) throws
SQLException
+ {
+
+ return ResultSet.HOLD_CURSORS_OVER_COMMIT==holdability;
+ }
+
+ public boolean supportsResultSetType(int type) throws SQLException
+ {
+
+ return ResultSet.TYPE_FORWARD_ONLY==type;
+ }
+
+ public boolean supportsSavepoints() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsSchemasInDataManipulation() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsSchemasInIndexDefinitions() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsSchemasInPrivilegeDefinitions() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsSchemasInProcedureCalls() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsSchemasInTableDefinitions() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsSelectForUpdate() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsStatementPooling() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsStoredFunctionsUsingCallSyntax() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsStoredProcedures() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsSubqueriesInComparisons() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsSubqueriesInExists() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsSubqueriesInIns() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsSubqueriesInQuantifieds() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsTableCorrelationNames() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsTransactionIsolationLevel(int level) throws
SQLException
+ {
+
+ return Connection.TRANSACTION_NONE==level;
+ }
+
+ public boolean supportsTransactions() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsUnion() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean supportsUnionAll() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean updatesAreDetected(int arg0) throws SQLException
+ {
+ return false;
+ }
+
+ public boolean usesLocalFilePerTable() throws SQLException
+ {
+ return false;
+ }
+
+ public boolean usesLocalFiles() throws SQLException
+ {
+ return false;
+ }
+
+}
