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v2.0

文档:v2.0

支持的版本:

其他版本:

java.sql.DatabaseMetaData

java.sql.DatabaseMetaData是数据库对象定义接口。

表 1 对java.sql.DatabaseMetaData的支持情况

方法名 返回值类型 支持JDBC 4
getTables(String catalog, String schemaPattern, String tableNamePattern, String[] types) ResultSet Yes
getColumns(String catalog, String schemaPattern, String tableNamePattern, String columnNamePattern) ResultSet Yes
getTableTypes() ResultSet Yes
getUserName() String Yes
isReadOnly() boolean Yes
nullsAreSortedHigh() boolean Yes
nullsAreSortedLow() boolean Yes
nullsAreSortedAtStart() boolean Yes
nullsAreSortedAtEnd() boolean Yes
getDatabaseProductName() String Yes
getDatabaseProductVersion() String Yes
getDriverName() String Yes
getDriverVersion() String Yes
getDriverMajorVersion() int Yes
getDriverMinorVersion() int Yes
usesLocalFiles() boolean Yes
usesLocalFilePerTable() boolean Yes
supportsMixedCaseIdentifiers() boolean Yes
storesUpperCaseIdentifiers() boolean Yes
storesLowerCaseIdentifiers() boolean Yes
supportsMixedCaseQuotedIdentifiers() boolean Yes
storesUpperCaseQuotedIdentifiers() boolean Yes
storesLowerCaseQuotedIdentifiers() boolean Yes
storesMixedCaseQuotedIdentifiers() boolean Yes
supportsAlterTableWithAddColumn() boolean Yes
supportsAlterTableWithDropColumn() boolean Yes
supportsColumnAliasing() boolean Yes
nullPlusNonNullIsNull() boolean Yes
supportsConvert() boolean Yes
supportsConvert(int fromType, int toType) boolean Yes
supportsTableCorrelationNames() boolean Yes
supportsDifferentTableCorrelationNames() boolean Yes
supportsExpressionsInOrderBy() boolean Yes
supportsOrderByUnrelated() boolean Yes
supportsGroupBy() boolean Yes
supportsGroupByUnrelated() boolean Yes
supportsGroupByBeyondSelect() boolean Yes
supportsLikeEscapeClause() boolean Yes
supportsMultipleResultSets() boolean Yes
supportsMultipleTransactions() boolean Yes
supportsNonNullableColumns() boolean Yes
supportsMinimumSQLGrammar() boolean Yes
supportsCoreSQLGrammar() boolean Yes
supportsExtendedSQLGrammar() boolean Yes
supportsANSI92EntryLevelSQL() boolean Yes
supportsANSI92IntermediateSQL() boolean Yes
supportsANSI92FullSQL() boolean Yes
supportsIntegrityEnhancementFacility() boolean Yes
supportsOuterJoins() boolean Yes
supportsFullOuterJoins() boolean Yes
supportsLimitedOuterJoins() boolean Yes
isCatalogAtStart() boolean Yes
supportsSchemasInDataManipulation() boolean Yes
supportsSavepoints() boolean Yes
supportsResultSetHoldability(int holdability) boolean Yes
getResultSetHoldability() int Yes
getDatabaseMajorVersion() int Yes
getDatabaseMinorVersion() int Yes
getJDBCMajorVersion() int Yes
getJDBCMinorVersion() int Yes
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