Quelle XDatabaseMetaData3.idl Sprache: unbekannt

Spracherkennung für: .idl vermutete Sprache: Unknown {[0] [0] [0]} [Methode: Schwerpunktbildung, einfache Gewichte, sechs Dimensionen]

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
module com { module sun { module star { module sdbc {

/** extends the XDatabaseMetaData interface to allow retrieval of additional
 information.
 @since LibreOffice 25.2
*/
interface XDatabaseMetaData3 : XDatabaseMetaData2
{
 /**
 * Retrieves whether a {@code SQLException} while autoCommit is {@code true} indicates
 * that all open ResultSets are closed, even ones that are holdable. When a {@code SQLException} occurs while
 * autocommit is {@code true}, it is vendor specific whether the JDBC driver responds with a commit operation, a
 * rollback operation, or by doing neither a commit nor a rollback. A potential result of this difference
 * is in whether or not holdable ResultSets are closed.
 *
 * @return {@code true} if so; {@code false} otherwise
 * @throws SQLException if a database access error occurs
 */
 boolean autoCommitFailureClosesAllResultSets() raises (SQLException);

 /**
 * Retrieves whether a generated key will always be returned if the column
 * name(s) or index(es) specified for the auto generated key column(s)
 * are valid and the statement succeeds. The key that is returned may or
 * may not be based on the column(s) for the auto generated key.
 * Consult your JDBC driver documentation for additional details.
 * @return {@code true} if so; {@code false} otherwise
 * @throws SQLException if a database access error occurs
 */
 boolean generatedKeyAlwaysReturned() raises (SQLException);

 /**
 * Retrieves a description of the given attribute of the given type
 * for a user-defined type (UDT) that is available in the given schema
 * and catalog.
 * 
 * Descriptions are returned only for attributes of UDTs matching the
 * catalog, schema, type, and attribute name criteria. They are ordered by
 * {@code TYPE_CAT}, {@code TYPE_SCHEM},
 * {@code TYPE_NAME} and {@code ORDINAL_POSITION}. This description
 * does not contain inherited attributes.
 * 
 * The {@code ResultSet} object that is returned has the following
 * columns:
 * <OL>
 * <LI>TYPE_CAT String {@code =>} type catalog (may be {@code null})
 * <LI>TYPE_SCHEM String {@code =>} type schema (may be {@code null})
 * <LI>TYPE_NAME String {@code =>} type name
 * <LI>ATTR_NAME String {@code =>} attribute name
 * <LI>DATA_TYPE int {@code =>} attribute type SQL type from com::sun::star::sdbc::DataType
 * <LI>ATTR_TYPE_NAME String {@code =>} Data source dependent type name.
 * For a UDT, the type name is fully qualified. For a REF, the type name is
 * fully qualified and represents the target type of the reference type.
 * <LI>ATTR_SIZE int {@code =>} column size. For char or date
 * types this is the maximum number of characters; for numeric or
 * decimal types this is precision.
 * <LI>DECIMAL_DIGITS int {@code =>} the number of fractional digits. Null is returned for data types where
 * DECIMAL_DIGITS is not applicable.
 * <LI>NUM_PREC_RADIX int {@code =>} Radix (typically either 10 or 2)
 * <LI>NULLABLE int {@code =>} whether NULL is allowed
 * <UL>
 * <LI> attributeNoNulls - might not allow NULL values
 * <LI> attributeNullable - definitely allows NULL values
 * <LI> attributeNullableUnknown - nullability unknown
 * </UL>
 * <LI>REMARKS String {@code =>} comment describing column (may be {@code null})
 * <LI>ATTR_DEF String {@code =>} default value (may be {@code null})
 * <LI>SQL_DATA_TYPE int {@code =>} unused
 * <LI>SQL_DATETIME_SUB int {@code =>} unused
 * <LI>CHAR_OCTET_LENGTH int {@code =>} for char types the
 * maximum number of bytes in the column
 * <LI>ORDINAL_POSITION int {@code =>} index of the attribute in the UDT
 * (starting at 1)
 * <LI>IS_NULLABLE String {@code =>} ISO rules are used to determine
 * the nullability for a attribute.
 * <UL>
 * <LI> YES --- if the attribute can include NULLs
 * <LI> NO --- if the attribute cannot include NULLs
 * <LI> empty string --- if the nullability for the
 * attribute is unknown
 * </UL>
 * <LI>SCOPE_CATALOG String {@code =>} catalog of table that is the
 * scope of a reference attribute ({@code null} if DATA_TYPE isn't REF)
 * <LI>SCOPE_SCHEMA String {@code =>} schema of table that is the
 * scope of a reference attribute ({@code null} if DATA_TYPE isn't REF)
 * <LI>SCOPE_TABLE String {@code =>} table name that is the scope of a
 * reference attribute ({@code null} if the DATA_TYPE isn't REF)
 * <LI>SOURCE_DATA_TYPE short {@code =>} source type of a distinct type or user-generated
 * Ref type, SQL type from com::sun::star::sdbc::DataType ({@code null} if DATA_TYPE
 * isn't DISTINCT or user-generated REF)
 * </OL>
 * @param catalog a catalog name; must match the catalog name as it
 * is stored in the database; "" retrieves those without a catalog;
 * {@code null} means that the catalog name should not be used to narrow
 * the search
 * @param schemaPattern a schema name pattern; must match the schema name
 * as it is stored in the database; "" retrieves those without a schema;
 * {@code null} means that the schema name should not be used to narrow
 * the search
 * @param typeNamePattern a type name pattern; must match the
 * type name as it is stored in the database
 * @param attributeNamePattern an attribute name pattern; must match the attribute
 * name as it is declared in the database
 * @return a {@code ResultSet} object in which each row is an
 * attribute description
 * @throws SQLException
 * if a database access error occurs.
 */
 XResultSet getAttributes([in]string catalog, [in]string schemaPattern, [in]string typeNamePattern, [in]string attributeNamePattern) raises (SQLException);

 /**
 * Retrieves a list of the client info properties
 * that the driver supports. The result set contains the following columns
 *
 * <ol>
 * <li>NAME String{@code =>} The name of the client info property 
 * <li>MAX_LEN int{@code =>} The maximum length of the value for the property 
 * <li>DEFAULT_VALUE String{@code =>} The default value of the property 
 * <li>DESCRIPTION String{@code =>} A description of the property. This will typically
 * contain information as to where this property is
 * stored in the database.
 * </ol>
 * 
 * The {@code ResultSet} is sorted by the NAME column
 *
 * @return A {@code ResultSet} object; each row is a supported client info
 * property
 *
 * @throws SQLException if a database access error occurs
 */
 XResultSet getClientInfoProperties() raises (SQLException);

 /**
 * Retrieves the major version number of the underlying database.
 *
 * @return the underlying database's major version
 * @throws SQLException if a database access error occurs
 */
 long getDatabaseMajorVersion();

 /**
 * Retrieves the minor version number of the underlying database.
 *
 * @return underlying database's minor version
 * @throws SQLException if a database access error occurs
 */
 long getDatabaseMinorVersion();

 /**
 * Retrieves a description of the system and user functions available
 * in the given catalog.
 * 
 * Only system and user function descriptions matching the schema and
 * function name criteria are returned. They are ordered by
 * {@code FUNCTION_CAT}, {@code FUNCTION_SCHEM},
 * {@code FUNCTION_NAME} and
 * {@code SPECIFIC_NAME}.
 *
 * Each function description has the following columns:
 * <OL>
 * <LI>FUNCTION_CAT String {@code =>} function catalog (may be {@code null})
 * <LI>FUNCTION_SCHEM String {@code =>} function schema (may be {@code null})
 * <LI>FUNCTION_NAME String {@code =>} function name. This is the name
 * used to invoke the function
 * <LI>REMARKS String {@code =>} explanatory comment on the function
 * <LI>FUNCTION_TYPE short {@code =>} kind of function:
 * <UL>
 * <LI>functionResultUnknown - Cannot determine if a return value
 * or table will be returned
 * <LI> functionNoTable- Does not return a table
 * <LI> functionReturnsTable - Returns a table
 * </UL>
 * <LI>SPECIFIC_NAME String {@code =>} the name which uniquely identifies
 * this function within its schema. This is a user specified, or DBMS
 * generated, name that may be different from the {@code FUNCTION_NAME}
 * for example with overload functions
 * </OL>
 * 
 * A user may not have permission to execute any of the functions that are
 * returned by {@code getFunctions}
 *
 * @param catalog a catalog name; must match the catalog name as it
 * is stored in the database; "" retrieves those without a catalog;
 * {@code null} means that the catalog name should not be used to narrow
 * the search
 * @param schemaPattern a schema name pattern; must match the schema name
 * as it is stored in the database; "" retrieves those without a schema;
 * {@code null} means that the schema name should not be used to narrow
 * the search
 * @param functionNamePattern a function name pattern; must match the
 * function name as it is stored in the database
 * @return {@code ResultSet} - each row is a function description
 * @throws SQLException if a database access error occurs
 */
 XResultSet getFunctions([in]string catalog, [in]string schemaPattern, [in]string functionNamePattern) raises (SQLException);

 /**
 * Retrieves a description of the given catalog's system or user
 * function parameters and return type.
 *
 * Only descriptions matching the schema, function and
 * parameter name criteria are returned. They are ordered by
 * {@code FUNCTION_CAT}, {@code FUNCTION_SCHEM},
 * {@code FUNCTION_NAME} and
 * {@code SPECIFIC_NAME}. Within this, the return value,
 * if any, is first. Next are the parameter descriptions in call
 * order. The column descriptions follow in column number order.
 *
 * Each row in the {@code ResultSet}
 * is a parameter description, column description or
 * return type description with the following fields:
 * <OL>
 * <LI>FUNCTION_CAT String {@code =>} function catalog (may be {@code null})
 * <LI>FUNCTION_SCHEM String {@code =>} function schema (may be {@code null})
 * <LI>FUNCTION_NAME String {@code =>} function name. This is the name
 * used to invoke the function
 * <LI>COLUMN_NAME String {@code =>} column/parameter name
 * <LI>COLUMN_TYPE Short {@code =>} kind of column/parameter:
 * <UL>
 * <LI> functionColumnUnknown - nobody knows
 * <LI> functionColumnIn - IN parameter
 * <LI> functionColumnInOut - INOUT parameter
 * <LI> functionColumnOut - OUT parameter
 * <LI> functionReturn - function return value
 * <LI> functionColumnResult - Indicates that the parameter or column
 * is a column in the {@code ResultSet}
 * </UL>
 * <LI>DATA_TYPE int {@code =>} SQL type from com::sun::star::sdbc::DataType
 * <LI>TYPE_NAME String {@code =>} SQL type name, for a UDT type the
 * type name is fully qualified
 * <LI>PRECISION int {@code =>} precision
 * <LI>LENGTH int {@code =>} length in bytes of data
 * <LI>SCALE short {@code =>} scale - null is returned for data types where
 * SCALE is not applicable.
 * <LI>RADIX short {@code =>} radix
 * <LI>NULLABLE short {@code =>} can it contain NULL.
 * <UL>
 * <LI> functionNoNulls - does not allow NULL values
 * <LI> functionNullable - allows NULL values
 * <LI> functionNullableUnknown - nullability unknown
 * </UL>
 * <LI>REMARKS String {@code =>} comment describing column/parameter
 * <LI>CHAR_OCTET_LENGTH int {@code =>} the maximum length of binary
 * and character based parameters or columns. For any other datatype the returned value
 * is a NULL
 * <LI>ORDINAL_POSITION int {@code =>} the ordinal position, starting
 * from 1, for the input and output parameters. A value of 0
 * is returned if this row describes the function's return value.
 * For result set columns, it is the
 * ordinal position of the column in the result set starting from 1.
 * <LI>IS_NULLABLE String {@code =>} ISO rules are used to determine
 * the nullability for a parameter or column.
 * <UL>
 * <LI> YES --- if the parameter or column can include NULLs
 * <LI> NO --- if the parameter or column cannot include NULLs
 * <LI> empty string --- if the nullability for the
 * parameter or column is unknown
 * </UL>
 * <LI>SPECIFIC_NAME String {@code =>} the name which uniquely identifies
 * this function within its schema. This is a user specified, or DBMS
 * generated, name that may be different from the {@code FUNCTION_NAME}
 * for example with overload functions
 * </OL>
 *
 * The PRECISION column represents the specified column size for the given
 * parameter or column.
 * For numeric data, this is the maximum precision. For character data, this is the length in characters.
 * For datetime datatypes, this is the length in characters of the String representation (assuming the
 * maximum allowed precision of the fractional seconds component). For binary data, this is the length in bytes. For the ROWID datatype,
 * this is the length in bytes. Null is returned for data types where the
 * column size is not applicable.
 * @param catalog a catalog name; must match the catalog name as it
 * is stored in the database; "" retrieves those without a catalog;
 * {@code null} means that the catalog name should not be used to narrow
 * the search
 * @param schemaPattern a schema name pattern; must match the schema name
 * as it is stored in the database; "" retrieves those without a schema;
 * {@code null} means that the schema name should not be used to narrow
 * the search
 * @param functionNamePattern a procedure name pattern; must match the
 * function name as it is stored in the database
 * @param columnNamePattern a parameter name pattern; must match the
 * parameter or column name as it is stored in the database
 * @return {@code ResultSet} - each row describes a
 * user function parameter, column or return type
 *
 * @throws SQLException if a database access error occurs
 */
 XResultSet getFunctionColumns([in]string catalog, [in]string schemaPattern, [in]string functionNamePattern, [in]string columnNamePattern) raises (SQLException);

 /**
 *
 * Retrieves the maximum number of bytes this database allows for
 * the logical size for a {@code LOB}.
 *
 * The default implementation will return {@code 0}
 *
 * @return the maximum number of bytes allowed; a result of zero
 * means that there is no limit or the limit is not known
 * @throws SQLException if a database access error occurs
 */
 long getMaxLogicalLobSize() raises (SQLException);

 /**
 * Retrieves a description of the pseudo or hidden columns available
 * in a given table within the specified catalog and schema.
 * Pseudo or hidden columns may not always be stored within
 * a table and are not visible in a ResultSet unless they are
 * specified in the query's outermost SELECT list. Pseudo or hidden
 * columns may not necessarily be able to be modified. If there are
 * no pseudo or hidden columns, an empty ResultSet is returned.
 *
 * Only column descriptions matching the catalog, schema, table
 * and column name criteria are returned. They are ordered by
 * {@code TABLE_CAT},{@code TABLE_SCHEM}, {@code TABLE_NAME}
 * and {@code COLUMN_NAME}.
 *
 * Each column description has the following columns:
 * <OL>
 * <LI>TABLE_CAT String {@code =>} table catalog (may be {@code null})
 * <LI>TABLE_SCHEM String {@code =>} table schema (may be {@code null})
 * <LI>TABLE_NAME String {@code =>} table name
 * <LI>COLUMN_NAME String {@code =>} column name
 * <LI>DATA_TYPE int {@code =>} SQL type from com::sun::star::sdbc::DataType
 * <LI>COLUMN_SIZE int {@code =>} column size.
 * <LI>DECIMAL_DIGITS int {@code =>} the number of fractional digits. Null is returned for data types where
 * DECIMAL_DIGITS is not applicable.
 * <LI>NUM_PREC_RADIX int {@code =>} Radix (typically either 10 or 2)
 * <LI>COLUMN_USAGE String {@code =>} The allowed usage for the column. The
 * value returned will correspond to the name of a value defined in PseudoColumnUsage @see PseudoColumnUsage.idl
 * <LI>REMARKS String {@code =>} comment describing column (may be {@code null})
 * <LI>CHAR_OCTET_LENGTH int {@code =>} for char types the
 * maximum number of bytes in the column
 * <LI>IS_NULLABLE String {@code =>} ISO rules are used to determine the nullability for a column.
 * <UL>
 * <LI> YES --- if the column can include NULLs
 * <LI> NO --- if the column cannot include NULLs
 * <LI> empty string --- if the nullability for the column is unknown
 * </UL>
 * </OL>
 *
 * The COLUMN_SIZE column specifies the column size for the given column.
 * For numeric data, this is the maximum precision. For character data, this is the length in characters.
 * For datetime datatypes, this is the length in characters of the String representation (assuming the
 * maximum allowed precision of the fractional seconds component). For binary data, this is the length in bytes. For the ROWID datatype,
 * this is the length in bytes. Null is returned for data types where the
 * column size is not applicable.
 *
 * @param catalog a catalog name; must match the catalog name as it
 * is stored in the database; "" retrieves those without a catalog;
 * {@code null} means that the catalog name should not be used to narrow
 * the search
 * @param schemaPattern a schema name pattern; must match the schema name
 * as it is stored in the database; "" retrieves those without a schema;
 * {@code null} means that the schema name should not be used to narrow
 * the search
 * @param tableNamePattern a table name pattern; must match the
 * table name as it is stored in the database
 * @param columnNamePattern a column name pattern; must match the column
 * name as it is stored in the database
 * @return {@code ResultSet} - each row is a column description
 * @throws SQLException if a database access error occurs
 */
 XResultSet getPseudoColumns([in]string catalog, [in]string schemaPattern, [in]string tableNamePattern, [in]string columnNamePattern) raises (SQLException);

 /**
 * Retrieves this database's default holdability for {@code ResultSet}
 * objects.
 *
 * @return the default holdability; either
 * {@code ResultSet.HOLD_CURSORS_OVER_COMMIT} or
 * {@code ResultSet.CLOSE_CURSORS_AT_COMMIT}
 * @throws SQLException if a database access error occurs
 */
 long getResultSetHoldability() raises (SQLException);

 /**
 * Indicates whether this data source supports the SQL {@code ROWID} type,
 * and the lifetime for which a XRowId (see XRowId.idl) object remains valid.
 *
 * @return one of the constants from RowIdLifetime (see RowIdLifetime.idl)
 * @throws SQLException if a database access error occurs
 */
 long getRowIdLifetime() raises (SQLException);

 /**
 * Retrieves the schema names available in this database. The results
 * are ordered by {@code TABLE_CATALOG} and
 * {@code TABLE_SCHEM}.
 *
 * The schema columns are:
 * <OL>
 * <LI>TABLE_SCHEM String {@code =>} schema name
 * <LI>TABLE_CATALOG String {@code =>} catalog name (may be {@code null})
 * </OL>
 *
 * @param catalog an optional catalog name;
 * if absent (catalog.IsPresent is false), catalog name is not used to narrow down the search.
 * if present, then only the results for which catalog.Value matches the catalog name as it
 * is stored in the database;
 * Note that catalog.IsPresent and catalog.Value == "" retrieves those without a catalog
 * @param schemaPattern a optional schema name;
 * if absent means it should not be used to narrow down the search
 * if present, must match the schema name as it is stored in the database
 * @return a {@code ResultSet} object in which each row is a
 * schema description
 * @throws SQLException if a database access error occurs
 */
 XResultSet getSchemasFiltered([in] com::sun::star::beans::Optional<string> catalog, [in] com::sun::star::beans::Optional<string> schemaPattern) raises (SQLException);

 /**
 * Indicates whether the SQLSTATE returned by {@code SQLException.getSQLState}
 * is X/Open (now known as Open Group) SQL CLI or SQL:2003.
 * @return the type of SQLSTATE; one of:
 * sqlStateXOpen or
 * sqlStateSQL
 * @throws SQLException if a database access error occurs
 */
 long getSQLStateType() raises (SQLException);

 /**
 * Retrieves a description of the table hierarchies defined in a particular
 * schema in this database.
 *
 * Only supertable information for tables matching the catalog, schema
 * and table name are returned. The table name parameter may be a fully-
 * qualified name, in which case, the catalog and schemaPattern parameters
 * are ignored. If a table does not have a super table, it is not listed here.
 * Supertables have to be defined in the same catalog and schema as the
 * sub tables. Therefore, the type description does not need to include
 * this information for the supertable.
 *
 * Each type description has the following columns:
 * <OL>
 * <LI>TABLE_CAT String {@code =>} the type's catalog (may be {@code null})
 * <LI>TABLE_SCHEM String {@code =>} type's schema (may be {@code null})
 * <LI>TABLE_NAME String {@code =>} type name
 * <LI>SUPERTABLE_NAME String {@code =>} the direct super type's name
 * </OL>
 *
 * Note: If the driver does not support type hierarchies, an
 * empty result set is returned.
 *
 * @param catalog a catalog name; "" retrieves those without a catalog;
 * {@code null} means drop catalog name from the selection criteria
 * @param schemaPattern a schema name pattern; "" retrieves those
 * without a schema
 * @param tableNamePattern a table name pattern; may be a fully-qualified
 * name
 * @return a {@code ResultSet} object in which each row is a type description
 * @throws SQLException if a database access error occurs
 */
 XResultSet getSuperTables([in]string catalog, [in]string schemaPattern, [in]string tableNamePattern) raises (SQLException);

 /**
 * Retrieves a description of the user-defined type (UDT) hierarchies defined in a
 * particular schema in this database. Only the immediate super type/
 * sub type relationship is modeled.
 * 
 * Only supertype information for UDTs matching the catalog,
 * schema, and type name is returned. The type name parameter
 * may be a fully-qualified name. When the UDT name supplied is a
 * fully-qualified name, the catalog and schemaPattern parameters are
 * ignored.
 * 
 * If a UDT does not have a direct super type, it is not listed here.
 * A row of the {@code ResultSet} object returned by this method
 * describes the designated UDT and a direct supertype. A row has the following
 * columns:
 * <OL>
 * <LI>TYPE_CAT String {@code =>} the UDT's catalog (may be {@code null})
 * <LI>TYPE_SCHEM String {@code =>} UDT's schema (may be {@code null})
 * <LI>TYPE_NAME String {@code =>} type name of the UDT
 * <LI>SUPERTYPE_CAT String {@code =>} the direct super type's catalog
 * (may be {@code null})
 * <LI>SUPERTYPE_SCHEM String {@code =>} the direct super type's schema
 * (may be {@code null})
 * <LI>SUPERTYPE_NAME String {@code =>} the direct super type's name
 * </OL>
 *
 * Note: If the driver does not support type hierarchies, an
 * empty result set is returned.
 *
 * @param catalog a catalog name; "" retrieves those without a catalog;
 * {@code null} means drop catalog name from the selection criteria
 * @param schemaPattern a schema name pattern; "" retrieves those
 * without a schema
 * @param typeNamePattern a UDT name pattern; may be a fully-qualified
 * name
 * @return a {@code ResultSet} object in which a row gives information
 * about the designated UDT
 * @throws SQLException if a database access error occurs
 */
 XResultSet getSuperTypes([in]string catalog, [in]string schemaPattern, [in]string typeNamePattern) raises (SQLException);

 /**
 * Indicates whether updates made to a LOB are made on a copy or directly
 * to the LOB.
 * @return {@code true} if updates are made to a copy of the LOB;
 * {@code false} if updates are made directly to the LOB
 * @throws SQLException if a database access error occurs
 */
 boolean locatorsUpdateCopy() raises (SQLException);

 /**
 * Retrieves whether this database supports the SQL function CONVERT for the conversion
 * between the data types defined in com::sun::star::sdbc::DataType
 * (see supportsConvert in com::sun::star::sdbc::XDatabaseMetadata to test for support between specific types)
 * @return true if so; false otherwise
 * @throws SQLException if a database access error occurs.
 */
 boolean supportsConvertInGeneral()
 raises (SQLException);

 /**
 * Retrieves whether auto-generated keys can be retrieved after
 * a statement has been executed
 *
 * @return {@code true} if auto-generated keys can be retrieved
 * after a statement has executed; {@code false} otherwise
 * If {@code true} is returned, the JDBC driver must support the
 * returning of auto-generated keys for at least SQL INSERT statements
 *
 * @throws SQLException if a database access error occurs
 */
 boolean supportsGetGeneratedKeys() raises (SQLException);

 /**
 * Retrieves whether it is possible to have multiple {@code ResultSet} objects
 * returned from a {@code CallableStatement} object
 * simultaneously.
 *
 * @return {@code true} if a {@code CallableStatement} object
 * can return multiple {@code ResultSet} objects
 * simultaneously; {@code false} otherwise
 * @throws SQLException if a database access error occurs
 */
 boolean supportsMultipleOpenResults() raises (SQLException);

 /**
 * Retrieves whether this database supports named parameters to callable
 * statements.
 *
 * @return {@code true} if named parameters are supported;
 * {@code false} otherwise
 * @throws SQLException if a database access error occurs
 */
 boolean supportsNamedParameters() raises (SQLException);

 /**
 * Retrieves whether this database supports REF CURSOR.
 *
 * The default implementation will return {@code false}
 *
 * @return {@code true} if this database supports REF CURSOR;
 * {@code false} otherwise
 * @throws SQLException if a database access error occurs
 */
 boolean supportsRefCursors() raises (SQLException);

 /**
 * Retrieves whether this database supports savepoints.
 *
 * @return {@code true} if savepoints are supported;
 * {@code false} otherwise
 * @throws SQLException if a database access error occurs
 */
 boolean supportsSavepoints() raises (SQLException);

 /**
 * Retrieves whether this database supports sharding.
 * The default implementation will return {@code false}
 *
 * @return {@code true} if this database supports sharding;
 * {@code false} otherwise
 * @throws SQLException if a database access error occurs
 */
 boolean supportsSharding() raises (SQLException);

 /**
 * Retrieves whether this database supports statement pooling.
 *
 * @return {@code true} if so; {@code false} otherwise
 * @throws SQLException if a database access error occurs
 */
 boolean supportsStatementPooling() raises (SQLException);

 /**
 * Retrieves whether this database supports invoking user-defined or vendor functions
 * using the stored procedure escape syntax.
 *
 * @return {@code true} if so; {@code false} otherwise
 * @throws SQLException if a database access error occurs
 */
 boolean supportsStoredFunctionsUsingCallSyntax() raises (SQLException);
};

}; }; }; };

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Quelle XDatabaseMetaData3.idl Sprache: unbekannt

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