simpletextdatabasemetadata.java

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    //-----------------------------------------------------------------------

    public boolean supportsSubqueriesInComparisons()
        throws SQLException
    {
        // The SimpleText driver does not support subqueries

        return false;
    }

    //-----------------------------------------------------------------------
    // supportsSubqueriesInExists - JDBC API
    // Are subqueries in exists expressions supported?
    //
    // A JDBC compliant driver always returns true.
    //-----------------------------------------------------------------------

    public boolean supportsSubqueriesInExists()
        throws SQLException
    {
        // The SimpleText driver does not support subqueries

        return false;
    }

    //-----------------------------------------------------------------------
    // supportsSubqueriesInIns - JDBC API
    // Are subqueries in "in" statements supported?
    //
    // A JDBC compliant driver always returns true.
    //-----------------------------------------------------------------------

    public boolean supportsSubqueriesInIns()
        throws SQLException
    {
        // The SimpleText driver does not support subqueries

        return false;
    }

    //-----------------------------------------------------------------------
    // supportsSubqueriesInQuantifieds - JDBC API
    // Are subqueries in quantified expressions supported?
    //
    // A JDBC compliant driver always returns true.
    //-----------------------------------------------------------------------

    public boolean supportsSubqueriesInQuantifieds()
        throws SQLException
    {
        // The SimpleText driver does not support subqueries

        return false;
    }

    //-----------------------------------------------------------------------
    // supportsCorrelatedSubqueries - JDBC API
    // Are correlated subqueries supported?
    //
    // A JDBC compliant driver always returns true.
    //-----------------------------------------------------------------------

    public boolean supportsCorrelatedSubqueries()
        throws SQLException
    {
        // The SimpleText driver does not support subqueries

        return false;
    }

    //-----------------------------------------------------------------------
    // supportsUnion - JDBC API
    // Is SQL UNION supported?
    //
    // A JDBC compliant driver always returns true.
    //-----------------------------------------------------------------------

    public boolean supportsUnion()
        throws SQLException
    {
        // The SimpleText driver does not support unions

        return false;
    }

    //-----------------------------------------------------------------------
    // supportsUnionAll - JDBC API
    // Is SQL UNION ALL supported?
    //
    // A JDBC compliant driver always returns true.
    //-----------------------------------------------------------------------

    public boolean supportsUnionAll()
        throws SQLException
    {
        // The SimpleText driver does not support unions

        return false;
    }

    //-----------------------------------------------------------------------
    // supportsOpenCursorsAcrossCommit - JDBC API
    // Can cursors remain open across commits?
    //-----------------------------------------------------------------------

    public boolean supportsOpenCursorsAcrossCommit()
        throws SQLException
    {
        // The SimpleText driver does not support transactions; it is
        // always in auto-commit mode.  The cursor remains open after
        // a transaction is auto-committed

        return true;
    }

    //-----------------------------------------------------------------------
    // supportsOpenCursorsAcrossRollback - JDBC API
    // Can cursors remain open across rollbacks?
    //-----------------------------------------------------------------------

    public boolean supportsOpenCursorsAcrossRollback()
        throws SQLException
    {
        // The SimpleText driver does not support transactions; it is
        // always in auto-commit mode.  The cursor remains open after
        // a transaction is auto-committed.  A rollback has no effect.

        return true;
    }

    //-----------------------------------------------------------------------
    // supportsOpenStatementsAcrossCommit - JDBC API
    // Can statements remain open across commits?
    //-----------------------------------------------------------------------

    public boolean supportsOpenStatementsAcrossCommit()
        throws SQLException
    {
        // The SimpleText driver does not support transactions; it is
        // always in auto-commit mode.  The statement remains open after
        // a transaction is auto-committed

        return true;
    }


    //-----------------------------------------------------------------------
    // supportsOpenStatementsAcrossRollback - JDBC API
    // Can statements remain open across rollbacks?
    //-----------------------------------------------------------------------

    public boolean supportsOpenStatementsAcrossRollback()
        throws SQLException
    {
        // The SimpleText driver does not support transactions; it is
        // always in auto-commit mode.  The statement remains open after
        // a transaction is auto-committed.  A rollback has no effect.

        return true;
    }

    //-----------------------------------------------------------------------
    // getMaxBinaryLiteralLength - JDBC API
    // How many hex characters can you have in an inline binary literal?
    //-----------------------------------------------------------------------

    public int getMaxBinaryLiteralLength()
        throws SQLException
    {
        // The SimpleText driver does not have a limit.  0 indicates no
        // limit, or the limit is not known.

        return 0;
    }

    //-----------------------------------------------------------------------
    // getMaxCharLiteralLength - JDBC API
    // What's the max length for a character literal?
    //-----------------------------------------------------------------------

    public int getMaxCharLiteralLength()
        throws SQLException
    {
        // The SimpleText driver does not have a limit.  0 indicates no
        // limit, or the limit is not known.

        return 0;
    }

    //-----------------------------------------------------------------------
    // getMaxColumnNameLength - JDBC API
    // What's the limit on column name length?
    //-----------------------------------------------------------------------

    public int getMaxColumnNameLength()
        throws SQLException
    {
        return SimpleTextDefine.MAX_COLUMN_NAME_LEN;
    }

    //-----------------------------------------------------------------------
    // getMaxColumnsInGroupBy - JDBC API
    // What's the maximum number of columns in a "GROUP BY" clause?
    //-----------------------------------------------------------------------

    public int getMaxColumnsInGroupBy()
        throws SQLException
    {
        // The SimpleText driver does not support GROUP BY

        return 0;
    }

    //-----------------------------------------------------------------------
    // getMaxColumnsInIndex - JDBC API
    // What's the maximum number of columns allowed in an index?
    //-----------------------------------------------------------------------

    public int getMaxColumnsInIndex()
        throws SQLException
    {
        // The SimpleText driver does not support indexes

        return 0;
    }

    //-----------------------------------------------------------------------
    // getMaxColumnsInOrderBy - JDBC API
    // What's the maximum number of columns in an "ORDER BY" clause?
    //-----------------------------------------------------------------------

    public int getMaxColumnsInOrderBy()
        throws SQLException
    {
        // The SimpleText driver does not support ORDER BY

        return 0;
    }

    //-----------------------------------------------------------------------
    // getMaxColumnsInSelect - JDBC API
    // What's the maximum number of columns in a "SELECT" list?
    //-----------------------------------------------------------------------

    public int getMaxColumnsInSelect()
        throws SQLException
    {
        // The SimpleText driver does not have a limit.  0 indicates no
        // limit, or the limit is not known.

        return 0;
    }

    //-----------------------------------------------------------------------
    // getMaxColumnsInTable - JDBC API
    // What's maximum number of columns in a table?
    //-----------------------------------------------------------------------

    public int getMaxColumnsInTable()
        throws SQLException
    {
        return SimpleTextDefine.MAX_COLUMNS_IN_TABLE;
    }

    //-----------------------------------------------------------------------
    // getMaxConnections - JDBC API
    // How many active connections can we have at a time to this database?
    //-----------------------------------------------------------------------

    public int getMaxConnections()
        throws SQLException
    {
        // The SimpleText driver does not have a limit.  0 indicates no
        // limit, or the limit is not known.

        return 0;
    }

    //-----------------------------------------------------------------------
    // getMaxCursorNameLength - JDBC API
    // What's the maximum cursor name length?
    //-----------------------------------------------------------------------

    public int getMaxCursorNameLength()
        throws SQLException
    {
        // The SimpleText driver does not support named cursors

        return 0;
    }

    //-----------------------------------------------------------------------
    // getMaxIndexLength - JDBC API
    // What's the maximum length of an index (in bytes)?
    //-----------------------------------------------------------------------

    public int getMaxIndexLength()
        throws SQLException
    {
        // The SimpleText driver does not support indexes

        return 0;
    }

    //-----------------------------------------------------------------------
    // getMaxSchemaNameLength - JDBC API
    // What's the maximum length allowed for a schema name?
    //-----------------------------------------------------------------------

    public int getMaxSchemaNameLength()
        throws SQLException
    {
        // The SimpleText driver does not support schemas

        return 0;
    }

    //-----------------------------------------------------------------------
    // getMaxProcedureNameLength - JDBC API
    // What's the maximum length of a procedure name?
    //-----------------------------------------------------------------------

    public int getMaxProcedureNameLength()
        throws SQLException
    {
        // The SimpleText driver does not support stored procedures

        return 0;
    }

    //-----------------------------------------------------------------------
    // getMaxCatalogNameLength - JDBC API
    // What's the maximum length of a catalog name?
    //-----------------------------------------------------------------------

    public int getMaxCatalogNameLength()
        throws SQLException
    {
        return SimpleTextDefine.MAX_CATALOG_NAME_LEN;
    }

    //-----------------------------------------------------------------------
    // getMaxRowSize - JDBC API
    // What's the maximum length of a single row?
    //-----------------------------------------------------------------------

    public int getMaxRowSize()
        throws SQLException
    {
        // The SimpleText driver does not have a limit.  0 indicates no
        // limit, or the limit is not known.

        return 0;
    }

    //-----------------------------------------------------------------------
    // doesMaxRowSizeIncludeBlobs - JDBC API
    // Did getMaxRowSize() include LONGVARCHAR and LONGVARBINARY
    // blobs?
    //-----------------------------------------------------------------------

    public boolean doesMaxRowSizeIncludeBlobs()
        throws SQLException
    {
        return false;
    }

    //-----------------------------------------------------------------------
    // getMaxStatementLength - JDBC API
    // What's the maximum length of a SQL statement?
    //-----------------------------------------------------------------------

    public int getMaxStatementLength()
        throws SQLException
    {
        // The SimpleText driver does not have a limit.  0 indicates no
        // limit, or the limit is not known.

        return 0;