Package org.apache.derby.impl.load

Class ImportResultSetMetaData

  • All Implemented Interfaces:
    java.sql.ResultSetMetaData, java.sql.Wrapper
    class ImportResultSetMetaData
extends VTIMetaDataTemplate

    • Field Detail

      • numberOfColumns

        private final int numberOfColumns

      • columnNames

        private final java.lang.String[] columnNames

      • columnWidths

        private final int[] columnWidths

      • tableColumnTypes

        private final int[] tableColumnTypes

      • columnTypeNames

        private final java.lang.String[] columnTypeNames

      • udtClasses

        private final java.util.HashMap udtClasses

    • Constructor Detail

      • ImportResultSetMetaData

        public ImportResultSetMetaData​(int numberOfColumns,
                               java.lang.String[] columnNames,
                               int[] columnWidths,
                               int[] tableColumnTypes,
                               java.lang.String[] columnTypeNames,
                               java.util.HashMap udtClasses)

    • Method Detail

      • getColumnCount

        public int getColumnCount()

      • getColumnName

        public java.lang.String getColumnName​(int column)
        Description copied from class: VTIMetaDataTemplate
        What's a column's name?
        Specified by:
        getColumnName in interface java.sql.ResultSetMetaData
        Overrides:
        getColumnName in class VTIMetaDataTemplate
        Parameters:
        column - the first column is 1, the second is 2, ...
        Returns:
        column name

      • getColumnType

        public int getColumnType​(int column)

      • isNullable

        public int isNullable​(int column)
        Description copied from class: VTIMetaDataTemplate
        Can you put a NULL in this column?
        Specified by:
        isNullable in interface java.sql.ResultSetMetaData
        Overrides:
        isNullable in class VTIMetaDataTemplate
        Parameters:
        column - the first column is 1, the second is 2, ...
        Returns:
        columnNoNulls, columnNullable or columnNullableUnknown

      • getColumnDisplaySize

        public int getColumnDisplaySize​(int column)
        Description copied from class: VTIMetaDataTemplate
        What's the column's normal maximum width in chars?
        Specified by:
        getColumnDisplaySize in interface java.sql.ResultSetMetaData
        Overrides:
        getColumnDisplaySize in class VTIMetaDataTemplate
        Parameters:
        column - the first column is 1, the second is 2, ...
        Returns:
        the column's maximum width

      • getColumnTypeName

        public java.lang.String getColumnTypeName​(int column)
                                   throws java.sql.SQLException
        Description copied from class: VTIMetaDataTemplate
        What's a column's data source specific type name?
        Specified by:
        getColumnTypeName in interface java.sql.ResultSetMetaData
        Overrides:
        getColumnTypeName in class VTIMetaDataTemplate
        Parameters:
        column - the first column is 1, the second is 2, ...
        Returns:
        the column's type name
        Throws:
        java.sql.SQLException - if a database-access error occurs.

      • getUDTClass

        java.lang.Class getUDTClass​(int column)
                     throws java.sql.SQLException
        Get the class bound to a UDT column.
        Throws:
        java.sql.SQLException