org.apache.derby.impl.sql.catalog

Class SYSSTATISTICSRowFactory

java.lang.Object

org.apache.derby.iapi.sql.dictionary.CatalogRowFactory

org.apache.derby.impl.sql.catalog.SYSSTATISTICSRowFactory

public class SYSSTATISTICSRowFactory
extends CatalogRowFactory

Factory for creating a SYSSTATISTICS row.

Method Summary

Modifier and Type	Method and Description
SystemColumn[]	buildColumnList() Builds a list of columns suitable for creating this Catalog.
TupleDescriptor	buildDescriptor(ExecRow row, TupleDescriptor parentDesc, DataDictionary dd) builds a tuple descriptor from a row
ExecRow	makeRow(TupleDescriptor td, TupleDescriptor parent) Make a SYSSTATISTICS row

Methods inherited from class org.apache.derby.iapi.sql.dictionary.CatalogRowFactory

generateIndexName, getCanonicalHeapName, getCanonicalHeapUUID, getCanonicalIndexUUID, getCanonicalTableUUID, getCatalogName, getCreateHeapProperties, getCreateIndexProperties, getDataValueFactory, getExecutionFactory, getHeapColumnCount, getIndexColumnCount, getIndexColumnPositions, getIndexName, getNumIndexes, getPrimaryKeyIndexNumber, getUUIDFactory, initInfo, isIndexUnique, makeEmptyRow, makeEmptyRowForCurrentVersion

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

makeRow

public ExecRow makeRow(TupleDescriptor td,
                       TupleDescriptor parent)
                throws StandardException

Make a SYSSTATISTICS row

Overrides:

makeRow in class CatalogRowFactory

Returns:

Row suitable for inserting into SYSSTATISTICS.

Throws:

StandardException - thrown on failure

buildDescriptor

public TupleDescriptor buildDescriptor(ExecRow row,
                                       TupleDescriptor parentDesc,
                                       DataDictionary dd)
                                throws StandardException

Description copied from class: CatalogRowFactory

builds a tuple descriptor from a row

Specified by:

buildDescriptor in class CatalogRowFactory

Throws:

StandardException

buildColumnList

public SystemColumn[] buildColumnList()
                               throws StandardException

Builds a list of columns suitable for creating this Catalog.

Specified by:

buildColumnList in class CatalogRowFactory

Returns:

array of SystemColumn suitable for making this catalog.

Throws:

StandardException