org.apache.derby.impl.sql.catalog
Class SYSVIEWSRowFactory

java.lang.Object
  extended byorg.apache.derby.iapi.sql.dictionary.CatalogRowFactory
      extended byorg.apache.derby.impl.sql.catalog.SYSVIEWSRowFactory

public class SYSVIEWSRowFactory
extends CatalogRowFactory

Factory for creating a SYSVIEWS row.

Author:
jerry

Field Summary
private static java.lang.String[][] indexColumnNames
           
private static int[][] indexColumnPositions
           
protected static int SYSVIEWS_CHECKOPTION
           
protected static int SYSVIEWS_COLUMN_COUNT
           
protected static int SYSVIEWS_COMPILATION_SCHEMAID
           
protected static int SYSVIEWS_INDEX1_ID
           
protected static int SYSVIEWS_TABLEID
           
protected static int SYSVIEWS_TABLEID_WIDTH
           
protected static int SYSVIEWS_VIEWDEFINITION
           
private static java.lang.String TABLENAME_STRING
           
private static boolean[] uniqueness
           
private static java.lang.String[] uuids
           
 
Fields inherited from class org.apache.derby.iapi.sql.dictionary.CatalogRowFactory
dvf, heapUUID, indexNames, indexUniqueness, indexUUID, tableUUID
 
Constructor Summary
SYSVIEWSRowFactory(UUIDFactory uuidf, ExecutionFactory ef, DataValueFactory dvf, boolean convertIdToLower)
           
 
Method Summary
 SystemColumn[] buildColumnList()
          Builds a list of columns suitable for creating this Catalog.
 TupleDescriptor buildDescriptor(ExecRow row, TupleDescriptor parentTupleDescriptor, DataDictionary dd)
          Make a ViewDescriptor out of a SYSVIEWS row
 ExecIndexRow buildEmptyIndexRow(int indexNumber, RowLocation rowLocation)
          Builds an empty index row.
 int heapColumnCount()
           
 ExecRow makeRow(TupleDescriptor td, TupleDescriptor parent)
          Make a SYSVIEWS row
 
Methods inherited from class org.apache.derby.iapi.sql.dictionary.CatalogRowFactory
checkIndexNumber, convertIdCase, generateIndexName, getCanonicalHeapName, getCanonicalHeapUUID, getCanonicalIndexUUID, getCanonicalTableUUID, getCatalogName, getCreateHeapProperties, getCreateIndexProperties, getDataValueFactory, getExecutionFactory, getHeapColumnCount, getIndexColumnCount, getIndexColumnNames, getIndexColumnPositions, getIndexName, getNumIndexes, getPrimaryKeyIndexNumber, getUUIDFactory, initInfo, isIndexUnique, makeEmptyRow
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

TABLENAME_STRING

private static final java.lang.String TABLENAME_STRING
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Constant Field Values

SYSVIEWS_COLUMN_COUNT

protected static final int SYSVIEWS_COLUMN_COUNT
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Constant Field Values

SYSVIEWS_TABLEID

protected static final int SYSVIEWS_TABLEID
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Constant Field Values

SYSVIEWS_VIEWDEFINITION

protected static final int SYSVIEWS_VIEWDEFINITION
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Constant Field Values

SYSVIEWS_CHECKOPTION

protected static final int SYSVIEWS_CHECKOPTION
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Constant Field Values

SYSVIEWS_COMPILATION_SCHEMAID

protected static final int SYSVIEWS_COMPILATION_SCHEMAID
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Constant Field Values

SYSVIEWS_TABLEID_WIDTH

protected static final int SYSVIEWS_TABLEID_WIDTH
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Constant Field Values

SYSVIEWS_INDEX1_ID

protected static final int SYSVIEWS_INDEX1_ID
See Also:
Constant Field Values

indexColumnPositions

private static final int[][] indexColumnPositions

indexColumnNames

private static final java.lang.String[][] indexColumnNames

uniqueness

private static final boolean[] uniqueness

uuids

private static final java.lang.String[] uuids
Constructor Detail

SYSVIEWSRowFactory

public SYSVIEWSRowFactory(UUIDFactory uuidf,
                          ExecutionFactory ef,
                          DataValueFactory dvf,
                          boolean convertIdToLower)
Method Detail

makeRow

public ExecRow makeRow(TupleDescriptor td,
                       TupleDescriptor parent)
                throws StandardException
Make a SYSVIEWS row

Overrides:
makeRow in class CatalogRowFactory
Returns:
Row suitable for inserting into SYSVIEWS.
Throws:
StandardException - thrown on failure

buildEmptyIndexRow

public ExecIndexRow buildEmptyIndexRow(int indexNumber,
                                       RowLocation rowLocation)
                                throws StandardException
Builds an empty index row.

Specified by:
buildEmptyIndexRow in class CatalogRowFactory
Parameters:
indexNumber - Index to build empty row for.
rowLocation - Row location for last column of index row
Returns:
corresponding empty index row
Throws:
StandardException - thrown on failure

buildDescriptor

public TupleDescriptor buildDescriptor(ExecRow row,
                                       TupleDescriptor parentTupleDescriptor,
                                       DataDictionary dd)
                                throws StandardException
Make a ViewDescriptor out of a SYSVIEWS row

Specified by:
buildDescriptor in class CatalogRowFactory
Parameters:
row - a SYSVIEWS row
parentTupleDescriptor - Null for this kind of descriptor.
dd - dataDictionary
Throws:
StandardException - thrown on failure

buildColumnList

public SystemColumn[] buildColumnList()
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.

heapColumnCount

public int heapColumnCount()


Apache Derby V10.0 Engine Documentation - Copyright © 1997,2004 The Apache Software Foundation or its licensors, as applicable.