org.apache.derby.impl.sql.catalog
Class SYSSEQUENCESRowFactory
java.lang.Object
org.apache.derby.iapi.sql.dictionary.CatalogRowFactory
org.apache.derby.impl.sql.catalog.SYSSEQUENCESRowFactory
public class SYSSEQUENCESRowFactory
- extends CatalogRowFactory
Factory for creating a SYSSEQUENCES row. The contract of this table is this:
if the CURRENTVALUE column is null, then the sequence is exhausted and
no more values can be generated from it.
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 |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
TABLENAME_STRING
public static final java.lang.String TABLENAME_STRING
- See Also:
- Constant Field Values
SYSSEQUENCES_COLUMN_COUNT
public static final int SYSSEQUENCES_COLUMN_COUNT
- See Also:
- Constant Field Values
SYSSEQUENCES_SEQUENCEID
public static final int SYSSEQUENCES_SEQUENCEID
- See Also:
- Constant Field Values
SYSSEQUENCES_SEQUENCENAME
public static final int SYSSEQUENCES_SEQUENCENAME
- See Also:
- Constant Field Values
SYSSEQUENCES_SCHEMAID
public static final int SYSSEQUENCES_SCHEMAID
- See Also:
- Constant Field Values
SYSSEQUENCES_SEQUENCEDATATYPE
public static final int SYSSEQUENCES_SEQUENCEDATATYPE
- See Also:
- Constant Field Values
SYSSEQUENCES_CURRENT_VALUE
public static final int SYSSEQUENCES_CURRENT_VALUE
- See Also:
- Constant Field Values
SYSSEQUENCES_START_VALUE
public static final int SYSSEQUENCES_START_VALUE
- See Also:
- Constant Field Values
SYSSEQUENCES_MINIMUM_VALUE
public static final int SYSSEQUENCES_MINIMUM_VALUE
- See Also:
- Constant Field Values
SYSSEQUENCES_MAXIMUM_VALUE
public static final int SYSSEQUENCES_MAXIMUM_VALUE
- See Also:
- Constant Field Values
SYSSEQUENCES_INCREMENT
public static final int SYSSEQUENCES_INCREMENT
- See Also:
- Constant Field Values
SYSSEQUENCES_CYCLE_OPTION
public static final int SYSSEQUENCES_CYCLE_OPTION
- See Also:
- Constant Field Values
indexColumnPositions
private static final int[][] indexColumnPositions
SYSSEQUENCES_INDEX1_ID
static final int SYSSEQUENCES_INDEX1_ID
- See Also:
- Constant Field Values
SYSSEQUENCES_INDEX2_ID
static final int SYSSEQUENCES_INDEX2_ID
- See Also:
- Constant Field Values
uniqueness
private static final boolean[] uniqueness
uuids
private static final java.lang.String[] uuids
SYSSEQUENCESRowFactory
SYSSEQUENCESRowFactory(UUIDFactory uuidf,
ExecutionFactory ef,
DataValueFactory dvf)
- Constructor
- Parameters:
uuidf
- UUIDFactoryef
- ExecutionFactorydvf
- DataValueFactory
makeRow
public ExecRow makeRow(TupleDescriptor td,
TupleDescriptor parent)
throws StandardException
- Make a SYSSEQUENCES row
- Overrides:
makeRow
in class CatalogRowFactory
- Parameters:
td
- a sequence descriptorparent
- unused
- Returns:
- Row suitable for inserting into SYSSEQUENCES.
- Throws:
StandardException
- thrown on failure
buildDescriptor
public TupleDescriptor buildDescriptor(ExecRow row,
TupleDescriptor parentTupleDescriptor,
DataDictionary dd)
throws StandardException
- Make an Tuple Descriptor out of a SYSSEQUENCES row
- Specified by:
buildDescriptor
in class CatalogRowFactory
- Parameters:
row
- a SYSSEQUENCES rowparentTupleDescriptor
- unuseddd
- dataDictionary
- Returns:
- a descriptor equivalent to a SYSSEQUENCES row
- Throws:
StandardException
- thrown on failure
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
Apache Derby V10.6 Internals - Copyright © 2004,2007 The Apache Software Foundation. All Rights Reserved.