Class SYSSEQUENCESRowFactory
- java.lang.Object
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- org.apache.derby.iapi.sql.dictionary.CatalogRowFactory
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- org.apache.derby.impl.sql.catalog.SYSSEQUENCESRowFactory
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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.
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Field Summary
Fields Modifier and Type Field Description private static int[][]
indexColumnPositions
static int
SYSSEQUENCES_COLUMN_COUNT
static int
SYSSEQUENCES_CURRENT_VALUE
static int
SYSSEQUENCES_CYCLE_OPTION
static int
SYSSEQUENCES_INCREMENT
(package private) static int
SYSSEQUENCES_INDEX1_ID
(package private) static int
SYSSEQUENCES_INDEX2_ID
static int
SYSSEQUENCES_MAXIMUM_VALUE
static int
SYSSEQUENCES_MINIMUM_VALUE
static int
SYSSEQUENCES_SCHEMAID
static int
SYSSEQUENCES_SEQUENCEDATATYPE
static int
SYSSEQUENCES_SEQUENCEID
static int
SYSSEQUENCES_SEQUENCENAME
static int
SYSSEQUENCES_START_VALUE
static java.lang.String
TABLENAME_STRING
private static boolean[]
uniqueness
private static java.lang.String[]
uuids
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Fields inherited from class org.apache.derby.iapi.sql.dictionary.CatalogRowFactory
dvf, heapUUID, indexNames, indexUniqueness, indexUUID, tableUUID
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Constructor Summary
Constructors Constructor Description SYSSEQUENCESRowFactory(UUIDFactory uuidf, ExecutionFactory ef, DataValueFactory dvf)
Constructor
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description SystemColumn[]
buildColumnList()
Builds a list of columns suitable for creating this Catalog.TupleDescriptor
buildDescriptor(ExecRow row, TupleDescriptor parentTupleDescriptor, DataDictionary dd)
Make an Tuple Descriptor out of a SYSSEQUENCES rowExecRow
makeRow(TupleDescriptor td, TupleDescriptor parent)
Make a SYSSEQUENCES 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
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Field Detail
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TABLENAME_STRING
public static final java.lang.String TABLENAME_STRING
- See Also:
- Constant Field Values
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SYSSEQUENCES_COLUMN_COUNT
public static final int SYSSEQUENCES_COLUMN_COUNT
- See Also:
- Constant Field Values
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SYSSEQUENCES_SEQUENCEID
public static final int SYSSEQUENCES_SEQUENCEID
- See Also:
- Constant Field Values
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SYSSEQUENCES_SEQUENCENAME
public static final int SYSSEQUENCES_SEQUENCENAME
- See Also:
- Constant Field Values
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SYSSEQUENCES_SCHEMAID
public static final int SYSSEQUENCES_SCHEMAID
- See Also:
- Constant Field Values
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SYSSEQUENCES_SEQUENCEDATATYPE
public static final int SYSSEQUENCES_SEQUENCEDATATYPE
- See Also:
- Constant Field Values
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SYSSEQUENCES_CURRENT_VALUE
public static final int SYSSEQUENCES_CURRENT_VALUE
- See Also:
- Constant Field Values
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SYSSEQUENCES_START_VALUE
public static final int SYSSEQUENCES_START_VALUE
- See Also:
- Constant Field Values
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SYSSEQUENCES_MINIMUM_VALUE
public static final int SYSSEQUENCES_MINIMUM_VALUE
- See Also:
- Constant Field Values
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SYSSEQUENCES_MAXIMUM_VALUE
public static final int SYSSEQUENCES_MAXIMUM_VALUE
- See Also:
- Constant Field Values
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SYSSEQUENCES_INCREMENT
public static final int SYSSEQUENCES_INCREMENT
- See Also:
- Constant Field Values
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SYSSEQUENCES_CYCLE_OPTION
public static final int SYSSEQUENCES_CYCLE_OPTION
- See Also:
- Constant Field Values
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indexColumnPositions
private static final int[][] indexColumnPositions
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SYSSEQUENCES_INDEX1_ID
static final int SYSSEQUENCES_INDEX1_ID
- See Also:
- Constant Field Values
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SYSSEQUENCES_INDEX2_ID
static final int SYSSEQUENCES_INDEX2_ID
- See Also:
- Constant Field Values
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uniqueness
private static final boolean[] uniqueness
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uuids
private static final java.lang.String[] uuids
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Constructor Detail
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SYSSEQUENCESRowFactory
SYSSEQUENCESRowFactory(UUIDFactory uuidf, ExecutionFactory ef, DataValueFactory dvf)
Constructor- Parameters:
uuidf
- UUIDFactoryef
- ExecutionFactorydvf
- DataValueFactory
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Method Detail
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makeRow
public ExecRow makeRow(TupleDescriptor td, TupleDescriptor parent) throws StandardException
Make a SYSSEQUENCES row- Overrides:
makeRow
in classCatalogRowFactory
- Parameters:
td
- a sequence descriptorparent
- unused- Returns:
- Row suitable for inserting into SYSSEQUENCES.
- Throws:
StandardException
- thrown on failure
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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 classCatalogRowFactory
- Parameters:
row
- a SYSSEQUENCES rowparentTupleDescriptor
- unuseddd
- dataDictionary- Returns:
- a descriptor equivalent to a SYSSEQUENCES row
- Throws:
StandardException
- thrown on failure
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buildColumnList
public SystemColumn[] buildColumnList() throws StandardException
Builds a list of columns suitable for creating this Catalog.- Specified by:
buildColumnList
in classCatalogRowFactory
- Returns:
- array of SystemColumn suitable for making this catalog.
- Throws:
StandardException
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