kodo.jdbc.sql
Class AdvancedSQL

java.lang.Object
  kodo.jdbc.sql.AdvancedSQL

All Implemented Interfaces:

org.apache.openjpa.lib.conf.Configurable

Direct Known Subclasses:

AbstractSQLServerAdvancedSQL, AccessAdvancedSQL, CacheAdvancedSQL, DB2AdvancedSQL, DerbyAdvancedSQL, EmpressAdvancedSQL, FirebirdAdvancedSQL, FoxProAdvancedSQL, HSQLAdvancedSQL, InformixAdvancedSQL, InterbaseAdvancedSQL, JDataStoreAdvancedSQL, MySQLAdvancedSQL, OracleAdvancedSQL, SybaseAdvancedSQL

public class AdvancedSQL
extends Object
implements org.apache.openjpa.lib.conf.Configurable

Handles advanced SQL functionality.

Field Summary

protected org.apache.openjpa.jdbc.conf.JDBCConfiguration	conf
protected org.apache.openjpa.jdbc.sql.DBDictionary	dict

Constructor Summary

AdvancedSQL()

Method Summary

boolean	canBatch(org.apache.openjpa.jdbc.schema.Column col) Returns type if the specified column can be included in batch statements.
void	endConfiguration()
int	getBatchLimit() Maximum number of batched statements, or -1 for no limit.
int	getBatchParameterLimit() Maximum number of combined parameters in batched statements, or -1 for no limit.
boolean	getSupportsTotalCountsForBatch() Whether the driver returns a total update count for batched statements.
boolean	getSupportsUnion() Union support.
boolean	getSupportsUnionWithUnalignedOrdering() Support for unions with ordering on unaligned but same-aliased columns.
boolean	getSupportsUpdateCountsForBatch() Whether the driver returns individual update counts for batched updates.
void	setBatchLimit(int batchLimit) Maximum number of batched statements, or -1 for no limit.
void	setBatchParameterLimit(int batchLimit) Maximum number of combined parameters in batched statements, or -1 for no limit.
void	setConfiguration(org.apache.openjpa.lib.conf.Configuration c)
void	setSupportsTotalCountsForBatch(boolean supports) Whether the driver returns a total update count for batched statements.
void	setSupportsUnion(boolean supports) Union support.
void	setSupportsUnionWithUnalignedOrdering(boolean supports) Support for unions with ordering on unaligned but same-aliased columns.
void	setSupportsUpdateCountsForBatch(boolean supports) Whether the driver returns individual update counts for batched updates.
void	startConfiguration()
org.apache.openjpa.jdbc.sql.SQLBuffer	toSelect(org.apache.openjpa.jdbc.sql.Union union, boolean forUpdate, org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration fetch) Create a UNION.
org.apache.openjpa.jdbc.sql.SQLBuffer	toSelectCount(org.apache.openjpa.jdbc.sql.Union union) Create a UNION count.

Methods inherited from class java.lang.Object

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

Field Detail

conf

protected org.apache.openjpa.jdbc.conf.JDBCConfiguration conf

dict

protected org.apache.openjpa.jdbc.sql.DBDictionary dict

Constructor Detail

AdvancedSQL

public AdvancedSQL()

Method Detail

getSupportsUnion

public boolean getSupportsUnion()

Union support.

setSupportsUnion

public void setSupportsUnion(boolean supports)

Union support.

getSupportsUnionWithUnalignedOrdering

public boolean getSupportsUnionWithUnalignedOrdering()

Support for unions with ordering on unaligned but same-aliased columns.

setSupportsUnionWithUnalignedOrdering

public void setSupportsUnionWithUnalignedOrdering(boolean supports)

Support for unions with ordering on unaligned but same-aliased columns.

getBatchLimit

public int getBatchLimit()

Maximum number of batched statements, or -1 for no limit.

setBatchLimit

public void setBatchLimit(int batchLimit)

Maximum number of batched statements, or -1 for no limit.

getBatchParameterLimit

public int getBatchParameterLimit()

Maximum number of combined parameters in batched statements, or -1 for no limit.

setBatchParameterLimit

public void setBatchParameterLimit(int batchLimit)

Maximum number of combined parameters in batched statements, or -1 for no limit.

getSupportsUpdateCountsForBatch

public boolean getSupportsUpdateCountsForBatch()

Whether the driver returns individual update counts for batched updates.

setSupportsUpdateCountsForBatch

public void setSupportsUpdateCountsForBatch(boolean supports)

Whether the driver returns individual update counts for batched updates.

getSupportsTotalCountsForBatch

public boolean getSupportsTotalCountsForBatch()

Whether the driver returns a total update count for batched statements.

setSupportsTotalCountsForBatch

public void setSupportsTotalCountsForBatch(boolean supports)

Whether the driver returns a total update count for batched statements.

toSelectCount

public org.apache.openjpa.jdbc.sql.SQLBuffer toSelectCount(org.apache.openjpa.jdbc.sql.Union union)

Create a UNION count.

toSelect

public org.apache.openjpa.jdbc.sql.SQLBuffer toSelect(org.apache.openjpa.jdbc.sql.Union union,
                                                      boolean forUpdate,
                                                      org.apache.openjpa.jdbc.kernel.JDBCFetchConfiguration fetch)

Create a UNION.

canBatch

public boolean canBatch(org.apache.openjpa.jdbc.schema.Column col)

Returns type if the specified column can be included in batch statements.

setConfiguration

public void setConfiguration(org.apache.openjpa.lib.conf.Configuration c)

Specified by:

setConfiguration in interface org.apache.openjpa.lib.conf.Configurable

startConfiguration

public void startConfiguration()

Specified by:

startConfiguration in interface org.apache.openjpa.lib.conf.Configurable

endConfiguration

public void endConfiguration()

Specified by:

endConfiguration in interface org.apache.openjpa.lib.conf.Configurable