org.apache.ignite.cache.store.jdbc.dialect

Class DB2Dialect

java.lang.Object

org.apache.ignite.cache.store.jdbc.dialect.BasicJdbcDialect

org.apache.ignite.cache.store.jdbc.dialect.DB2Dialect

All Implemented Interfaces:

Serializable, JdbcDialect

public class DB2Dialect
extends BasicJdbcDialect

A dialect compatible with the IBM DB2 database.

See Also:

Serialized Form

Field Summary

Fields inherited from class org.apache.ignite.cache.store.jdbc.dialect.BasicJdbcDialect

DFLT_MAX_PARAMS_CNT, fetchSize, maxParamsCnt

Constructor Summary

Constructors

Constructor and Description
DB2Dialect()

Method Summary

Modifier and Type	Method and Description
boolean	hasMerge()
String	loadCacheSelectRangeQuery(String fullTblName, Collection<String> keyCols) Construct query to get ranges bounds.
String	mergeQuery(String fullTblName, Collection<String> keyCols, Collection<String> uniqCols) Construct merge query.

Methods inherited from class org.apache.ignite.cache.store.jdbc.dialect.BasicJdbcDialect

escape, getFetchSize, getMaxParameterCount, insertQuery, loadCacheQuery, loadCacheRangeQuery, loadQuery, mkString, mkString, mkString, removeQuery, repeat, setFetchSize, setMaxParameterCount, updateQuery

Methods inherited from class java.lang.Object

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

Constructor Detail

DB2Dialect

public DB2Dialect()

Method Detail

loadCacheSelectRangeQuery

public String loadCacheSelectRangeQuery(String fullTblName,
                                        Collection<String> keyCols)

Construct query to get ranges bounds.

Specified by:

loadCacheSelectRangeQuery in interface JdbcDialect

Overrides:

loadCacheSelectRangeQuery in class BasicJdbcDialect

Parameters:

fullTblName - Full table name.

keyCols - Database key columns for order.

Returns:

Query for select count.

hasMerge

public boolean hasMerge()

Specified by:

hasMerge in interface JdbcDialect

Overrides:

hasMerge in class BasicJdbcDialect

Returns:

True if database support merge operation.

mergeQuery

public String mergeQuery(String fullTblName,
                         Collection<String> keyCols,
                         Collection<String> uniqCols)

Construct merge query.

Specified by:

mergeQuery in interface JdbcDialect

Overrides:

mergeQuery in class BasicJdbcDialect

Parameters:

fullTblName - Full table name.

keyCols - Database key columns.

uniqCols - Database unique value columns.

Returns:

Merge query.