com.mysema.query.sql

Interface SQLQueryFactory<Q extends SQLCommonQuery<?>,SQ extends AbstractSQLSubQuery<?>,D extends SQLDeleteClause,U extends SQLUpdateClause,I extends SQLInsertClause,M extends SQLMergeClause>

Type Parameters:

Q - query type

SQ - subquery type

D - delete clause type

U - update clause type

I - insert clause type

M - merge clause type

All Superinterfaces:

QueryFactory<Q,SQ>

All Known Implementing Classes:

AbstractSQLQueryFactory, MySQLQueryFactory, OracleQueryFactory, PostgresQueryFactory, SQLQueryFactoryImpl, SQLServerQueryFactory, TeradataQueryFactory

public interface SQLQueryFactory<Q extends SQLCommonQuery<?>,SQ extends AbstractSQLSubQuery<?>,D extends SQLDeleteClause,U extends SQLUpdateClause,I extends SQLInsertClause,M extends SQLMergeClause>
extends QueryFactory<Q,SQ>

Factory interface for query and clause creation.

The default implementation is SQLQueryFactoryImpl and should be used for general query creation. Type specific variants are available if database specific queries need to be created.

Author:

tiwe

Method Summary

Methods

Modifier and Type	Method and Description
D	delete(RelationalPath<?> path) Create a new DELETE clause
Q	from(Expression<?>... from) Create a new SELECT query
Q	from(Expression<?> from) Create a new SELECT query
Q	from(SubQueryExpression<?> subQuery, Path<?> alias) Create a new SELECT query
I	insert(RelationalPath<?> path) Create a new INSERT INTO clause
M	merge(RelationalPath<?> path) Create a new MERGE clause
Q	query() Create a new Query
SQ	subQuery() Create a new Sub query
SQ	subQuery(Expression<?> from)
U	update(RelationalPath<?> path) Create a new UPDATE clause

Method Detail

delete

D delete(RelationalPath<?> path)

Create a new DELETE clause

Parameters:

path -

Returns:

from

Q from(Expression<?> from)

Create a new SELECT query

Parameters:

from -

Returns:

from

Q from(Expression<?>... from)

Create a new SELECT query

Parameters:

from -

Returns:

from

Q from(SubQueryExpression<?> subQuery,
     Path<?> alias)

Create a new SELECT query

Parameters:

from -

Returns:

insert

I insert(RelationalPath<?> path)

Create a new INSERT INTO clause

Parameters:

path -

Returns:

merge

M merge(RelationalPath<?> path)

Create a new MERGE clause

Parameters:

path -

Returns:

update

U update(RelationalPath<?> path)

Create a new UPDATE clause

Parameters:

path -

Returns:

query

Q query()

Description copied from interface: QueryFactory

Create a new Query

Specified by:

query in interface QueryFactory<Q extends SQLCommonQuery<?>,SQ extends AbstractSQLSubQuery<?>>

Returns:

subQuery

SQ subQuery()

Description copied from interface: QueryFactory

Create a new Sub query

Specified by:

subQuery in interface QueryFactory<Q extends SQLCommonQuery<?>,SQ extends AbstractSQLSubQuery<?>>

Returns:

subQuery

SQ subQuery(Expression<?> from)

Parameters:

from -

Returns: