Home » Search

About filter

1-10 of 70Refresh
JDO Doc
105

setFilter(filter)

Method javax.jdo.Query void setFilter(   String filter ) Set the filter for the query. The filter ... of the instances in the candidate collection. If the filter is not specified, then it defaults to "true", which has the effect of filtering the input Collection only for class type. An element of the candidate
JDO Doc
99

newQuery(cln, filter)

Method javax.jdo.PersistenceManager Query newQuery(   Extent cln,   String filter ) Create a new Query with the candidate Extent and filter; the class is taken from the Extent. Parameters: cln - the Extent of candidate instances filter - the filter for candidate instances Returns: the new Query Since: JDO 1.0
JDO Doc
99

newQuery(cls, cln, filter)

Method javax.jdo.PersistenceManager Query newQuery(   Class cls,   Collection cln,   String filter ) Create a new Query with the Class of the candidate instances, candidate Collection, and filter. Parameters: cls - the Class of candidate instances cln - the Collection of candidate instances filter
JDO Doc
99

newQuery(cls, filter)

Method javax.jdo.PersistenceManager Query newQuery(   Class cls,   String filter ) Create a new Query with the Class of the candidate instances and filter. Parameters: cls - the Class of results filter - the filter for candidate instances Returns: the new Query Since: JDO 1.0
Manual
98

WHERE clause (JPQL / Criteria API)

The WHERE clause adds filtering capabilities to the FROM-SELECT structure. It is essential in any ... , the WHERE clause gets an opportunity to function as a filter. The boolean expression in ... a filter between the FROM and the SELECT clauses. Practically, if a proper index is available, filtering
JDO Doc
33

javax.jdo.Query

of instances, and the filter. There are optional elements: parameter declarations, variable declarations ... are copied for use as the subquery. The parts copied include the candidate class, filter, parameter ... which they are declared in the subquery, or in the order they are found in the filter if not explicitly declared in
Manual
32

GROUP BY and HAVING clauses

) that are generated by the FROM clause iteration and pass the WHERE clause filtering (if any) are sent ... with HAVING Groups in JPQL grouping queries can be filtered using the HAVING clause. The HAVING clause ... clause stands as a filter between the GROUP BY clause and the SELECT clause in such a way
Manual
23

FROM clause (JPQL / Criteria API)

at the FROM clause level. JPA 2, however, adds support for filtering instances of specific types ... with no WHERE clause would return all the possible combinations of two countries. The WHERE clause filters any
Manual
23

SELECT clause (JPQL / Criteria API)

filters duplicate results. Filtering duplicate results might have some effect on performance
JDO Doc
19

javax.jdo.PersistenceManager

of candidate instances Returns: the new Query Since: JDO 1.0 Query newQuery(Class cls, String filter) Create a new Query with the Class of the candidate instances and filter. Create a new Query with the Class of the candidate instances and filter. Parameters: cls - the Class of results filter - the filter