Home » Search

About variable

11-20 of 110Refresh
Manual
27

UPDATE SET Queries in JPA/JPQL

* 11 / 10 The UPDATE clause defines exactly one range variable (with or without an explicit variable name) for iteration. Multiple variables and JOIN are not supported. The SET clause defines one or more field update expressions (using the range variable name - if defined). Multiple field update
Issue
27

OutOfMemoryError in a query with many variables

the query? Does it have a large number of variables (> 20) ? Hi, Yes here's it (though it suddenly ... '%Q%')) The current version of ObjectDB doesn't handle well queries with a lot of variables ... ) generates many variables. This should be improved in future versions. Build 2.3.7_03 fixes this issue
Issue
27

Weird issue with variable naming

hi, We've hit again against troubles with the variable naming when trying to get the query string ... us without ordering. The issue is that the name of the root variable is $1 as well as the name of our left join variable becomes $1. We're also adding a custom function expression in where clause
JDO Doc
24

javax.jdo.Query

of instances, and the filter. There are optional elements: parameter declarations, variable declarations ... variables of a method setFilter and setOrdering correspond to the method body ... , variables and parameters. The method setClass introduces the name of the candidate class in the type
Manual
23

GROUP BY and HAVING clauses

. Only identification variables and path expressions are currently supported in the GROUP BY clause by all the JPA ... takes a variable number of arguments specifying one or more grouping expressions (or a list ...  an Expression argument and the other having form takes a variable number of Predicate arguments
Manual
19

JPA Criteria API Queries

the built query. Then a Root instance is created to define a range variable in the FROM clause. Finally, the range variable, c, is also used in the SELECT clause as the query result expression
Manual
19

JPA Persistable Types

constructor. cannot be final and cannot have final methods or final instance variables. ObjectDB ... are forbidden). Instance (non static) variables cannot be final, but classes and methods can be final. In
Manual
19

SELECT clause (JPQL / Criteria API)

can be added to the SELECT clause by using a bound JOIN variable in the FROM clause. Nested path expressions ... . The CriteriaQuery interface provides a shortcut method - multiselect, which takes a variable number
JPA Doc
13

JPA Metamodel API

the above sets extend the Bindable interface, which may be used in defining criteria query variables in
Manual
13

JPA Query Expressions (JPQL / Criteria)

/ Criteria Variables JPQL / Criteria Parameters JPQL / Criteria Literals Every query expression consists