ConstraintInterface Interface Reference

Inheritance diagram for ConstraintInterface:

Public Member Functions
	collectBoundVariableNames (&$boundVariables)

Detailed Description

Filters the set of tuples formed by evaluating the query's sources and the joins between them.

To be included in the query results, a tuple must satisfy the constraint.

Definition at line 23 of file ConstraintInterface.php.

Member Function Documentation

collectBoundVariableNames

(

&

$boundVariables

)

Fills an array with the names of all bound variables in the constraints

Parameters

array

&$boundVariables

Returns

void

Implemented in Comparison, Statement, LogicalOr, LogicalAnd, and LogicalNot.