HHH-18201 - Do not make any assumptions when LHS operand of addition/subtraction is not known

and RHS operand is of duration type.
	    Allowed combinations are
		templral +/- duration
		duration +/- duration
	    nut final decision can be only make knowing full context
This commit is contained in:
Cedomir Igaly 2024-05-30 10:08:41 +02:00 committed by Christian Beikov
parent ca581e74f4
commit edbece8125
2 changed files with 18 additions and 2 deletions

View File

@ -14,6 +14,12 @@ import org.hibernate.query.sqm.SqmExpressible;
import org.hibernate.query.sqm.tree.SqmCopyContext;
import org.hibernate.query.sqm.tree.select.SqmSelectableNode;
import org.checkerframework.checker.nullness.qual.Nullable;
import static org.hibernate.query.sqm.BinaryArithmeticOperator.ADD;
import static org.hibernate.query.sqm.BinaryArithmeticOperator.SUBTRACT;
import static org.hibernate.type.spi.TypeConfiguration.isDuration;
/**
* @author Steve Ebersole
*/
@ -42,6 +48,10 @@ public class SqmBinaryArithmetic<T> extends AbstractSqmExpression<T> implements
this.operator = operator;
this.rhsOperand = rhsOperand;
if ( lhsOperand.getExpressible() == null && isDuration( rhsOperand.getExpressible() ) &&
( operator == ADD || operator == SUBTRACT ) ) {
return;
}
this.lhsOperand.applyInferableType( rhsOperand.getNodeType() );
this.rhsOperand.applyInferableType( lhsOperand.getNodeType() );
}

View File

@ -682,9 +682,15 @@ public class TypeConfiguration implements SessionFactoryObserver, Serializable {
}
}
else if ( isDuration( secondType ) ) {
// it's either addition/subtraction of durations
// if firstType is not known, and operator is
// addition/subtraction, then this can be
// either addition/subtraction of duration
// to/from temporal or addition/subtraction of
// durations in this case we shall return null;
// otherwise, it's either addition/subtraction of durations
// or prefix scalar multiplication of a duration
return secondType;
// return secondType;
return firstType == null ? null : secondType;
}
else if ( firstType==null && getSqlTemporalType( secondType ) != null ) {
// subtraction of a date or timestamp from a