HHH-17205 Avoid select by unique key with no referenced property

mbellade · mbellade · commit 520538b23d97 · 2023-09-28T15:37:51.000+02:00
diff --git a/hibernate-core/src/main/java/org/hibernate/metamodel/mapping/internal/ToOneAttributeMapping.java b/hibernate-core/src/main/java/org/hibernate/metamodel/mapping/internal/ToOneAttributeMapping.java
@@ -1728,6 +1728,9 @@ private TableGroup createTableGroupForDelayedFetch(
 	}
 
 	private boolean isSelectByUniqueKey(ForeignKeyDescriptor.Nature side) {
+		if ( referencedPropertyName == null ) {
+			return false;
+		}
 		if ( side == ForeignKeyDescriptor.Nature.KEY ) {
 			// case 1.2
 			return !foreignKeyDescriptor.getNavigableRole()

Original file line number	Diff line number	Diff line change
`@@ -1728,6 +1728,9 @@ private TableGroup createTableGroupForDelayedFetch(`
`1728`	`1728`	`}`
`1729`	`1729`
`1730`	`1730`	`private boolean isSelectByUniqueKey(ForeignKeyDescriptor.Nature side) {`
	`1731`	`+ if ( referencedPropertyName == null ) {`
	`1732`	`+ return false;`
	`1733`	`+ }`
`1731`	`1734`	`if ( side == ForeignKeyDescriptor.Nature.KEY ) {`
`1732`	`1735`	`// case 1.2`
`1733`	`1736`	`return !foreignKeyDescriptor.getNavigableRole()`