HHH-16570 Batch fetch with FetchMode JOIN might lead to multiplication in OneToMany items
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@ -354,6 +354,14 @@ public class LoaderSelectBuilder {
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this.entityGraphTraversalState = entityGraphTraversalState;
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this.forceIdentifierSelection = forceIdentifierSelection;
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this.jdbcParameterConsumer = jdbcParameterConsumer;
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if ( loadable instanceof PluralAttributeMapping ) {
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final PluralAttributeMapping pluralAttributeMapping = (PluralAttributeMapping) loadable;
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if ( pluralAttributeMapping.getMappedType()
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.getCollectionSemantics()
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.getCollectionClassification() == CollectionClassification.BAG ) {
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rowCardinality = RowCardinality.BAG;
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}
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}
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}
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private LoaderSelectBuilder(
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@ -440,15 +448,6 @@ public class LoaderSelectBuilder {
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}
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private SelectStatement generateSelect() {
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if ( loadable instanceof PluralAttributeMapping ) {
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final PluralAttributeMapping pluralAttributeMapping = (PluralAttributeMapping) loadable;
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if ( pluralAttributeMapping.getMappedType()
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.getCollectionSemantics()
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.getCollectionClassification() == CollectionClassification.BAG ) {
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rowCardinality = RowCardinality.BAG;
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}
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}
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final NavigablePath rootNavigablePath = new NavigablePath( loadable.getRootPathName() );
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final QuerySpec rootQuerySpec = new QuerySpec( true );
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