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Example 1 with BasicResult

use of org.hibernate.sql.results.graph.basic.BasicResult in project hibernate-orm by hibernate.

the class CollectionIdentifierDescriptorImpl method createDomainResult.

public DomainResult<?> createDomainResult(NavigablePath collectionPath, TableGroup tableGroup, DomainResultCreationState creationState) {
    final SqlAstCreationState astCreationState = creationState.getSqlAstCreationState();
    final SqlAstCreationContext astCreationContext = astCreationState.getCreationContext();
    final SessionFactoryImplementor sessionFactory = astCreationContext.getSessionFactory();
    final SqlExpressionResolver sqlExpressionResolver = astCreationState.getSqlExpressionResolver();
    final SqlSelection sqlSelection = sqlExpressionResolver.resolveSqlSelection(sqlExpressionResolver.resolveSqlExpression(SqlExpressionResolver.createColumnReferenceKey(tableGroup.getPrimaryTableReference(), columnName), p -> new ColumnReference(tableGroup.getPrimaryTableReference().getIdentificationVariable(), columnName, false, null, null, type, sessionFactory)), type.getJavaTypeDescriptor(), sessionFactory.getTypeConfiguration());
    // noinspection unchecked
    return new BasicResult<>(sqlSelection.getValuesArrayPosition(), null, (JavaType<Object>) type.getJavaTypeDescriptor(), collectionPath);
}
Also used : DomainResultCreationState(org.hibernate.sql.results.graph.DomainResultCreationState) JdbcMapping(org.hibernate.metamodel.mapping.JdbcMapping) BasicType(org.hibernate.type.BasicType) ColumnReference(org.hibernate.sql.ast.tree.expression.ColumnReference) JavaType(org.hibernate.type.descriptor.java.JavaType) CollectionIdentifierDescriptor(org.hibernate.metamodel.mapping.CollectionIdentifierDescriptor) Clause(org.hibernate.sql.ast.Clause) BasicFetch(org.hibernate.sql.results.graph.basic.BasicFetch) EntityMappingType(org.hibernate.metamodel.mapping.EntityMappingType) MappingType(org.hibernate.metamodel.mapping.MappingType) SqlAstCreationContext(org.hibernate.sql.ast.spi.SqlAstCreationContext) FetchOptions(org.hibernate.sql.results.graph.FetchOptions) BiConsumer(java.util.function.BiConsumer) SessionFactoryImplementor(org.hibernate.engine.spi.SessionFactoryImplementor) SqlSelection(org.hibernate.sql.ast.spi.SqlSelection) SqlAstCreationState(org.hibernate.sql.ast.spi.SqlAstCreationState) FetchTiming(org.hibernate.engine.FetchTiming) NavigablePath(org.hibernate.query.spi.NavigablePath) DomainResult(org.hibernate.sql.results.graph.DomainResult) Fetch(org.hibernate.sql.results.graph.Fetch) BasicResult(org.hibernate.sql.results.graph.basic.BasicResult) SqlExpressionResolver(org.hibernate.sql.ast.spi.SqlExpressionResolver) NavigableRole(org.hibernate.metamodel.model.domain.NavigableRole) FetchStyle(org.hibernate.engine.FetchStyle) FromClauseAccess(org.hibernate.sql.ast.spi.FromClauseAccess) CollectionPersister(org.hibernate.persister.collection.CollectionPersister) TableGroup(org.hibernate.sql.ast.tree.from.TableGroup) SharedSessionContractImplementor(org.hibernate.engine.spi.SharedSessionContractImplementor) IndexedConsumer(org.hibernate.mapping.IndexedConsumer) FetchParent(org.hibernate.sql.results.graph.FetchParent) SqlAstCreationContext(org.hibernate.sql.ast.spi.SqlAstCreationContext) SqlExpressionResolver(org.hibernate.sql.ast.spi.SqlExpressionResolver) BasicResult(org.hibernate.sql.results.graph.basic.BasicResult) SqlAstCreationState(org.hibernate.sql.ast.spi.SqlAstCreationState) SessionFactoryImplementor(org.hibernate.engine.spi.SessionFactoryImplementor) SqlSelection(org.hibernate.sql.ast.spi.SqlSelection) ColumnReference(org.hibernate.sql.ast.tree.expression.ColumnReference)

Example 2 with BasicResult

use of org.hibernate.sql.results.graph.basic.BasicResult in project hibernate-orm by hibernate.

the class DynamicResultBuilderBasicConverted method buildResult.

@Override
public BasicResult<?> buildResult(JdbcValuesMetadata jdbcResultsMetadata, int resultPosition, BiFunction<String, String, DynamicFetchBuilderLegacy> legacyFetchResolver, DomainResultCreationState domainResultCreationState) {
    final TypeConfiguration typeConfiguration = domainResultCreationState.getSqlAstCreationState().getCreationContext().getSessionFactory().getTypeConfiguration();
    final SqlExpressionResolver sqlExpressionResolver = domainResultCreationState.getSqlAstCreationState().getSqlExpressionResolver();
    final SqlSelection sqlSelection = sqlExpressionResolver.resolveSqlSelection(sqlExpressionResolver.resolveSqlExpression(columnAlias, state -> {
        final int currentJdbcPosition = resultPosition + 1;
        final int jdbcPosition;
        if (columnAlias != null) {
            jdbcPosition = jdbcResultsMetadata.resolveColumnPosition(columnAlias);
        } else {
            jdbcPosition = currentJdbcPosition;
        }
        final BasicType<?> basicType = jdbcResultsMetadata.resolveType(jdbcPosition, basicValueConverter.getRelationalJavaType(), domainResultCreationState.getSqlAstCreationState().getCreationContext().getSessionFactory());
        final int valuesArrayPosition = ResultsHelper.jdbcPositionToValuesArrayPosition(jdbcPosition);
        return new ResultSetMappingSqlSelection(valuesArrayPosition, (BasicValuedMapping) basicType);
    }), basicValueConverter.getDomainJavaType(), typeConfiguration);
    return new BasicResult<>(sqlSelection.getValuesArrayPosition(), columnAlias, basicValueConverter.getDomainJavaType(), basicValueConverter);
}
Also used : DomainResultCreationState(org.hibernate.sql.results.graph.DomainResultCreationState) JpaAttributeConverterImpl(org.hibernate.metamodel.model.convert.internal.JpaAttributeConverterImpl) ProvidedInstanceManagedBeanImpl(org.hibernate.resource.beans.spi.ProvidedInstanceManagedBeanImpl) ResultSetMappingSqlSelection(org.hibernate.query.results.ResultSetMappingSqlSelection) TypeConfiguration(org.hibernate.type.spi.TypeConfiguration) BasicType(org.hibernate.type.BasicType) BiFunction(java.util.function.BiFunction) JavaType(org.hibernate.type.descriptor.java.JavaType) BasicValuedMapping(org.hibernate.metamodel.mapping.BasicValuedMapping) BasicResult(org.hibernate.sql.results.graph.basic.BasicResult) SqlExpressionResolver(org.hibernate.sql.ast.spi.SqlExpressionResolver) Objects(java.util.Objects) JdbcValuesMetadata(org.hibernate.sql.results.jdbc.spi.JdbcValuesMetadata) ResultsHelper(org.hibernate.query.results.ResultsHelper) ManagedBean(org.hibernate.resource.beans.spi.ManagedBean) ManagedBeanRegistry(org.hibernate.resource.beans.spi.ManagedBeanRegistry) BasicValueConverter(org.hibernate.metamodel.model.convert.spi.BasicValueConverter) AttributeConverter(jakarta.persistence.AttributeConverter) SessionFactoryImplementor(org.hibernate.engine.spi.SessionFactoryImplementor) SqlSelection(org.hibernate.sql.ast.spi.SqlSelection) JavaTypeRegistry(org.hibernate.type.descriptor.java.spi.JavaTypeRegistry) BasicValuedMapping(org.hibernate.metamodel.mapping.BasicValuedMapping) BasicType(org.hibernate.type.BasicType) SqlExpressionResolver(org.hibernate.sql.ast.spi.SqlExpressionResolver) BasicResult(org.hibernate.sql.results.graph.basic.BasicResult) TypeConfiguration(org.hibernate.type.spi.TypeConfiguration) ResultSetMappingSqlSelection(org.hibernate.query.results.ResultSetMappingSqlSelection) ResultSetMappingSqlSelection(org.hibernate.query.results.ResultSetMappingSqlSelection) SqlSelection(org.hibernate.sql.ast.spi.SqlSelection)

Example 3 with BasicResult

use of org.hibernate.sql.results.graph.basic.BasicResult in project hibernate-orm by hibernate.

the class JdbcLiteral method createDomainResult.

// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// DomainResultProducer
@Override
public DomainResult<T> createDomainResult(String resultVariable, DomainResultCreationState creationState) {
    final SqlAstCreationState sqlAstCreationState = creationState.getSqlAstCreationState();
    final SqlExpressionResolver sqlExpressionResolver = sqlAstCreationState.getSqlExpressionResolver();
    final SqlSelection sqlSelection = sqlExpressionResolver.resolveSqlSelection(this, jdbcMapping.getJavaTypeDescriptor(), sqlAstCreationState.getCreationContext().getMappingMetamodel().getTypeConfiguration());
    // noinspection unchecked
    return new BasicResult(sqlSelection.getValuesArrayPosition(), resultVariable, jdbcMapping.getJavaTypeDescriptor());
}
Also used : SqlExpressionResolver(org.hibernate.sql.ast.spi.SqlExpressionResolver) BasicResult(org.hibernate.sql.results.graph.basic.BasicResult) SqlAstCreationState(org.hibernate.sql.ast.spi.SqlAstCreationState) SqlSelection(org.hibernate.sql.ast.spi.SqlSelection)

Example 4 with BasicResult

use of org.hibernate.sql.results.graph.basic.BasicResult in project hibernate-orm by hibernate.

the class QueryLiteral method createDomainResult.

@Override
public DomainResult<T> createDomainResult(String resultVariable, DomainResultCreationState creationState) {
    final SqlExpressionResolver sqlExpressionResolver = creationState.getSqlAstCreationState().getSqlExpressionResolver();
    final SqlSelection sqlSelection = sqlExpressionResolver.resolveSqlSelection(this, type.getMappedType().getMappedJavaType(), creationState.getSqlAstCreationState().getCreationContext().getSessionFactory().getTypeConfiguration());
    return new BasicResult(sqlSelection.getValuesArrayPosition(), resultVariable, type.getMappedType().getMappedJavaType());
}
Also used : SqlExpressionResolver(org.hibernate.sql.ast.spi.SqlExpressionResolver) BasicResult(org.hibernate.sql.results.graph.basic.BasicResult) SqlSelection(org.hibernate.sql.ast.spi.SqlSelection)

Example 5 with BasicResult

use of org.hibernate.sql.results.graph.basic.BasicResult in project hibernate-orm by hibernate.

the class CteInsertHandler method execute.

@Override
public int execute(DomainQueryExecutionContext executionContext) {
    final SqmInsertStatement<?> sqmInsertStatement = getSqmStatement();
    final SessionFactoryImplementor factory = executionContext.getSession().getFactory();
    final EntityPersister entityDescriptor = getEntityDescriptor().getEntityPersister();
    final String explicitDmlTargetAlias;
    if (sqmInsertStatement.getTarget().getExplicitAlias() == null) {
        explicitDmlTargetAlias = "dml_target";
    } else {
        explicitDmlTargetAlias = sqmInsertStatement.getTarget().getExplicitAlias();
    }
    final MultiTableSqmMutationConverter sqmConverter = new MultiTableSqmMutationConverter(entityDescriptor, sqmInsertStatement, sqmInsertStatement.getTarget(), explicitDmlTargetAlias, domainParameterXref, executionContext.getQueryOptions(), executionContext.getSession().getLoadQueryInfluencers(), executionContext.getQueryParameterBindings(), factory);
    final TableGroup insertingTableGroup = sqmConverter.getMutatingTableGroup();
    final Map<SqmParameter<?>, List<List<JdbcParameter>>> parameterResolutions;
    if (domainParameterXref.getSqmParameterCount() == 0) {
        parameterResolutions = Collections.emptyMap();
    } else {
        parameterResolutions = new IdentityHashMap<>();
    }
    // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    // visit the insertion target using our special converter, collecting
    // information about the target paths
    final int size = sqmStatement.getInsertionTargetPaths().size();
    final List<Map.Entry<SqmCteTableColumn, Assignment>> targetPathColumns = new ArrayList<>(size);
    final List<SqmCteTableColumn> targetPathSqmCteColumns = new ArrayList<>(size);
    final Map<SqmParameter<?>, MappingModelExpressible<?>> paramTypeResolutions = new LinkedHashMap<>();
    final NamedTableReference entityTableReference = new NamedTableReference(cteTable.getCteName(), TemporaryTable.DEFAULT_ALIAS, true, sessionFactory);
    final InsertStatement insertStatement = new InsertStatement(entityTableReference);
    final BaseSqmToSqlAstConverter.AdditionalInsertValues additionalInsertValues = sqmConverter.visitInsertionTargetPaths((assignable, columnReferences) -> {
        // Find a matching cte table column and set that at the current index
        for (SqmCteTableColumn column : cteTable.getColumns()) {
            if (column.getType() == ((Expression) assignable).getExpressionType()) {
                insertStatement.addTargetColumnReferences(columnReferences);
                targetPathSqmCteColumns.add(column);
                targetPathColumns.add(new AbstractMap.SimpleEntry<>(column, new Assignment(assignable, (Expression) assignable)));
                return;
            }
        }
        throw new IllegalStateException("Couldn't find matching cte column for: " + ((Expression) assignable).getExpressionType());
    }, sqmInsertStatement, entityDescriptor, insertingTableGroup, (sqmParameter, mappingType, jdbcParameters) -> {
        parameterResolutions.computeIfAbsent(sqmParameter, k -> new ArrayList<>(1)).add(jdbcParameters);
        paramTypeResolutions.put(sqmParameter, mappingType);
    });
    final boolean assignsId = targetPathSqmCteColumns.contains(cteTable.getColumns().get(0));
    // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
    // Create the statement that represent the source for the entity cte
    final Stack<SqlAstProcessingState> processingStateStack = sqmConverter.getProcessingStateStack();
    final SqlAstProcessingState oldState = processingStateStack.pop();
    final Statement queryStatement;
    if (sqmInsertStatement instanceof SqmInsertSelectStatement) {
        final QueryPart queryPart = sqmConverter.visitQueryPart(((SqmInsertSelectStatement<?>) sqmInsertStatement).getSelectQueryPart());
        queryPart.visitQuerySpecs(querySpec -> {
            // in which case we will fill the row_number column instead of the id column
            if (additionalInsertValues.applySelections(querySpec, sessionFactory)) {
                final SqmCteTableColumn rowNumberColumn = cteTable.getColumns().get(cteTable.getColumns().size() - 1);
                final ColumnReference columnReference = new ColumnReference((String) null, rowNumberColumn.getColumnName(), false, null, null, (JdbcMapping) rowNumberColumn.getType(), sessionFactory);
                insertStatement.getTargetColumnReferences().set(insertStatement.getTargetColumnReferences().size() - 1, columnReference);
                targetPathSqmCteColumns.set(targetPathSqmCteColumns.size() - 1, rowNumberColumn);
            }
            if (!assignsId && entityDescriptor.getIdentifierGenerator() instanceof PostInsertIdentifierGenerator) {
                final BasicType<Integer> rowNumberType = sessionFactory.getTypeConfiguration().getBasicTypeForJavaType(Integer.class);
                querySpec.getSelectClause().addSqlSelection(new SqlSelectionImpl(1, 0, new Over<>(new SelfRenderingFunctionSqlAstExpression("row_number", (appender, args, walker) -> appender.appendSql("row_number()"), Collections.emptyList(), rowNumberType, rowNumberType), Collections.emptyList(), Collections.emptyList())));
            }
        });
        queryStatement = new SelectStatement(queryPart);
    } else {
        final List<SqmValues> sqmValuesList = ((SqmInsertValuesStatement<?>) sqmInsertStatement).getValuesList();
        final List<Values> valuesList = new ArrayList<>(sqmValuesList.size());
        for (SqmValues sqmValues : sqmValuesList) {
            final Values values = sqmConverter.visitValues(sqmValues);
            additionalInsertValues.applyValues(values);
            valuesList.add(values);
        }
        final QuerySpec querySpec = new QuerySpec(true);
        final NavigablePath navigablePath = new NavigablePath(entityDescriptor.getRootPathName());
        final List<String> columnNames = new ArrayList<>(targetPathColumns.size());
        for (Map.Entry<SqmCteTableColumn, Assignment> entry : targetPathColumns) {
            for (ColumnReference columnReference : entry.getValue().getAssignable().getColumnReferences()) {
                columnNames.add(columnReference.getColumnExpression());
                querySpec.getSelectClause().addSqlSelection(new SqlSelectionImpl(1, 0, columnReference));
            }
        }
        final ValuesTableGroup valuesTableGroup = new ValuesTableGroup(navigablePath, entityDescriptor.getEntityPersister(), valuesList, insertingTableGroup.getPrimaryTableReference().getIdentificationVariable(), columnNames, true, factory);
        querySpec.getFromClause().addRoot(valuesTableGroup);
        queryStatement = new SelectStatement(querySpec);
    }
    processingStateStack.push(oldState);
    sqmConverter.pruneTableGroupJoins();
    if (!assignsId && entityDescriptor.getIdentifierGenerator() instanceof PostInsertIdentifierGenerator) {
        // Add the row number to the assignments
        final SqmCteTableColumn rowNumberColumn = cteTable.getColumns().get(cteTable.getColumns().size() - 1);
        final ColumnReference columnReference = new ColumnReference((String) null, rowNumberColumn.getColumnName(), false, null, null, (JdbcMapping) rowNumberColumn.getType(), sessionFactory);
        insertStatement.getTargetColumnReferences().add(columnReference);
        targetPathSqmCteColumns.add(rowNumberColumn);
    }
    final CteTable entityCteTable = BaseSqmToSqlAstConverter.createCteTable(getCteTable(), targetPathSqmCteColumns, factory);
    // Create the main query spec that will return the count of rows
    final QuerySpec querySpec = new QuerySpec(true, 1);
    final List<DomainResult<?>> domainResults = new ArrayList<>(1);
    final SelectStatement statement = new SelectStatement(querySpec, domainResults);
    final CteStatement entityCte;
    if (additionalInsertValues.requiresRowNumberIntermediate()) {
        final CteTable fullEntityCteTable = BaseSqmToSqlAstConverter.createCteTable(getCteTable(), factory);
        final String baseTableName = "base_" + entityCteTable.getTableExpression();
        final CteStatement baseEntityCte = new CteStatement(entityCteTable.withName(baseTableName), queryStatement, // The query cte will be reused multiple times
        CteMaterialization.MATERIALIZED);
        statement.addCteStatement(baseEntityCte);
        final CteColumn rowNumberColumn = fullEntityCteTable.getCteColumns().get(fullEntityCteTable.getCteColumns().size() - 1);
        final ColumnReference rowNumberColumnReference = new ColumnReference("e", rowNumberColumn.getColumnExpression(), false, null, null, rowNumberColumn.getJdbcMapping(), factory);
        final CteColumn idColumn = fullEntityCteTable.getCteColumns().get(0);
        final BasicValuedMapping idType = (BasicValuedMapping) idColumn.getJdbcMapping();
        final Optimizer optimizer = ((OptimizableGenerator) entityDescriptor.getIdentifierGenerator()).getOptimizer();
        final BasicValuedMapping integerType = (BasicValuedMapping) rowNumberColumn.getJdbcMapping();
        final Expression rowNumberMinusOneModuloIncrement = new BinaryArithmeticExpression(new BinaryArithmeticExpression(rowNumberColumnReference, BinaryArithmeticOperator.SUBTRACT, new QueryLiteral<>(1, (BasicValuedMapping) rowNumberColumn.getJdbcMapping()), integerType), BinaryArithmeticOperator.MODULO, new QueryLiteral<>(optimizer.getIncrementSize(), integerType), integerType);
        // Create the CTE that fetches a new sequence value for the row numbers that need it
        {
            final QuerySpec rowsWithSequenceQuery = new QuerySpec(true);
            rowsWithSequenceQuery.getFromClause().addRoot(new CteTableGroup(new NamedTableReference(baseTableName, "e", false, factory)));
            rowsWithSequenceQuery.getSelectClause().addSqlSelection(new SqlSelectionImpl(1, 0, rowNumberColumnReference));
            final String fragment = ((BulkInsertionCapableIdentifierGenerator) entityDescriptor.getIdentifierGenerator()).determineBulkInsertionIdentifierGenerationSelectFragment(sessionFactory.getSqlStringGenerationContext());
            rowsWithSequenceQuery.getSelectClause().addSqlSelection(new SqlSelectionImpl(2, 1, new SelfRenderingSqlFragmentExpression(fragment)));
            rowsWithSequenceQuery.applyPredicate(new ComparisonPredicate(rowNumberMinusOneModuloIncrement, ComparisonOperator.EQUAL, new QueryLiteral<>(0, integerType)));
            final CteTable rowsWithSequenceCteTable = new CteTable(ROW_NUMBERS_WITH_SEQUENCE_VALUE, Arrays.asList(rowNumberColumn, idColumn), sessionFactory);
            final SelectStatement rowsWithSequenceStatement = new SelectStatement(rowsWithSequenceQuery);
            final CteStatement rowsWithSequenceCte = new CteStatement(rowsWithSequenceCteTable, rowsWithSequenceStatement, // The query cte will be reused multiple times
            CteMaterialization.MATERIALIZED);
            statement.addCteStatement(rowsWithSequenceCte);
        }
        // Create the CTE that represents the entity cte
        {
            final QuerySpec entityQuery = new QuerySpec(true);
            final NavigablePath navigablePath = new NavigablePath(baseTableName);
            final TableGroup baseTableGroup = new TableGroupImpl(navigablePath, null, new NamedTableReference(baseTableName, "e", false, factory), null);
            final TableGroup rowsWithSequenceTableGroup = new CteTableGroup(new NamedTableReference(ROW_NUMBERS_WITH_SEQUENCE_VALUE, "t", false, factory));
            baseTableGroup.addTableGroupJoin(new TableGroupJoin(rowsWithSequenceTableGroup.getNavigablePath(), SqlAstJoinType.LEFT, rowsWithSequenceTableGroup, new ComparisonPredicate(new BinaryArithmeticExpression(rowNumberColumnReference, BinaryArithmeticOperator.SUBTRACT, rowNumberMinusOneModuloIncrement, integerType), ComparisonOperator.EQUAL, new ColumnReference("t", rowNumberColumn.getColumnExpression(), false, null, null, rowNumberColumn.getJdbcMapping(), factory))));
            entityQuery.getFromClause().addRoot(baseTableGroup);
            entityQuery.getSelectClause().addSqlSelection(new SqlSelectionImpl(1, 0, new BinaryArithmeticExpression(new ColumnReference("t", idColumn.getColumnExpression(), false, null, null, idColumn.getJdbcMapping(), factory), BinaryArithmeticOperator.ADD, new BinaryArithmeticExpression(rowNumberColumnReference, BinaryArithmeticOperator.SUBTRACT, new ColumnReference("t", rowNumberColumn.getColumnExpression(), false, null, null, rowNumberColumn.getJdbcMapping(), factory), integerType), idType)));
            final CteTable finalEntityCteTable;
            if (targetPathSqmCteColumns.contains(getCteTable().getColumns().get(0))) {
                finalEntityCteTable = entityCteTable;
            } else {
                targetPathSqmCteColumns.add(0, getCteTable().getColumns().get(0));
                finalEntityCteTable = BaseSqmToSqlAstConverter.createCteTable(getCteTable(), targetPathSqmCteColumns, factory);
            }
            final List<CteColumn> cteColumns = finalEntityCteTable.getCteColumns();
            for (int i = 1; i < cteColumns.size(); i++) {
                final CteColumn cteColumn = cteColumns.get(i);
                entityQuery.getSelectClause().addSqlSelection(new SqlSelectionImpl(i + 1, i, new ColumnReference("e", cteColumn.getColumnExpression(), false, null, null, cteColumn.getJdbcMapping(), factory)));
            }
            final SelectStatement entityStatement = new SelectStatement(entityQuery);
            entityCte = new CteStatement(finalEntityCteTable, entityStatement, // The query cte will be reused multiple times
            CteMaterialization.MATERIALIZED);
            statement.addCteStatement(entityCte);
        }
    } else if (!assignsId && entityDescriptor.getIdentifierGenerator() instanceof PostInsertIdentifierGenerator) {
        final String baseTableName = "base_" + entityCteTable.getTableExpression();
        final CteStatement baseEntityCte = new CteStatement(entityCteTable.withName(baseTableName), queryStatement, // The query cte will be reused multiple times
        CteMaterialization.MATERIALIZED);
        statement.addCteStatement(baseEntityCte);
        targetPathSqmCteColumns.add(0, cteTable.getColumns().get(0));
        final CteTable finalEntityCteTable = BaseSqmToSqlAstConverter.createCteTable(getCteTable(), targetPathSqmCteColumns, factory);
        final QuerySpec finalQuerySpec = new QuerySpec(true);
        final SelectStatement finalQueryStatement = new SelectStatement(finalQuerySpec);
        entityCte = new CteStatement(finalEntityCteTable, finalQueryStatement, // The query cte will be reused multiple times
        CteMaterialization.MATERIALIZED);
    } else {
        entityCte = new CteStatement(entityCteTable, queryStatement, // The query cte will be reused multiple times
        CteMaterialization.MATERIALIZED);
        statement.addCteStatement(entityCte);
    }
    // Add all CTEs
    final String baseInsertCte = addDmlCtes(statement, entityCte, targetPathColumns, assignsId, sqmConverter, parameterResolutions, factory);
    final Expression count = createCountStar(factory, sqmConverter);
    domainResults.add(new BasicResult(0, null, ((SqlExpressible) count).getJdbcMapping().getJavaTypeDescriptor()));
    querySpec.getSelectClause().addSqlSelection(new SqlSelectionImpl(1, 0, count));
    querySpec.getFromClause().addRoot(new CteTableGroup(new NamedTableReference(// We want to return the insertion count of the base table
    baseInsertCte, CTE_TABLE_IDENTIFIER, false, factory)));
    // Execute the statement
    final JdbcServices jdbcServices = factory.getJdbcServices();
    final SqlAstTranslator<JdbcSelect> translator = jdbcServices.getJdbcEnvironment().getSqlAstTranslatorFactory().buildSelectTranslator(factory, statement);
    final JdbcParameterBindings jdbcParameterBindings = SqmUtil.createJdbcParameterBindings(executionContext.getQueryParameterBindings(), domainParameterXref, SqmUtil.generateJdbcParamsXref(domainParameterXref, sqmConverter), factory.getRuntimeMetamodels().getMappingMetamodel(), navigablePath -> sqmConverter.getMutatingTableGroup(), new SqmParameterMappingModelResolutionAccess() {

        @Override
        @SuppressWarnings("unchecked")
        public <T> MappingModelExpressible<T> getResolvedMappingModelType(SqmParameter<T> parameter) {
            return (MappingModelExpressible<T>) paramTypeResolutions.get(parameter);
        }
    }, executionContext.getSession());
    final JdbcSelect select = translator.translate(jdbcParameterBindings, executionContext.getQueryOptions());
    executionContext.getSession().autoFlushIfRequired(select.getAffectedTableNames());
    List<Object> list = jdbcServices.getJdbcSelectExecutor().list(select, jdbcParameterBindings, SqmJdbcExecutionContextAdapter.omittingLockingAndPaging(executionContext), row -> row[0], ListResultsConsumer.UniqueSemantic.NONE);
    return ((Number) list.get(0)).intValue();
}
Also used : CollectionHelper(org.hibernate.internal.util.collections.CollectionHelper) Arrays(java.util.Arrays) EntityPersister(org.hibernate.persister.entity.EntityPersister) Statement(org.hibernate.sql.ast.tree.Statement) SqlExpressible(org.hibernate.metamodel.mapping.SqlExpressible) BasicType(org.hibernate.type.BasicType) SqmCteTable(org.hibernate.query.sqm.tree.cte.SqmCteTable) SqmInsertValuesStatement(org.hibernate.query.sqm.tree.insert.SqmInsertValuesStatement) TableGroupJoin(org.hibernate.sql.ast.tree.from.TableGroupJoin) CteStatement(org.hibernate.sql.ast.tree.cte.CteStatement) Joinable(org.hibernate.persister.entity.Joinable) EntityMappingType(org.hibernate.metamodel.mapping.EntityMappingType) SqmExpression(org.hibernate.query.sqm.tree.expression.SqmExpression) Identifier(org.hibernate.boot.model.naming.Identifier) SqmJdbcExecutionContextAdapter(org.hibernate.query.sqm.internal.SqmJdbcExecutionContextAdapter) ComparisonPredicate(org.hibernate.sql.ast.tree.predicate.ComparisonPredicate) SqmUtil(org.hibernate.query.sqm.internal.SqmUtil) PostInsertIdentifierGenerator(org.hibernate.id.PostInsertIdentifierGenerator) Map(java.util.Map) ComparisonOperator(org.hibernate.query.sqm.ComparisonOperator) TableReferenceJoin(org.hibernate.sql.ast.tree.from.TableReferenceJoin) SessionFactoryImplementor(org.hibernate.engine.spi.SessionFactoryImplementor) SqmInsertSelectStatement(org.hibernate.query.sqm.tree.insert.SqmInsertSelectStatement) IdentifierGenerator(org.hibernate.id.IdentifierGenerator) Assignment(org.hibernate.sql.ast.tree.update.Assignment) IdentityHashMap(java.util.IdentityHashMap) SelfRenderingSqlFragmentExpression(org.hibernate.sql.ast.tree.expression.SelfRenderingSqlFragmentExpression) SelfRenderingFunctionSqlAstExpression(org.hibernate.query.sqm.function.SelfRenderingFunctionSqlAstExpression) TypeConfiguration(org.hibernate.type.spi.TypeConfiguration) 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Aggregations

BasicResult (org.hibernate.sql.results.graph.basic.BasicResult)17 SqlSelection (org.hibernate.sql.ast.spi.SqlSelection)15 SqlExpressionResolver (org.hibernate.sql.ast.spi.SqlExpressionResolver)11 DomainResultCreationState (org.hibernate.sql.results.graph.DomainResultCreationState)8 JavaType (org.hibernate.type.descriptor.java.JavaType)8 SessionFactoryImplementor (org.hibernate.engine.spi.SessionFactoryImplementor)7 TableGroup (org.hibernate.sql.ast.tree.from.TableGroup)7 ResultSetMappingSqlSelection (org.hibernate.query.results.ResultSetMappingSqlSelection)6 NavigablePath (org.hibernate.query.spi.NavigablePath)6 BiFunction (java.util.function.BiFunction)5 SqlAstCreationState (org.hibernate.sql.ast.spi.SqlAstCreationState)5 ColumnReference (org.hibernate.sql.ast.tree.expression.ColumnReference)5 Expression (org.hibernate.sql.ast.tree.expression.Expression)5 DomainResult (org.hibernate.sql.results.graph.DomainResult)5 JdbcValuesMetadata (org.hibernate.sql.results.jdbc.spi.JdbcValuesMetadata)5 BiConsumer (java.util.function.BiConsumer)4 BasicValuedMapping (org.hibernate.metamodel.mapping.BasicValuedMapping)4 EntityMappingType (org.hibernate.metamodel.mapping.EntityMappingType)4 JdbcMapping (org.hibernate.metamodel.mapping.JdbcMapping)4 TableReference (org.hibernate.sql.ast.tree.from.TableReference)4