org.hibernate.sql.ast.produce.spi.TableGroupContext Maven / Gradle / Ivy

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Hibernate's core ORM functionality

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/*
 * Hibernate, Relational Persistence for Idiomatic Java
 *
 * License: GNU Lesser General Public License (LGPL), version 2.1 or later
 * See the lgpl.txt file in the root directory or http://www.gnu.org/licenses/lgpl-2.1.html
 */
package org.hibernate.sql.ast.produce.spi;

import org.hibernate.LockOptions;
import org.hibernate.sql.ast.JoinType;
import org.hibernate.sql.ast.produce.metamodel.spi.SqlAliasBaseGenerator;
import org.hibernate.sql.ast.tree.spi.QuerySpec;
import org.hibernate.sql.ast.tree.spi.from.TableSpace;

/**
 * @author Steve Ebersole
 */
public interface TableGroupContext {
	/**
	 * todo (6.0) : would like to remove this.  Sometimes we create TableGroup with no QuerySpec (update/delete handling)
	 * 		It is not used
	 */
	QuerySpec getQuerySpec();

	TableSpace getTableSpace();

	/**
	 * Access to the delegate for {@link SqlAliasBase} generation
	 */
	SqlAliasBaseGenerator getSqlAliasBaseGenerator();

	/**
	 * The join type to be used for joins between TableReferences within a TableGroup.
	 * Note that some table-reference joins will automatically use the least restrictive
	 * LEFT join type if it is mapped as optional.
	 */
	JoinType getTableReferenceJoinType();

	LockOptions getLockOptions();
}