org.hibernate.dialect.JDataStoreDialect Maven / Gradle / Ivy

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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 .
 */
package org.hibernate.dialect;

import java.sql.Types;

import org.hibernate.cfg.Environment;
import org.hibernate.dialect.identity.IdentityColumnSupport;
import org.hibernate.dialect.identity.JDataStoreIdentityColumnSupport;

/**
 * A Dialect for JDataStore.
 * 
 * @author Vishy Kasar
 */
public class JDataStoreDialect extends Dialect {
	/**
	 * Creates new JDataStoreDialect
	 */
	public JDataStoreDialect() {
		super();

		registerColumnType( Types.BIT, "tinyint" );
		registerColumnType( Types.BIGINT, "bigint" );
		registerColumnType( Types.SMALLINT, "smallint" );
		registerColumnType( Types.TINYINT, "tinyint" );
		registerColumnType( Types.INTEGER, "integer" );
		registerColumnType( Types.CHAR, "char(1)" );
		registerColumnType( Types.VARCHAR, "varchar($l)" );
		registerColumnType( Types.FLOAT, "float" );
		registerColumnType( Types.DOUBLE, "double" );
		registerColumnType( Types.DATE, "date" );
		registerColumnType( Types.TIME, "time" );
		registerColumnType( Types.TIMESTAMP, "timestamp" );
		registerColumnType( Types.VARBINARY, "varbinary($l)" );
		registerColumnType( Types.NUMERIC, "numeric($p, $s)" );

		registerColumnType( Types.BLOB, "varbinary" );
		registerColumnType( Types.CLOB, "varchar" );

		getDefaultProperties().setProperty( Environment.STATEMENT_BATCH_SIZE, DEFAULT_BATCH_SIZE );
	}

	@Override
	public String getAddColumnString() {
		return "add";
	}

	@Override
	public boolean dropConstraints() {
		return false;
	}

	@Override
	public String getCascadeConstraintsString() {
		return " cascade";
	}

	@Override
	public String getNoColumnsInsertString() {
		return "default values";
	}

	@Override
	public boolean supportsColumnCheck() {
		return false;
	}

	@Override
	public boolean supportsTableCheck() {
		return false;
	}

	@Override
	public IdentityColumnSupport getIdentityColumnSupport() {
		return new JDataStoreIdentityColumnSupport();
	}

}