package org.apache.ddlutils.platform.db2; | |
/* | |
* Licensed to the Apache Software Foundation (ASF) under one | |
* or more contributor license agreements. See the NOTICE file | |
* distributed with this work for additional information | |
* regarding copyright ownership. The ASF licenses this file | |
* to you under the Apache License, Version 2.0 (the | |
* "License"); you may not use this file except in compliance | |
* with the License. You may obtain a copy of the License at | |
* | |
* http://www.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, | |
* software distributed under the License is distributed on an | |
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
* KIND, either express or implied. See the License for the | |
* specific language governing permissions and limitations | |
* under the License. | |
*/ | |
/** | |
* The DB2 platform implementation for DB2 v8 and above. | |
* | |
* @version $Revision: $ | |
*/ | |
public class Db2v8Platform extends Db2Platform | |
{ | |
/** Database name of this platform. */ | |
public static final String DATABASENAME = "DB2v8"; | |
/** | |
* Creates a new platform instance. | |
*/ | |
public Db2v8Platform() | |
{ | |
super(); | |
// DB2 v8 has a maximum identifier length of 128 bytes for things like table names, | |
// stored procedure names etc., 30 bytes for column names and 18 bytes for foreign key names | |
// Note that we optimistically assume that number of characters = number of bytes | |
// If the name contains characters that are more than one byte in the database's | |
// encoding, then the db will report an error anyway, but we cannot really calculate | |
// the number of bytes | |
getPlatformInfo().setMaxIdentifierLength(128); | |
getPlatformInfo().setMaxColumnNameLength(30); | |
getPlatformInfo().setMaxConstraintNameLength(18); | |
getPlatformInfo().setMaxForeignKeyNameLength(18); | |
setSqlBuilder(new Db2v8Builder(this)); | |
} | |
} |