java/testing/org/apache/derbyTesting/system/sttest/utils/Setup.java

/*
 
 Derby - Class org.apache.derbyTesting.system.sttest.Setup
 
 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.
 
 */
package org.apache.derbyTesting.system.sttest.utils;

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;

import org.apache.derby.tools.JDBCDisplayUtil;

/**
 * creates database and builds single user table with indexes
 */
public class Setup {
	public static boolean doit(String dbURL) throws Throwable {
		Connection conn = null;
		Statement s = null;
		ResultSet rs = null;
		boolean finished = false;
		System.out.println("dbsetup start");
		try {
			conn = DriverManager.getConnection(dbURL + ";create=true");
			conn.setAutoCommit(false);
			conn.setHoldability(ResultSet.CLOSE_CURSORS_AT_COMMIT);
		} catch (SQLException se) {
			System.out.println("connect failed for " + dbURL);
			JDBCDisplayUtil.ShowException(System.out, se);
			return (false);
		}
		try {
			s = conn.createStatement();
			rs = s.executeQuery("select tablename from sys.systables "
					+ " where tablename = 'DATATYPES'");
			if (rs.next()) {
				rs.close();
				System.out.println("table 'DATATYPES' already exists");
				finished = true;
			}
		} catch (SQLException se) {
			System.out.println("create table: FAIL -- unexpected exception:");
			JDBCDisplayUtil.ShowException(System.out, se);
			return (false);
		}
		if (finished == false)
			try {
				System.out.println("creating table 'DATATYPES'");
				s
				.execute("create table Datatypes ("
						+ "id int not null,"
						+ "t_char char(100),"
						+ "t_blob blob(100K),"
						+ "t_clob clob(100K),"
						+ "t_date date,"
						+ "t_decimal decimal,"
						+ "t_decimal_nn decimal(10,10),"
						+ "t_double double precision,"
						+ "t_float float,"
						+ "t_int int,"
						+ "t_longint bigint,"
						+ "t_numeric_large numeric(31,0),"
						+ "t_real real,"
						+ "t_smallint smallint,"
						+ "t_time time,"
						+ "t_timestamp timestamp,"
						+ "t_varchar varchar(100),"
						+ "serialkey bigint generated always as identity (start with 1,increment by 1),"
						+ "unique (serialkey), " + "unique (id))");
				s.execute("create index t_char_ind on Datatypes ( t_char)");
				s.execute("create index t_date_ind on Datatypes ( t_date)");
				s
				.execute("create index t_decimal_ind on Datatypes ( t_decimal)");
				s
				.execute("create index t_decimal_nn_ind on Datatypes ( t_decimal_nn)");
				s.execute("create index t_double_ind on Datatypes ( t_double)");
				s.execute("create index t_float_ind on Datatypes ( t_float)");
				s.execute("create index t_int_ind on Datatypes ( t_int)");
				s
				.execute("create index t_longint_ind on Datatypes ( t_longint)");
				s
				.execute("create index t_numeric_larg_ind on Datatypes ( t_numeric_large)");
				s.execute("create index t_real_ind on Datatypes ( t_real)");
				s
				.execute("create index t_smallint_ind on Datatypes ( t_smallint)");
				s.execute("create index t_time_ind on Datatypes ( t_time)");
				s
				.execute("create index t_timestamp_ind on Datatypes ( t_timestamp)");
				s
				.execute("create index t_varchar_ind on Datatypes ( t_varchar)");
				conn.commit();
				conn.close();
			} catch (SQLException se) {
				System.out
				.println("create table: FAIL -- unexpected exception:");
				JDBCDisplayUtil.ShowException(System.out, se);
				return (false);
			}
			return (true);
	}
}