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HSQLDB - Lightweight 100% Java SQL Database Engine
/* Copyright (c) 2001-2019, The HSQL Development Group
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of the HSQL Development Group nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL HSQL DEVELOPMENT GROUP, HSQLDB.ORG,
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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package org.hsqldb.test;
import java.io.File;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Random;
import org.hsqldb.lib.StopWatch;
import java.math.BigDecimal;
/**
* Test large tables containing columns of different types.
*
* @author Fred Toussi (fredt@users dot sourceforge.net)
*/
public class TestAllTypes {
protected String url = "jdbc:hsqldb:g:/hsql/testalltypes/test;hsqldb.sqllog=0";
// protected String url = "jdbc:hsqldb:hsql://localhost/yourtest";
boolean network = false;
String user;
String password;
Statement sStatement;
Connection cConnection;
// prameters
boolean reportProgress = true;
boolean cachedTable = true;
int cacheScale = 12;
int logType = 1;
int writeDelay = 60;
boolean indexZip = true;
boolean indexLastName = false;
boolean addForeignKey = false;
boolean refIntegrity = true;
boolean createTempTable = false;
// introduces fragmentation to the .data file
boolean deleteWhileInsert = false;
int deleteWhileInsertInterval = 10000;
//
int bigrows = 1024 * 1024;
protected void setUp() {
user = "sa";
password = "";
try {
sStatement = null;
cConnection = null;
Class.forName("org.hsqldb.jdbc.JDBCDriver");
boolean createDatabase = true;
if (createDatabase) {
cConnection = DriverManager.getConnection(url, user, password);
sStatement = cConnection.createStatement();
sStatement.execute("SET DATABASE EVENT LOG LEVEL 3");
sStatement.execute("SET FILES LOG SIZE " + 100);
sStatement.execute("SET FILES LOG TRUE");
sStatement.execute("SET FILES WRITE DELAY " + writeDelay);
sStatement.execute("SET FILES CACHE ROWS 600000");
sStatement.execute("SET FILES CACHE SIZE 240000");
sStatement.execute("SHUTDOWN");
cConnection.close();
cConnection = DriverManager.getConnection(url, user, password);
sStatement = cConnection.createStatement();
}
} catch (Exception e) {
e.printStackTrace();
System.out.println("TestSql.setUp() error: " + e.getMessage());
}
}
/**
* Fill up the cache
*
*
*/
public void testFillUp() {
StopWatch sw = new StopWatch();
int smallrows = 0xfff;
double value = 0;
String ddl1 = "DROP TABLE test IF EXISTS;"
+ "DROP TABLE zip IF EXISTS;";
String ddl2 = "CREATE TABLE zip( zip INT IDENTITY );";
String ddl3 = "CREATE " + (cachedTable ? "CACHED "
: "") + "TABLE test( id INT IDENTITY,"
+ " firstname VARCHAR(128), "
+ " lastname VARCHAR(128), "
+ " zip SMALLINT, "
+ " longfield BIGINT, "
+ " doublefield DOUBLE, "
+ " bigdecimalfield DECIMAL(19), "
+ " bigdecimal2field DECIMAL(20,4), "
+ " datefield DATE, "
+ " filler VARCHAR(128)); ";
// adding extra index will slow down inserts a bit
String ddl4 = "CREATE INDEX idx1 ON TEST (lastname);";
// adding this index will slow down inserts a lot
String ddl5 = "CREATE INDEX idx2 ON TEST (zip);";
// adding this index will slow down inserts a lot
String ddl6 = "CREATE INDEX idx3 ON TEST (longfield);";
// adding this index will slow down inserts a lot
String ddl7 = "CREATE INDEX idx4 ON TEST (bigdecimalfield);";
String ddl8 = "CREATE INDEX idx5 ON TEST (bigdecimal2field);";
String ddl9 = "CREATE INDEX idx6 ON TEST (datefield);";
// referential integrity checks will slow down inserts a bit
String ddl26 =
"ALTER TABLE test add constraint c1 FOREIGN KEY (zip) REFERENCES zip(zip);";
String filler = "ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ";
try {
System.out.println("Connecting");
sw.zero();
cConnection = null;
sStatement = null;
cConnection = DriverManager.getConnection(url, user, password);
System.out.println("connected: " + sw.elapsedTime());
sw.zero();
sStatement = cConnection.createStatement();
java.util.Random randomgen = new java.util.Random();
sStatement.execute(ddl1);
sStatement.execute(ddl2);
sStatement.execute(ddl3);
System.out.println("test table with no index");
if (indexLastName) {
sStatement.execute(ddl4);
System.out.println("create index on lastname");
}
if (indexZip) {
sStatement.execute(ddl5);
System.out.println("create index on zip");
}
if (addForeignKey) {
sStatement.execute(ddl26);
System.out.println("add foreign key");
}
//
sStatement.execute(ddl6);
sStatement.execute(ddl7);
sStatement.execute(ddl8);
sStatement.execute(ddl9);
int i;
for (i = 0; i <= smallrows; i++) {
sStatement.execute("INSERT INTO zip VALUES(null);");
}
PreparedStatement ps = cConnection.prepareStatement(
"INSERT INTO test (firstname,lastname,zip,longfield,doublefield,bigdecimalfield,bigdecimal2field,datefield, filler) VALUES (?,?,?,?,?,?,?,?, ?)");
ps.setString(1, "Julia ");
ps.setString(2, "Clancy");
for (i = 0; i < bigrows; i++) {
ps.setInt(3, nextIntRandom(randomgen, smallrows));
int nextrandom = nextIntRandom(randomgen, filler.length());
int randomlength = nextIntRandom(randomgen, filler.length());
ps.setLong(4, randomgen.nextLong());
ps.setDouble(5, randomgen.nextDouble());
ps.setBigDecimal(6, new BigDecimal(randomgen.nextLong()));
ps.setBigDecimal(7, new BigDecimal(randomgen.nextDouble()));
ps.setDate(8, new java.sql.Date(nextIntRandom(randomgen, 1000)
* 24L * 3600 * 1000));
String varfiller = filler.substring(0, randomlength);
ps.setString(9, nextrandom + varfiller);
ps.execute();
if (reportProgress && (i + 1) % 10000 == 0) {
System.out.println("Insert " + (i + 1) + " : "
+ sw.elapsedTime());
}
// delete and add 4000 rows to introduce fragmentation
if (deleteWhileInsert && i != 0
&& i % deleteWhileInsertInterval == 0) {
sStatement.execute("CALL IDENTITY();");
ResultSet rs = sStatement.getResultSet();
rs.next();
int lastId = rs.getInt(1);
sStatement.execute(
"SELECT * INTO TEMP tempt FROM test WHERE id > "
+ (lastId - 4000) + " ;");
sStatement.execute("DELETE FROM test WHERE id > "
+ (lastId - 4000) + " ;");
sStatement.execute(
"INSERT INTO test SELECT * FROM tempt;");
sStatement.execute("DROP TABLE tempt;");
}
}
// sStatement.execute("INSERT INTO test SELECT * FROM temptest;");
// sStatement.execute("DROP TABLE temptest;");
// sStatement.execute(ddl7);
System.out.println("Total insert: " + i);
System.out.println("Insert time: " + sw.elapsedTime() + " rps: "
+ (i * 1000 / sw.elapsedTime()));
sw.zero();
if (!network) {
sStatement.execute("SHUTDOWN");
}
cConnection.close();
System.out.println("Shutdown Time: " + sw.elapsedTime());
} catch (SQLException e) {
System.out.println(e.getMessage());
}
}
protected void tearDown() {}
protected void checkResults() {
try {
StopWatch sw = new StopWatch();
ResultSet rs;
cConnection = DriverManager.getConnection(url, user, password);
System.out.println("Reopened database: " + sw.elapsedTime());
sw.zero();
sStatement = cConnection.createStatement();
sStatement.execute("SET FILES WRITE DELAY " + writeDelay);
// sStatement.execute("SET DATABASE EVENT LOG SQL LEVEL 3");
// the tests use different indexes
// use primary index
sStatement.execute("SELECT count(*) from TEST");
rs = sStatement.getResultSet();
rs.next();
System.out.println("Row Count: " + rs.getInt(1));
System.out.println("Time to count: " + sw.elapsedTime());
// use index on zip
sw.zero();
sStatement.execute("SELECT count(*) from TEST where zip > -1");
rs = sStatement.getResultSet();
rs.next();
System.out.println("Row Count: " + rs.getInt(1));
System.out.println("Time to count: " + sw.elapsedTime());
checkSelects();
checkUpdates();
sw.zero();
cConnection.close();
System.out.println("Closed connection: " + sw.elapsedTime());
} catch (SQLException e) {
System.out.println(e.getMessage());
}
}
private void checkSelects() {
StopWatch sw = new StopWatch();
int smallrows = 0xfff;
java.util.Random randomgen = new java.util.Random();
int i = 0;
boolean slow = false;
try {
for (; i < bigrows / 4; i++) {
PreparedStatement ps = cConnection.prepareStatement(
"SELECT TOP 1 firstname,lastname,zip,filler FROM test WHERE zip = ?");
ps.setInt(1, nextIntRandom(randomgen, smallrows));
ps.execute();
if ((i + 1) == 100 && sw.elapsedTime() > 5000) {
slow = true;
}
if (reportProgress && (i + 1) % 10000 == 0
|| (slow && (i + 1) % 100 == 0)) {
System.out.println("Select " + (i + 1) + " : "
+ sw.elapsedTime() + " rps: "
+ (i * 1000 / sw.elapsedTime()));
}
}
} catch (SQLException e) {}
System.out.println("Select random zip " + i + " rows : "
+ sw.elapsedTime() + " rps: "
+ (i * 1000 / sw.elapsedTime()));
sw.zero();
try {
for (i = 0; i < bigrows / 4; i++) {
PreparedStatement ps = cConnection.prepareStatement(
"SELECT firstname,lastname,zip,filler FROM test WHERE id = ?");
ps.setInt(1, nextIntRandom(randomgen, bigrows - 1));
ps.execute();
if (reportProgress && (i + 1) % 10000 == 0
|| (slow && (i + 1) % 100 == 0)) {
System.out.println("Select " + (i + 1) + " : "
+ sw.elapsedTime());
}
}
} catch (SQLException e) {}
System.out.println("Select random id " + i + " rows : "
+ sw.elapsedTime() + " rps: "
+ (i * 1000 / sw.elapsedTime()));
}
private void checkUpdates() {
StopWatch sw = new StopWatch();
int smallrows = 0xfff;
java.util.Random randomgen = new java.util.Random();
int i = 0;
boolean slow = false;
int count = 0;
try {
for (; i < smallrows; i++) {
PreparedStatement ps = cConnection.prepareStatement(
"UPDATE test SET filler = filler || zip WHERE zip = ?");
int random = nextIntRandom(randomgen, smallrows - 1);
ps.setInt(1, random);
count += ps.executeUpdate();
if (reportProgress && count % 10000 < 20) {
System.out.println("Update " + count + " : "
+ sw.elapsedTime());
}
}
} catch (SQLException e) {}
System.out.println("Update with random zip " + i
+ " UPDATE commands, " + count + " rows : "
+ sw.elapsedTime() + " rps: "
+ (count * 1000 / (sw.elapsedTime() + 1)));
sw.zero();
try {
for (i = 0; i < bigrows / 8; i++) {
PreparedStatement ps = cConnection.prepareStatement(
"UPDATE test SET zip = zip + 1 WHERE id = ?");
int random = nextIntRandom(randomgen, bigrows - 1);
ps.setInt(1, random);
ps.execute();
if (reportProgress && (i + 1) % 10000 == 0
|| (slow && (i + 1) % 100 == 0)) {
System.out.println("Update " + (i + 1) + " : "
+ sw.elapsedTime() + " rps: "
+ (i * 1000 / sw.elapsedTime()));
}
}
} catch (SQLException e) {}
System.out.println("Update with random id " + i + " rows : "
+ sw.elapsedTime() + " rps: "
+ (i * 1000 / (sw.elapsedTime() + 1)));
}
int nextIntRandom(Random r, int range) {
int b = r.nextInt();
if (b == Integer.MIN_VALUE) {
b = Integer.MAX_VALUE;
}
b = Math.abs(b);
return b % range;
}
public static void main(String[] argv) {
StopWatch sw = new StopWatch();
TestAllTypes test = new TestAllTypes();
test.setUp();
test.testFillUp();
// test.tearDown();
test.checkResults();
System.out.println("Total Test Time: " + sw.elapsedTime());
}
}