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/* Copyright (c) 2001-2004, The HSQL Development Group
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package complex.connectivity.hsqldb;
import org.hsqldb.lib.StopWatch;
import java.util.Random;
import com.sun.star.lang.*;
import com.sun.star.uno.UnoRuntime;
import com.sun.star.sdbc.*;
/**
* Test large cached tables by setting up a cached table of 100000 records
* or more and a much smaller memory table with about 1/100th rows used.
* Populate both tables so that an indexed column of the cached table has a
* foreign key reference to the main table.
*
* This database can be used to demonstrate efficient queries to retrieve
* the data from the cached table.
*
* 1.7.1 insert timings for 100000 rows, cache scale 12:
* simple table, no extra index: 52 s
* with index on lastname only: 56 s
* with index on zip only: 211 s
* foreign key, referential_integrity true: 216 s
*
* The above have improved a lot in 1.7.2
*
* This test now incorporates the defunct TestTextTables
*
* @author fredt@users
* @version 1.7.2
* @since 1.7.0
*/
public class TestCacheSize {
// program can edit the *.properties file to set cache_size
protected boolean filedb = true;
// shutdown performed mid operation - not for mem: or hsql: URL's
protected boolean shutdown = true;
// fixed
protected String url = "sdbc:embedded:hsqldb";
// frequent reporting of progress
boolean reportProgress = false;
XMultiServiceFactory servicefactory = null;
// type of the big table {MEMORY | CACHED | TEXT}
String tableType = "CACHED";
int cacheScale = 17;
int cacheSizeScale = 8;
// script format {TEXT, BINARY, COMPRESSED}
String logType = "TEXT";
int writeDelay = 60;
boolean indexZip = true;
boolean indexLastName = false;
boolean addForeignKey = false;
boolean refIntegrity = true;
// speeds up inserts when tableType=="CACHED"
boolean createTempTable = false;
// introduces fragmentation to the .data file during insert
boolean deleteWhileInsert = false;
int deleteWhileInsertInterval = 10000;
// size of the tables used in test
int bigrows = 10000;
int smallrows = 0xfff;
// if the extra table needs to be created and filled up
boolean multikeytable = false;
//
String user;
String password;
XStatement sStatement;
XConnection cConnection;
XDataSource ds;
XDriver drv;
com.sun.star.beans.PropertyValue[] info;
public TestCacheSize(XMultiServiceFactory _xmulti,com.sun.star.beans.PropertyValue[] _info,XDriver _drv){
servicefactory = _xmulti;
drv = _drv;
info = _info;
}
public void setURL(String _url){
url = _url;
}
public void setUp() {
user = "sa";
password = "";
try {
sStatement = null;
cConnection = null;
//Class.forName("org.hsqldb.jdbcDriver");
if (filedb) {
cConnection = drv.connect(url,info);
sStatement = cConnection.createStatement();
sStatement.execute("SET SCRIPTFORMAT " + logType);
sStatement.execute("SET LOGSIZE " + 0);
sStatement.execute("SHUTDOWN");
cConnection.close();
// props.setProperty("hsqldb.cache_scale", "" + cacheScale);
// props.setProperty("hsqldb.cache_size_scale",
//"" + cacheSizeScale);
}
} catch (Exception e) {
e.printStackTrace();
System.out.println("TestSql.setUp() error: " + e.getMessage());
}
}
/**
* Fill up the cache
*
*
*/
public void testFillUp() {
StopWatch sw = new StopWatch();
String ddl1 = "DROP TABLE test IF EXISTS;"
+ "DROP TABLE zip IF EXISTS;";
String ddl2 = "CREATE CACHED TABLE zip( zip INT IDENTITY );";
String ddl3 = "CREATE " + tableType + " TABLE test( id INT IDENTITY,"
+ " firstname VARCHAR, " + " lastname VARCHAR, "
+ " zip INTEGER, " + " filler VARCHAR); ";
String ddl31 = "SET TABLE test SOURCE \"test.csv;cache_scale="
+ cacheScale + "\";";
// 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);";
// referential integrity checks will slow down inserts a bit
String ddl6 =
"ALTER TABLE test add constraint c1 FOREIGN KEY (zip) REFERENCES zip(zip);";
String ddl7 = "CREATE TEMP TABLE temptest( id INT,"
+ " firstname VARCHAR, " + " lastname VARCHAR, "
+ " zip INTEGER, " + " filler VARCHAR); ";
String filler =
"ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ"
+ "ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNOPQRSTUVWXYZ";
String mddl1 = "DROP TABLE test2 IF EXISTS;";
String mddl2 = "CREATE " + tableType
+ " TABLE test2( id1 INT, id2 INT,"
+ " firstname VARCHAR, " + " lastname VARCHAR, "
+ " zip INTEGER, " + " filler VARCHAR, "
+ " PRIMARY KEY (id1,id2) ); ";
String mdd13 = "SET TABLE test2 SOURCE \"test2.csv;cache_scale="
+ cacheScale + "\";";
try {
System.out.println("Connecting");
sw.zero();
cConnection = null;
sStatement = null;
cConnection = drv.connect(url,info);
System.out.println("connected: " + sw.elapsedTime());
sw.zero();
sStatement = cConnection.createStatement();
java.util.Random randomgen = new java.util.Random();
sStatement.execute("SET WRITE_DELAY " + writeDelay);
sStatement.execute(ddl1);
sStatement.execute(ddl2);
sStatement.execute(ddl3);
if (tableType.equals("TEXT")) {
sStatement.execute(ddl31);
}
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(ddl6);
System.out.println("add foreign key");
}
if (createTempTable) {
sStatement.execute(ddl7);
System.out.println("temp table");
}
if (multikeytable) {
sStatement.execute(mddl1);
sStatement.execute(mddl2);
if (tableType.equals("TEXT")) {
sStatement.execute(mdd13);
}
System.out.println("multi key table");
}
// sStatement.execute("CREATE INDEX idx3 ON tempTEST (zip);");
System.out.println("Setup time: " + sw.elapsedTime());
fillUpBigTable(filler, randomgen);
if (multikeytable) {
fillUpMultiTable(filler, randomgen);
}
sw.zero();
if (shutdown) {
sStatement.execute("SHUTDOWN");
System.out.println("Shutdown Time: " + sw.elapsedTime());
}
cConnection.close();
} catch (SQLException e) {
System.out.println(e.getMessage());
}
}
private void fillUpBigTable(String filler,
Random randomgen) throws SQLException {
StopWatch sw = new StopWatch();
int i;
for (i = 0; i <= smallrows; i++) {
sStatement.execute("INSERT INTO zip VALUES(null);");
}
sStatement.execute("SET REFERENTIAL_INTEGRITY " + this.refIntegrity
+ ";");
XPreparedStatement ps = cConnection.prepareStatement(
"INSERT INTO test (firstname,lastname,zip,filler) VALUES (?,?,?,?)");
XParameters para = (XParameters)UnoRuntime.queryInterface(XParameters.class,ps);
para.setString(1, "Julia");
para.setString(2, "Clancy");
for (i = 0; i < bigrows; i++) {
para.setInt(3, randomgen.nextInt(smallrows));
long nextrandom = randomgen.nextLong();
int randomlength = (int) nextrandom & 0x7f;
if (randomlength > filler.length()) {
randomlength = filler.length();
}
String varfiller = filler.substring(0, randomlength);
para.setString(4, 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();");
XMultipleResults mrs = (XMultipleResults)UnoRuntime.queryInterface(XMultipleResults.class,sStatement);
XResultSet rs = mrs.getResultSet();
rs.next();
XRow row = (XRow)UnoRuntime.queryInterface(XRow.class,rs);
int lastId = row.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() + 1)));
}
private void fillUpMultiTable(String filler,
Random randomgen) throws SQLException {
StopWatch sw = new StopWatch();
int i;
XPreparedStatement ps = cConnection.prepareStatement(
"INSERT INTO test2 (id1, id2, firstname,lastname,zip,filler) VALUES (?,?,?,?,?,?)");
XParameters para = (XParameters)UnoRuntime.queryInterface(XParameters.class,ps);
para.setString(3, "Julia");
para.setString(4, "Clancy");
int id1 = 0;
for (i = 0; i < bigrows; i++) {
int id2 = randomgen.nextInt(Integer.MAX_VALUE);
if (i % 1000 == 0) {
id1 = randomgen.nextInt(Integer.MAX_VALUE);
}
para.setInt(1, id1);
para.setInt(2, id2);
para.setInt(5, randomgen.nextInt(smallrows));
long nextrandom = randomgen.nextLong();
int randomlength = (int) nextrandom & 0x7f;
if (randomlength > filler.length()) {
randomlength = filler.length();
}
String varfiller = filler.substring(0, randomlength);
para.setString(6, nextrandom + varfiller);
try {
ps.execute();
} catch (SQLException e) {
e.printStackTrace();
}
if (reportProgress && (i + 1) % 10000 == 0) {
System.out.println("Insert " + (i + 1) + " : "
+ sw.elapsedTime());
}
}
System.out.println("Multi Key Total insert: " + i);
System.out.println("Insert time: " + sw.elapsedTime() + " rps: "
+ (i * 1000 / (sw.elapsedTime() + 1)));
}
public void tearDown() {}
public void checkResults() {
try {
StopWatch sw = new StopWatch();
XResultSet rs;
cConnection = drv.connect(url,info);
System.out.println("Reopened database: " + sw.elapsedTime());
sw.zero();
sStatement = cConnection.createStatement();
sStatement.execute("SET WRITE_DELAY " + writeDelay);
// the tests use different indexes
// use primary index
sStatement.execute("SELECT count(*) from TEST");
XMultipleResults mrs = (XMultipleResults)UnoRuntime.queryInterface(XMultipleResults.class,sStatement);
rs = mrs.getResultSet();
XRow row = (XRow)UnoRuntime.queryInterface(XRow.class,rs);
rs.next();
System.out.println("Row Count: " + row.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 = mrs.getResultSet();
rs.next();
System.out.println("Row Count: " + row.getInt(1));
System.out.println("Time to count: " + sw.elapsedTime());
checkSelects();
checkUpdates();
checkSelects();
sw.zero();
sStatement.execute("SELECT count(*) from TEST where zip > -1");
rs = mrs.getResultSet();
rs.next();
System.out.println("Row Count: " + row.getInt(1));
System.out.println("Time to count: " + sw.elapsedTime());
sw.zero();
if (shutdown) {
sStatement.execute("SHUTDOWN");
System.out.println("Shutdown Time: " + sw.elapsedTime());
}
cConnection.close();
System.out.println("Closed database: " + sw.elapsedTime());
} catch (SQLException e) {
e.printStackTrace();
}
}
private void checkSelects() {
StopWatch sw = new StopWatch();
java.util.Random randomgen = new java.util.Random();
int i = 0;
boolean slow = false;
try {
XPreparedStatement ps = cConnection.prepareStatement(
"SELECT TOP 1 firstname,lastname,zip,filler FROM test WHERE zip = ?");
XParameters para = (XParameters)UnoRuntime.queryInterface(XParameters.class,ps);
for (; i < bigrows; i++) {
para.setInt(1, randomgen.nextInt(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() + 1)));
}
}
} catch (SQLException e) {
e.printStackTrace();
}
System.out.println("Select random zip " + i + " rows : "
+ sw.elapsedTime() + " rps: "
+ (i * 1000 / (sw.elapsedTime() + 1)));
sw.zero();
try {
XPreparedStatement ps = cConnection.prepareStatement(
"SELECT firstname,lastname,zip,filler FROM test WHERE id = ?");
XParameters para = (XParameters)UnoRuntime.queryInterface(XParameters.class,ps);
for (i = 0; i < bigrows; i++) {
para.setInt(1, randomgen.nextInt(bigrows - 1));
ps.execute();
if (reportProgress && (i + 1) % 10000 == 0
|| (slow && (i + 1) % 100 == 0)) {
System.out.println("Select " + (i + 1) + " : "
+ (sw.elapsedTime() + 1));
}
}
} catch (SQLException e) {
e.printStackTrace();
}
System.out.println("Select random id " + i + " rows : "
+ sw.elapsedTime() + " rps: "
+ (i * 1000 / (sw.elapsedTime() + 1)));
sw.zero();
try {
XPreparedStatement ps = cConnection.prepareStatement(
"SELECT zip FROM zip WHERE zip = ?");
XParameters para = (XParameters)UnoRuntime.queryInterface(XParameters.class,ps);
for (i = 0; i < bigrows; i++) {
para.setInt(1, randomgen.nextInt(smallrows - 1));
ps.execute();
if (reportProgress && (i + 1) % 10000 == 0
|| (slow && (i + 1) % 100 == 0)) {
System.out.println("Select " + (i + 1) + " : "
+ (sw.elapsedTime() + 1));
}
}
} catch (SQLException e) {
e.printStackTrace();
}
System.out.println("Select random zip from zip table " + i
+ " rows : " + sw.elapsedTime() + " rps: "
+ (i * 1000 / (sw.elapsedTime() + 1)));
}
private void checkUpdates() {
StopWatch sw = new StopWatch();
java.util.Random randomgen = new java.util.Random();
int i = 0;
boolean slow = false;
int count = 0;
try {
XPreparedStatement ps = cConnection.prepareStatement(
"UPDATE test SET filler = filler || zip WHERE zip = ?");
XParameters para = (XParameters)UnoRuntime.queryInterface(XParameters.class,ps);
for (; i < smallrows; i++) {
int random = randomgen.nextInt(smallrows - 1);
para.setInt(1, random);
count += ps.executeUpdate();
if (reportProgress && count % 10000 < 20) {
System.out.println("Update " + count + " : "
+ (sw.elapsedTime() + 1));
}
}
} catch (SQLException e) {
e.printStackTrace();
}
System.out.println("Update with random zip " + i
+ " UPDATE commands, " + count + " rows : "
+ sw.elapsedTime() + " rps: "
+ (count * 1000 / (sw.elapsedTime() + 1)));
sw.zero();
try {
XPreparedStatement ps = cConnection.prepareStatement(
"UPDATE test SET zip = zip + 1 WHERE id = ?");
XParameters para = (XParameters)UnoRuntime.queryInterface(XParameters.class,ps);
for (i = 0; i < bigrows; i++) {
int random = randomgen.nextInt(bigrows - 1);
para.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() + 1)));
}
}
} catch (SQLException e) {
e.printStackTrace();
}
System.out.println("Update with random id " + i + " rows : "
+ sw.elapsedTime() + " rps: "
+ (i * 1000 / (sw.elapsedTime() + 1)));
}
}