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optimized for oracle

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This commit is contained in:
wenshao
2011-12-30 13:52:50 +08:00
parent 8c4471c4c9
commit 3948a5ede6
10 changed files with 214 additions and 22 deletions
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src/test/java/com/alibaba/druid/pool/TestDruidOraclePreparedStatement.java
+23 -3
View File
@@ -1,13 +1,11 @@
package com.alibaba.druid.pool;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.Statement;
import junit.framework.TestCase;
import oracle.jdbc.OracleConnection;
import oracle.jdbc.driver.OraclePreparedStatement;
import com.alibaba.druid.util.JdbcUtils;
@@ -41,6 +39,28 @@ public class TestDruidOraclePreparedStatement extends TestCase {
Class.forName(JdbcUtils.getDriverClassName(jdbcUrl));
{
Connection conn = dataSource.getConnection();
ResultSet metaRs = conn.getMetaData().getTables(null, "ALIBABA", null, new String[] { "TABLE" });
JdbcUtils.printResultSet(metaRs);
metaRs.close();
conn.close();
}
{
Connection conn = dataSource.getConnection();
Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery("SELECT * FROM WP_ORDERS");
JdbcUtils.printResultSet(rs);
rs.close();
stmt.close();
conn.close();
}
for (int i = 0; i < 3; ++i) {
Connection conn = dataSource.getConnection();
src/test/java/com/alibaba/druid/pool/TestOraclePreparedStatement.java
+4 -4
View File
@@ -7,7 +7,7 @@ import java.sql.ResultSet;
import junit.framework.TestCase;
import oracle.jdbc.OracleConnection;
import oracle.jdbc.driver.OraclePreparedStatement;
import oracle.jdbc.OraclePreparedStatement;
import com.alibaba.druid.util.JdbcUtils;
@@ -37,15 +37,15 @@ public class TestOraclePreparedStatement extends TestCase {
int fetchRowSize = oracleConn.getDefaultRowPrefetch();
String sql = "SELECT * FROM WS_OFFER WHERE ROWNUM <= ?";
String sql = "SELECT * FROM WP_ORDERS WHERE ID <= ?";
OraclePreparedStatement oracleStmt = null;
PreparedStatement stmt = conn.prepareStatement(sql);
oracleStmt = (OraclePreparedStatement) stmt;
oracleStmt.setRowPrefetch(1);
oracleStmt.setRowPrefetch(10);
{
stmt.setInt(1, 1);
stmt.setInt(1, 327);
ResultSet rs = stmt.executeQuery();
while (rs.next()) {
src/test/java/com/alibaba/druid/pool/benckmark/Oracle_Case4.java
+160
View File
@@ -0,0 +1,160 @@
package com.alibaba.druid.pool.benckmark;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import java.text.NumberFormat;
import java.util.concurrent.CountDownLatch;
import javax.sql.DataSource;
import junit.framework.TestCase;
import org.apache.commons.dbcp.BasicDataSource;
import org.springframework.util.Assert;
import com.alibaba.druid.TestUtil;
import com.alibaba.druid.pool.DruidDataSource;
import com.alibaba.druid.util.JdbcUtils;
public class Oracle_Case4 extends TestCase {
private String jdbcUrl;
private String user;
private String password;
private String driverClass;
private int maxIdle = 40;
private int maxActive = 50;
private int maxWait = 5000;
private String validationQuery = "SELECT 1 FROM DUAL";
private int threadCount = 1;
private int loopCount = 3;
final int LOOP_COUNT = 1000 * 10;
private boolean testOnBorrow = false;
private boolean preparedStatementCache = true;
private final String SQL = "SELECT MEMBER_ID FROM WP_ORDERS WHERE ID = ?";
protected void setUp() throws Exception {
jdbcUrl = "jdbc:oracle:thin:@10.20.149.85:1521:ocnauto";
user = "alibaba";
password = "ccbuauto";
driverClass = "oracle.jdbc.driver.OracleDriver";
}
public void xtest_0() throws Exception {
DruidDataSource dataSource = new DruidDataSource();
dataSource.setMaxActive(maxActive);
dataSource.setMaxIdle(maxIdle);
dataSource.setMaxWait(maxWait);
dataSource.setPoolPreparedStatements(preparedStatementCache);
dataSource.setDriverClassName(driverClass);
dataSource.setUrl(jdbcUrl);
dataSource.setUsername(user);
dataSource.setPassword(password);
dataSource.setValidationQuery(validationQuery);
dataSource.setTestOnBorrow(testOnBorrow);
// printTables(dataSource);
// printWP_ORDERS(dataSource);
for (int i = 0; i < loopCount; ++i) {
p0(dataSource, "druid", threadCount);
}
System.out.println();
}
public void test_1() throws Exception {
final BasicDataSource dataSource = new BasicDataSource();
dataSource.setMaxActive(maxActive);
dataSource.setMaxIdle(maxIdle);
dataSource.setMaxWait(maxWait);
dataSource.setPoolPreparedStatements(preparedStatementCache);
dataSource.setDriverClassName(driverClass);
dataSource.setUrl(jdbcUrl);
dataSource.setUsername(user);
dataSource.setPassword(password);
dataSource.setValidationQuery(validationQuery);
dataSource.setTestOnBorrow(testOnBorrow);
for (int i = 0; i < loopCount; ++i) {
p0(dataSource, "dbcp", threadCount);
}
System.out.println();
}
private void printWP_ORDERS(DruidDataSource dataSource) throws SQLException {
Connection conn = dataSource.getConnection();
Statement stmt = conn.createStatement();
ResultSet rs = stmt.executeQuery("SELECT * FROM WP_ORDERS");
JdbcUtils.printResultSet(rs);
rs.close();
stmt.close();
conn.close();
}
protected void printTables(DruidDataSource dataSource) throws SQLException {
Connection conn = dataSource.getConnection();
ResultSet rs = conn.getMetaData().getTables(null, "ALIBABA", null, new String[] { "TABLE" });
JdbcUtils.printResultSet(rs);
rs.close();
conn.close();
}
private void p0(final DataSource dataSource, String name, int threadCount) throws Exception {
final CountDownLatch startLatch = new CountDownLatch(1);
final CountDownLatch endLatch = new CountDownLatch(threadCount);
for (int i = 0; i < threadCount; ++i) {
Thread thread = new Thread() {
public void run() {
try {
startLatch.await();
for (int i = 0; i < LOOP_COUNT; ++i) {
Connection conn = dataSource.getConnection();
String sql = SQL; // + " AND ROWNUM <= " + (i % 20 + 1);
PreparedStatement stmt = conn.prepareStatement(sql);
stmt.setInt(1, 337);
ResultSet rs = stmt.executeQuery();
while (rs.next()) {
}
// Assert.isTrue(!rs.isClosed());
rs.close();
// Assert.isTrue(!stmt.isClosed());
stmt.close();
Assert.isTrue(stmt.isClosed());
conn.close();
}
} catch (Exception ex) {
ex.printStackTrace();
}
endLatch.countDown();
}
};
thread.start();
}
long startMillis = System.currentTimeMillis();
long startYGC = TestUtil.getYoungGC();
long startFullGC = TestUtil.getFullGC();
startLatch.countDown();
endLatch.await();
long millis = System.currentTimeMillis() - startMillis;
long ygc = TestUtil.getYoungGC() - startYGC;
long fullGC = TestUtil.getFullGC() - startFullGC;
System.out.println("thread " + threadCount + " " + name + " millis : "
+ NumberFormat.getInstance().format(millis) + ", YGC " + ygc + " FGC " + fullGC);
}
}