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xiusiyan
2012-03-18 22:57:34 +08:00
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src/test/java/com/alibaba/druid/sql/parser/PerfTest.java
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package com.alibaba.druid.sql.parser;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.util.List;
import junit.framework.TestCase;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlOutputVisitor;
import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
import com.alibaba.druid.sql.dialect.oracle.visitor.OracleOutputVisitor;
import com.alibaba.druid.util.JdbcUtils;
public class PerfTest extends TestCase {
public void test_perf() throws Exception {
for (int i = 0; i < 10; ++i) {
// perf("SELECT * FROM my_table WHERE TRUNC(SYSDATE) = DATE '2002-10-03';");
perfOracle("SELECT a.ID, a.GMT_CREATE, a.GMT_MODIFIED, a.COMPANY_NAME, a.BIZ_TYPE , b.SERVICE_TYPE, b.SERVICE_LEVEL, b.BUSINESS_ROLE, a.STATUS, a.RECOMMENDED , a.COUNTRY, a.PROVINCE, a.CITY, a.ADDRESS, a.ZIP , a.LOGO_FILE, a.EMAIL, a.BRIEF_PROFILE, a.DOMAIN_ID, a.IS_PASS_AV , a.KEYWORDS, a.PROVIDE_PRODUCTS, a.PURCHASE_PRODUCTS, a.BRAND_NAME, a.PROMOTION_VALUE , a.OWNER_MEMBER_ID, a.OWNER_SEQ, a.EMPLOYEES_COUNT, a.ANNUAL_REVENUE, a.HOMEPAGE_URL , a.REG_ADDRESS, a.TRADE_REGION, a.TRADE_REGION_USER, a.REG_CAPITAL, a.OWNERSHIP_TYPE , a.ESTABLISHED_YEAR, a.PRINCIPAL, a.ANNUAL_PURCHASE, a.CERTIFICATION, a.CERTIFICATION_2 , a.CONTACT_MANUFACTURING, a.YEARS_OEM, b.STAGE, a.VIDEO_PATH, a.ABOUTUS_IMAGE_PATH , a.ABOUTUS_IMAGE_TITLE, a.CHINESE_NAME, a.IMAGE_VERSION FROM COMPANY a, VACCOUNT b WHERE a.ID = b.ID AND a.id IN (?)");
perfMySql("SELECT a.ID, a.GMT_CREATE, a.GMT_MODIFIED, a.COMPANY_NAME, a.BIZ_TYPE , b.SERVICE_TYPE, b.SERVICE_LEVEL, b.BUSINESS_ROLE, a.STATUS, a.RECOMMENDED , a.COUNTRY, a.PROVINCE, a.CITY, a.ADDRESS, a.ZIP , a.LOGO_FILE, a.EMAIL, a.BRIEF_PROFILE, a.DOMAIN_ID, a.IS_PASS_AV , a.KEYWORDS, a.PROVIDE_PRODUCTS, a.PURCHASE_PRODUCTS, a.BRAND_NAME, a.PROMOTION_VALUE , a.OWNER_MEMBER_ID, a.OWNER_SEQ, a.EMPLOYEES_COUNT, a.ANNUAL_REVENUE, a.HOMEPAGE_URL , a.REG_ADDRESS, a.TRADE_REGION, a.TRADE_REGION_USER, a.REG_CAPITAL, a.OWNERSHIP_TYPE , a.ESTABLISHED_YEAR, a.PRINCIPAL, a.ANNUAL_PURCHASE, a.CERTIFICATION, a.CERTIFICATION_2 , a.CONTACT_MANUFACTURING, a.YEARS_OEM, b.STAGE, a.VIDEO_PATH, a.ABOUTUS_IMAGE_PATH , a.ABOUTUS_IMAGE_TITLE, a.CHINESE_NAME, a.IMAGE_VERSION FROM COMPANY a, VACCOUNT b WHERE a.ID = b.ID AND a.id IN (?)");
// perf(loadSql("bvt/parser/oracle-23.txt"));
}
}
String loadSql(String resource) throws Exception {
InputStream is = Thread.currentThread().getContextClassLoader().getResourceAsStream(resource);
Reader reader = new InputStreamReader(is, "UTF-8");
String input = JdbcUtils.read(reader);
JdbcUtils.close(reader);
String[] items = input.split("---------------------------");
String sql = items[1].trim();
return sql;
}
void perfOracle(String sql) {
long startMillis = System.currentTimeMillis();
for (int i = 0; i < 1000 * 1000; ++i) {
execOracle(sql);
}
long millis = System.currentTimeMillis() - startMillis;
System.out.println("Oracle\t" + millis);
}
void perfMySql(String sql) {
long startMillis = System.currentTimeMillis();
for (int i = 0; i < 1000 * 1000; ++i) {
execMySql(sql);
}
long millis = System.currentTimeMillis() - startMillis;
System.out.println("MySql\t" + millis);
}
private String execOracle(String sql) {
StringBuilder out = new StringBuilder();
OracleOutputVisitor visitor = new OracleOutputVisitor(out);
OracleStatementParser parser = new OracleStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
for (SQLStatement statement : statementList) {
statement.accept(visitor);
visitor.println();
}
return out.toString();
}
private String execMySql(String sql) {
StringBuilder out = new StringBuilder();
MySqlOutputVisitor visitor = new MySqlOutputVisitor(out);
MySqlStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
for (SQLStatement statement : statementList) {
statement.accept(visitor);
visitor.println();
}
return out.toString();
}
}
package com.alibaba.druid.sql.parser;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.util.List;
import junit.framework.TestCase;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlOutputVisitor;
import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
import com.alibaba.druid.sql.dialect.oracle.visitor.OracleOutputVisitor;
import com.alibaba.druid.util.JdbcUtils;
public class PerfTest extends TestCase {
public void test_perf() throws Exception {
for (int i = 0; i < 10; ++i) {
// perf("SELECT * FROM my_table WHERE TRUNC(SYSDATE) = DATE '2002-10-03';");
perfOracle("SELECT a.ID, a.GMT_CREATE, a.GMT_MODIFIED, a.COMPANY_NAME, a.BIZ_TYPE , b.SERVICE_TYPE, b.SERVICE_LEVEL, b.BUSINESS_ROLE, a.STATUS, a.RECOMMENDED , a.COUNTRY, a.PROVINCE, a.CITY, a.ADDRESS, a.ZIP , a.LOGO_FILE, a.EMAIL, a.BRIEF_PROFILE, a.DOMAIN_ID, a.IS_PASS_AV , a.KEYWORDS, a.PROVIDE_PRODUCTS, a.PURCHASE_PRODUCTS, a.BRAND_NAME, a.PROMOTION_VALUE , a.OWNER_MEMBER_ID, a.OWNER_SEQ, a.EMPLOYEES_COUNT, a.ANNUAL_REVENUE, a.HOMEPAGE_URL , a.REG_ADDRESS, a.TRADE_REGION, a.TRADE_REGION_USER, a.REG_CAPITAL, a.OWNERSHIP_TYPE , a.ESTABLISHED_YEAR, a.PRINCIPAL, a.ANNUAL_PURCHASE, a.CERTIFICATION, a.CERTIFICATION_2 , a.CONTACT_MANUFACTURING, a.YEARS_OEM, b.STAGE, a.VIDEO_PATH, a.ABOUTUS_IMAGE_PATH , a.ABOUTUS_IMAGE_TITLE, a.CHINESE_NAME, a.IMAGE_VERSION FROM COMPANY a, VACCOUNT b WHERE a.ID = b.ID AND a.id IN (?)");
perfMySql("SELECT a.ID, a.GMT_CREATE, a.GMT_MODIFIED, a.COMPANY_NAME, a.BIZ_TYPE , b.SERVICE_TYPE, b.SERVICE_LEVEL, b.BUSINESS_ROLE, a.STATUS, a.RECOMMENDED , a.COUNTRY, a.PROVINCE, a.CITY, a.ADDRESS, a.ZIP , a.LOGO_FILE, a.EMAIL, a.BRIEF_PROFILE, a.DOMAIN_ID, a.IS_PASS_AV , a.KEYWORDS, a.PROVIDE_PRODUCTS, a.PURCHASE_PRODUCTS, a.BRAND_NAME, a.PROMOTION_VALUE , a.OWNER_MEMBER_ID, a.OWNER_SEQ, a.EMPLOYEES_COUNT, a.ANNUAL_REVENUE, a.HOMEPAGE_URL , a.REG_ADDRESS, a.TRADE_REGION, a.TRADE_REGION_USER, a.REG_CAPITAL, a.OWNERSHIP_TYPE , a.ESTABLISHED_YEAR, a.PRINCIPAL, a.ANNUAL_PURCHASE, a.CERTIFICATION, a.CERTIFICATION_2 , a.CONTACT_MANUFACTURING, a.YEARS_OEM, b.STAGE, a.VIDEO_PATH, a.ABOUTUS_IMAGE_PATH , a.ABOUTUS_IMAGE_TITLE, a.CHINESE_NAME, a.IMAGE_VERSION FROM COMPANY a, VACCOUNT b WHERE a.ID = b.ID AND a.id IN (?)");
// perf(loadSql("bvt/parser/oracle-23.txt"));
}
}
String loadSql(String resource) throws Exception {
InputStream is = Thread.currentThread().getContextClassLoader().getResourceAsStream(resource);
Reader reader = new InputStreamReader(is, "UTF-8");
String input = JdbcUtils.read(reader);
JdbcUtils.close(reader);
String[] items = input.split("---------------------------");
String sql = items[1].trim();
return sql;
}
void perfOracle(String sql) {
long startMillis = System.currentTimeMillis();
for (int i = 0; i < 1000 * 1000; ++i) {
execOracle(sql);
}
long millis = System.currentTimeMillis() - startMillis;
System.out.println("Oracle\t" + millis);
}
void perfMySql(String sql) {
long startMillis = System.currentTimeMillis();
for (int i = 0; i < 1000 * 1000; ++i) {
execMySql(sql);
}
long millis = System.currentTimeMillis() - startMillis;
System.out.println("MySql\t" + millis);
}
private String execOracle(String sql) {
StringBuilder out = new StringBuilder();
OracleOutputVisitor visitor = new OracleOutputVisitor(out);
OracleStatementParser parser = new OracleStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
for (SQLStatement statement : statementList) {
statement.accept(visitor);
visitor.println();
}
return out.toString();
}
private String execMySql(String sql) {
StringBuilder out = new StringBuilder();
MySqlOutputVisitor visitor = new MySqlOutputVisitor(out);
MySqlStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
for (SQLStatement statement : statementList) {
statement.accept(visitor);
visitor.println();
}
return out.toString();
}
}