Ò׽ؽØÍ¼Èí¼þ¡¢µ¥Îļþ¡¢Ãâ°²×°¡¢´¿ÂÌÉ«¡¢½ö160KB

Java Ö´ÐÐ SQL ½Å±¾Îļþ

ÊÇ¿½±´µÄ±ðÈ˵ģ¬ÒÔ±¸Ñ§Ï°
package com.unmi.db;
import java.io.FileInputStream;
import java.io.InputStream;
import java.sql.Connection;
import java.sql.Statement;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* ¶ÁÈ¡ SQL ½Å±¾²¢Ö´ÐÐ
* @author Unmi
*/
public class SqlFileExecutor {
/**
* ¶ÁÈ¡ SQL Îļþ£¬»ñÈ¡ SQL Óï¾ä
* @param sqlFile SQL ½Å±¾Îļþ
* @return List<sql> ·µ»ØËùÓÐ SQL Óï¾äµÄ List
* @throws Exception
*/
private List<String> loadSql(String sqlFile) throws Exception {
List<String> sqlList = new ArrayList<String>();
try {
InputStream sqlFileIn = new FileInputStream(sqlFile);
StringBuffer sqlSb = new StringBuffer();
byte[] buff = new byte[1024];
int byteRead = 0;
while ((byteRead = sqlFileIn.read(buff)) != -1) {
sqlSb.append(new String(buff, 0, byteRead));
}
// Windows Ï»»ÐÐÊÇ \r\n, Linux ÏÂÊÇ \n
String[] sqlArr = sqlSb.toString().split("(;\\s*\\r\\n)|(;\\s*\\n)");
for (int i = 0; i < sqlArr.length; i++) {
String sql = sqlArr[i].replaceAll("--.*", "").trim();
if (!sql.equals("")) {
sqlList.add(sql);
}
}
return sqlList;
} catch (Exception ex) {
throw new Exception(ex.getMessage());
}
}
/**
* ´«ÈëÁ¬½ÓÀ´Ö´ÐÐ SQL ½Å±¾Îļþ£¬ÕâÑù¿ÉÓëÆäÍâµÄÊý¾Ý¿â²Ù×÷ͬ´¦Ò»¸öÊÂÎïÖÐ
* @param conn ´«ÈëÊý¾Ý¿âÁ¬½Ó
* @param sqlFile SQL ½Å±¾Îļþ
* @throws Exception
*/
public void execute(Connection conn, String sqlFile) throws Exception {
Statement stmt = null;
List<String> sqlList = loadSql(sqlFile);
stmt = conn.createStatement();
for (String sql : sqlList) {
stmt.addBatch(sql);
}
int[] rows = stmt.executeBatch();
System.out.println("Row count:" + Arrays.toString(rows));
}
/**
* ×Ô½¨Á¬½Ó£¬¶ÀÁ¢ÊÂÎïÖÐÖ´ÐÐ SQL Îļþ
* @param sqlFile SQL ½Å±¾Îļþ
* @throws Exception
*/
public void execute(String sqlFile) throws Exception {
Connection conn = DBCente


Ïà¹ØÎĵµ£º

¿ª·¢¸¨Öú¹¤¾ß£ºSQLÎĸñʽ»¯¹¤¾ßSQLinFormpro_Desktop

    ÔÚÓйØÊý¾Ý¿âµÄÏîÄ¿¿ª·¢ÖУ¬±àÂ룬bugÐ޸ĵȵȣ¬¶¼ÐèÒª²é¿´²Ù×÷Ïà¹ØµÄSQLÎÄ£¬Èç¹ûSQLÎıȽϸ´Ôӵϰ£¬ÎÒÃÇ×Ô¼ºÅŰæ·Ç³£Âé·³£¬Í¬Ê±Ò²ºÜ»¨·Ñʱ¼ä¡£¿ÉÄÜÓеĹ«Ë¾×Ô¼º¿ª·¢Á˸ñʽ»¯¹¤¾ß»òÕß¹ºÂòÁ˸ñʽ»¯¹¤¾ßÈí¼þ¡£ÓÐÁ˸ñʽ¹¤¾ßÎÒÃǾͽÚÊ¡ÁËÅŰæÊ±¼ä¡£
    ½éÉÜÒ»ÏÂSQLinFormpro_Desktop£¨htt ......

sqlÊý¾Ý¿â£ºÈçºÎÔÚÒ»¸ö±íÖÐÌî¼Ó»òÕßɾ³ýÒ»¸ö×ֶΣ¡


ÈçÒªÔÚÒ»¸öhwsp±íÖÐÌî¼Ó×ֶΣºylxs
alter table hwsp add column ylxs
ALTER TABLE ±í {ADD ADD{COLUMN ×Ö¶ÎÀàÐÍ [ (×Ö³¤)] [NOT NULL]     [CONSTRAINT Ë÷Òý ] |
     ALTER COLUMN ×Ö¶ÎÀàÐÍ [(×Ö³¤)] |
     CONSTRAINT ¶àÖØ×Ö¶ÎË÷Òý } |
 &nbs ......

¾¡Á¿±ÜÃâÔÚSQLÓï¾äµÄWHERE×Ó¾äÖÐʹÓú¯Êý

----start
    ÔÚSQLÓï¾äµÄ WHERE ×Ó¾äÖÐÓ¦¸Ã¾¡Á¿±ÜÃâÔÚ×Ö¶ÎÉÏʹÓú¯Êý£¬ÒòΪÕâÑù×ö»áʹ¸Ã×Ö¶ÎÉϵÄË÷ÒýʧЧ£¬Ó°ÏìSQLÓï¾äµÄÐÔÄÜ¡£¼´Ê¹¸Ã×Ö¶ÎÉÏûÓÐË÷Òý£¬Ò²Ó¦¸Ã±ÜÃâÔÚ×Ö¶ÎÉÏʹÓú¯Êý¡£¿¼ÂÇÏÂÃæµÄÇé¿ö£º
CREATE TABLE USER
(
NAME VARCHAR(20) NOT NULL,---ÐÕÃû
REGISTERDATE TIMESTAMP---×¢² ......

×ªÔØ Sqlµ¼Èëµ½´¦Excel

/*=================== µ¼Èë/µ¼³ö Excel µÄ»ù±¾·½·¨ ===================*/
¡¡¡¡
¡¡¡¡´ÓExcelÎļþÖÐ,µ¼ÈëÊý¾Ýµ½SQLÊý¾Ý¿âÖÐ,ºÜ¼òµ¥,Ö±½ÓÓÃÏÂÃæµÄÓï¾ä:
¡¡¡¡
¡¡¡¡/*===================================================================*/
¡¡¡¡--Èç¹û½ÓÊÜÊý¾Ýµ¼ÈëµÄ±íÒѾ­´æÔÚ
¡¡¡¡insert into ±í select * from
¡¡ ......

ת)¼òÒ×SQL Server ±¸·Ý·½°¸


Òý:ÏÖÔÚһЩÖÐСÆóÒµ¶¼¹ã·ºÊ¹ÓÃMS Windows NT ÎªÍøÂç²Ù×÷ϵͳƽ̨£¬SQL Server Ϊºǫ́Êý¾Ý¿â¹¹½¨ÆóÒµÄÚ²¿µÄ¸÷ÖÖ¹ÜÀíϵͳ£¬¸Ã³ÉÊì¼¼ÊõµÄÆÕ¼°£¬ÄÜÓÐЧµØ°ïÖúÆóÒµ¶ÔÄÚ²¿Êý¾Ý½øÐйÜÀí¡£ÕâÀàÓ¦ÓÃÖУ¬¶ÔÊý¾Ý¿âµÄ±¸·ÝÊǺÜÖØÒªµÄÒ»Ï×÷£¬ÆäÖØÒªÐÔ²»±Ø¶àÑÔ¡£
¡¡¡¡Æä±¸·ÝµÄ·½·¨ºÜ¶à£¬È磺ÔÚһЩ¹æÄ£½Ï´ó¡¢×ʽðÐÛºñµÄÆóÒµ£¬ÍùÍùÊÇ ......
© 2009 ej38.com All Rights Reserved. ¹ØÓÚE½¡ÍøÁªÏµÎÒÃÇ | Õ¾µãµØÍ¼ | ¸ÓICP±¸09004571ºÅ