1.服務(wù)器端創(chuàng)建Mysql數(shù)據(jù)庫的時候要講究 1, 不要加注記(因為我的java程序沒有去處理,注記也叫注視) 2、編碼為UTF-8
2.利用工具生成.sql文件.需要更改的地方有:
? ? ? ? ? ? ? ? ? ? ?
1.? ? ? SET FOREIGN_KEY_CHECKS=0;? 該句需要刪除
2.? ? ? .sql文件定義主鍵是:
CREATE TABLE `dishes` (
? `id` int(11) NOT NULL AUTO_INCREMENT,….. ,PRIMARY KEY (`id`));
在SQLite中只要寫int(11) PRIMARY KEY NOT NULL 即可實現(xiàn)autoincrement
3.? ? ? ENGINE=InnoDB AUTO_INCREMENT=111 DEFAULT CHARSET=utf8 這句話不能要
4.? ? ? COMMENT (注記) 之后的內(nèi)容,包括它都不能要
舉個例子吧
/*
MySQL Data Transfer
Source Host: 192.168.1.151
Source Database: test
Target Host: 192.168.1.151
Target Database: test
Date: 2011-8-31 18:00:18
*/
SET FOREIGN_KEY_CHECKS=0;
-- ----------------------------
-- Table structure for dishes
-- ----------------------------
DROP TABLE IF EXISTS `dishes`;
CREATE TABLE `dishes` (
? `id` int(11) NOT NULL AUTO_INCREMENT,
? `d_enname` varchar(255) NOT NULL,
? `d_name` varchar(255) NOT NULL,
? `d_price` float NOT NULL,
? `d_image` varchar(255) DEFAULT NULL,
? `d_taste` varchar(255) NOT NULL,
? `d_cook` varchar(255) NOT NULL,
? `d_spiciness` int(11) NOT NULL DEFAULT '0',
? `d_calories` int(11) NOT NULL DEFAULT '0',
? `d_time` int(11) NOT NULL DEFAULT '0',
? `mc_id` int(11) NOT NULL,
? `mt_id` int(11) NOT NULL,
? `mit_id` int(11) NOT NULL,
? `d_ingredients` varchar(255) NOT NULL,
? `r_id` int(11) DEFAULT '0',
? `version_id` int(11) DEFAULT '0',
? `d_content` varchar(255) DEFAULT NULL,
? `discount_price` float DEFAULT NULL,
? PRIMARY KEY (`id`)
) ENGINE=InnoDB AUTO_INCREMENT=111 DEFAULT CHARSET=utf8;
紅色的部分,包括倒數(shù)第三行那個"," 都需要刪掉或者修改的。改動以后的結(jié)果是:
/*
MySQL Data Transfer
Source Host: 192.168.1.151
Source Database: test
Target Host: 192.168.1.151
Target Database: test
Date: 2011-8-31 18:00:18
*/
-- ----------------------------
-- Table structure for dishes
-- ----------------------------
DROP TABLE IF EXISTS `dishes`;
CREATE TABLE `dishes` (
? `id` int(11) PRIMARY KEY NOT NULL,
? `d_enname` varchar(255) NOT NULL,
? `d_name` varchar(255) NOT NULL,
? `d_price` float NOT NULL,
? `d_image` varchar(255) DEFAULT NULL,
? `d_taste` varchar(255) NOT NULL,
? `d_cook` varchar(255) NOT NULL,
? `d_spiciness` int(11) NOT NULL DEFAULT '0',
? `d_calories` int(11) NOT NULL DEFAULT '0',
? `d_time` int(11) NOT NULL DEFAULT '0',
? `mc_id` int(11) NOT NULL,
? `mt_id` int(11) NOT NULL,
? `mit_id` int(11) NOT NULL,
? `d_ingredients` varchar(255) NOT NULL,
? `r_id` int(11) DEFAULT '0',
? `version_id` int(11) DEFAULT '0',
? `d_content` varchar(255) DEFAULT NULL,
? `discount_price` float DEFAULT NULL);
這樣的.sql文件可以使用SQLite Expert 直接導入sql文件(前提是你已經(jīng)自己創(chuàng)建了一個數(shù)據(jù)庫).
OK,那些表已經(jīng)完全遷移過來了。
另外,附著我寫的關(guān)于自動修改該.sql文件代碼如下,(注意源文件要改名為test.sql,目標文件為result.sql,放在E盤下,當然自己可以手動去改)
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileWriter;
import java.io.InputStreamReader;
public class ConvertScript {
/**
* @param args
*/
public static void main(String[] args) {
try {
read("E:/test.sql","E:/result.sql");
} catch (Exception e) {
e.printStackTrace();
}
}
public static void read(String sourcePath,String destionPath) throws Exception {
InputStreamReader read = new InputStreamReader (new FileInputStream(new File(sourcePath)), "UTF-8");
FileWriter fw = new FileWriter(new File(destionPath));
BufferedReader reader = new BufferedReader(read);
BufferedWriter writer = new BufferedWriter(fw);
String s = null;
StringBuilder sb = new StringBuilder();
while((s = reader.readLine()) != null) {
String replace = null;
String result = null;
if(s.contains("SET FOREIGN_KEY_CHECKS=0;")) {
replace = "SET FOREIGN_KEY_CHECKS=0;";
result = "\r\n";
} else if(s.contains("NOT NULL AUTO_INCREMENT")) {
replace = "NOT NULL AUTO_INCREMENT";
result = "PRIMARY KEY NOT NULL";
} else if(s.contains("PRIMARY KEY (`id`)")) {
replace = "";
} else if(s.contains("ENGINE=InnoDB AUTO_INCREMENT") || s.contains(") ENGINE=InnoDB DEFAULT CHARSET=utf8")) {
s = ");";
}
if(s.equals(");")) {
String resultStr = sb.toString();
sb = new StringBuilder();
sb.append(resultStr.substring(0, resultStr.lastIndexOf(",")));
}
if(replace != null && result != null)
s = s.replace(replace, result);
if(!"".equals(replace)) {
sb.append(s).append("\r\n");
}
}
System.out.println(sb.toString());
writer.write(sb.toString());
reader.close();
writer.close();
}
}