1、select into outfile可以導(dǎo)出數(shù)據(jù)到指定目錄下的文件中
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SELECT ... INTO OUTFILE 'file_name' [CHARACTER SET charset_name] [export_options] export_options: [{FIELDS | COLUMNS} [TERMINATED BY 'string'] [[OPTIONALLY] ENCLOSED BY 'char'] [ESCAPED BY 'char'] ] [LINES [STARTING BY 'string'] [TERMINATED BY 'string']
2、示例如下:
1)查看要導(dǎo)出數(shù)據(jù)的表t1
mysql> select * from t1; +------+--------+ | id | name | +------+--------+ | 1 | wang | | 2 | steven | | 3 | tiger | | 4 | lilu | +------+--------+ 4 rows in set (0.00 sec)
2)查看導(dǎo)出的文件
[mysql@oneproxy outfile]$ more t1.file 1,"wang" 2,"steven" 3,"tiger" 4,"lilu"
3)創(chuàng)建要導(dǎo)入的表t2;
mysql> create table t2 as select * from t1 where 1=2; Query OK, 0 rows affected (0.03 sec)
4)將導(dǎo)出的數(shù)據(jù)導(dǎo)入t2
mysql> LOAD DATA INFILE '/mysql/outfile/t1.file' INTO TABLE t2 FIELDS TERMINATED BY ',' ENCLOSED BY '"' LINES TERMINATED BY '\n'; Query OK, 4 rows affected (0.01 sec) Records: 4 Deleted: 0 Skipped: 0 Warnings: 0
5)查看導(dǎo)入的數(shù)據(jù)
mysql> select * from t2; +------+--------+ | id | name | +------+--------+ | 1 | wang | | 2 | steven | | 3 | tiger | | 4 | lilu | +------+--------+ 4 rows in set (0.00 sec)
當(dāng)前題目:MySQL之selectintooutfile用法-創(chuàng)新互聯(lián)
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