MySQL INTO OUTFILE导出导入数据|mysqldump

--使用SELECT ... INTO OUTFILE 以逗号分隔字段的方式将数据导入到一个文件中:

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SELECT * INTO OUTFILE 'C:\\log1.txt' FIELDS TERMINATED BY ',' FROM log.log1

--将刚刚导出的文件log1.txt导入到表log1相同结构的LOG2中

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LOAD DATA INFILE 'C:\\log1.txt' INTO TABLE aa.log2 FIELDS TERMINATED BY ',';

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-- 使用select * into outfile 导出

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SELECT * INTO OUTFILE '/tmp/fi.txt' FIELDS TERMINATED BY ',' OPTIONALLY ENCLOSED BY '"' LINES TERMINATED BY '\n' FROM test.fi;

        "2013-04-09 00:06:56","100000198108800","EXPORT_INFO","BUY_ITEM_INNER",65,10,1004,10,"11","2",100
        "2013-04-09 00:06:59","1068029027","EXPORT_INFO","BUY_ITEM_INNER",16,7,304,7,"11","2",70
        "2013-04-09 00:08:27","100000198108800","EXPORT_INFO","BUY_ITEM_INNER",65,2,1004,2,"11","2",20

-- 导入

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LOAD DATA INFILE '/tmp/fi.txt' INTO TABLE test.fii FIELDS TERMINATED BY ',' OPTIONALLY ENCLOSED BY '"' LINES TERMINATED BY '\n';

总结：
FIELDS TERMINATED BY ',' 字段间分割符
OPTIONALLY ENCLOSED BY '"' 将字段包围 对数值型无效
LINES TERMINATED BY '\n' 换行符

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mysqldump也有同样功能

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# mysqldump -uroot -p -T/tmp test fi --fields-enclosed-by=\" --fields-terminated-by="\t