yxsailing 发表于 2018-10-5 13:16:34

MySQL INTO OUTFILE导出导入数据|mysqldump

MySQL INTO OUTFILE导出导入数据|mysqldump
  2016年11月29日 16:07:27
  阅读数:322
  --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:
  --将刚刚导出的文件log1.txt导入到表log1相同结构的LOG2中

[*]  LOAD DATA INFILE 'C:\\log1.txt' INTO TABLE aa.log2 FIELDSTERMINATED BY ',';
  -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
  -- 使用select * into outfile 导出

[*]  SELECT * INTO OUTFILE '/tmp/fi.txt' FIELDSTERMINATED 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

[*]  LOAD DATA INFILE '/tmp/fi.txt' INTO TABLE test.fiiFIELDS 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
  -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
  mysqldump也有同样功能

[*]  # mysqldump -uroot -p -T/tmptest fi --fields-enclosed-by=\"--fields-terminated-by="\t


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