mysql导出数据到csv的两种方式

1. mysql --host=_HOSTNAME --user=_USER --password=_PASSWORD -Bse "SELECT * FROM _TABLE" | sed 's/\t/","/g;s/^/"/;s/$/"/;s/\n//g' > _FILE_NAME.csv
2. select * from _TABLE into outfile '_FILE_NAME.csv' fields terminated by ',' optionally enclosed by '\"' escaped by '\"';"