1.从mysql数据库下载数据 csv格式
mysql -u username -h ip -D databasename -P 4000 -p -e"SELECT comment.* from comment limit 300" | sed 's/\t/","/g;s/^/"/;s/$/"/;s/\n//g'> test.csv
1.从mysql数据库下载数据 csv格式
mysql -u username -h ip -D databasename -P 4000 -p -e"SELECT comment.* from comment limit 300" | sed 's/\t/","/g;s/^/"/;s/$/"/;s/\n//g'> test.csv