shell 脚本连接mysql数据库查询database中表的数量和表名

#!/bin/bash

MYSQLHOST="127.0.0.1"
MYSQLUSER="root"
MYSQLPWD="root"
MYSQLPORT=""
MYSQLDB="test"

echo "health tables total:" > mysqlCount.txt;
mysql  -h$MYSQLHOST  -u$MYSQLUSER  -p$MYSQLPWD  -P$MYSQLPORT  -D$MYSQLDB  -Bse  "select count(*) from information_schema.tables where  table_schema =\"$MYSQLDB\";">>mysqlCountLocal.txt;

mysql  -h$MYSQLHOST  -u$MYSQLUSER  -p$MYSQLPWD  -P$MYSQLPORT  -D$MYSQLDB  -Bse  "select table_name,table_rows from information_schema.tables where table_schema =\"$MYSQLDB\";" >>mysqlCountLocal.txt

该脚本的作用：

查询该database 中有多少长表，并写入mysqlCountLocal.txt文件

查询该库中每个表的名字和条数，追加到mysqlCountLocal.txt文件中