超實用--刪除MYSQL中指定的資料的全部表

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作過的人都知道，重複測試資料庫的苦惱。

用法：# Usage: ./script user password dbnane mysql.nixcraft.in

~~~~~~~~~~~~~

#!/bin/bash
# 刪除mysql中所有表
# 樣本：
# Usage: ./script user password dbnane
# Usage: ./script user password dbnane server-ip
# Usage: ./script user password dbnane mysql.nixcraft.in
# ---------------------------------------------------
 
MUSER="$1"
MPASS="$2"
MDB="$3"
 
MHOST="localhost"
 
[ "$4" != "" ] && MHOST="$4"
 
# 設定命令路徑
MYSQL=$(which mysql)
AWK=$(which awk)
GREP=$(which grep)
 
# help
if [ ! $# -ge 3 ]
then
 echo "Usage: $0 {MySQL-User-Name} {MySQL-User-Password} {MySQL-Database-Name} [host-name]"
 echo "Drops all tables from a MySQL"
 exit 1
fi
 
# 串連mysql資料庫
$MYSQL -u $MUSER -p$MPASS -h $MHOST -e "use $MDB"  &>/dev/null
if [ $? -ne 0 ]
then
 echo "Error - 使用者名稱或密碼無效，無法串連mysql資料庫"
 exit 2
fi
 
TABLES=$($MYSQL -u $MUSER -p$MPASS -h $MHOST $MDB -e ‘show tables‘ | $AWK ‘{ print $1}‘ | $GREP -v ‘^Tables‘ )
 
# make sure tables exits
if [ "$TABLES" == "" ]
then
 echo "Error - 在資料庫中 $MDB 未發現相關表"
 exit 3
fi
 
# let us do it
for t in $TABLES
do
 echo "Deleting $t table from $MDB database..."
 $MYSQL -u $MUSER -p$MPASS -h $MHOST $MDB -e "drop table $t"
done

 

超實用--刪除MYSQL中指定的資料的全部表