mysql shell 所有表_删除mysql数据库中所有表的shell脚本
分享一個可以刪除mysql中所有表的shell腳本,代碼如下:
復制代碼 代碼示例:
#!/bin/bash
# 刪除mysql中所有表
# 示例:
# 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="$4"
# 設置命令路徑
MYSQL=$(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
# 連接mysql數據庫
$MYSQL -u $MUSER -p$MPASS -h $MHOST -e "use $MDB"? &>/dev/null
if [ $? -ne 0 ]
then
echo "Error - 用戶名或密碼無效,無法連接mysql數據庫"
exit 2
fi
TABLES=$($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 - 在數據庫中 $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
總結
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