使用mysql的-e参数可以执行各种sql的(创建,删除,增,删,改、查)等各种操作
mysql -hhostname -Pport -uusername -ppassword -e 相关mysql的sql语句,不用在mysql的提示符下运行mysql,即可以在shell中操作mysql的方法。
#!/bin/bash
HOSTNAME="192.168.111.84" #数据库信息
PORT="3306"
USERNAME="root"
PASSWORD=""
DBNAME="test_db_test" #数据库名称
TABLENAME="test_table_test" #数据库中表的名称
create_db_sql="create database IF NOT EXISTS ${DBNAME}"
mysql -h${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} -e"${create_db_sql}"
create_table_sql="create table IF NOT EXISTS ${TABLENAME} ( name varchar(20), id int(11) default 0 )"
mysql -h${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} ${DBNAME} -e"${create_table_sql}"
insert_sql="insert into ${TABLENAME} values('billchen',2)"
mysql -h${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} ${DBNAME} -e"${insert_sql}"
select_sql="select * from ${TABLENAME}"
mysql -h${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} ${DBNAME} -e"${select_sql}"
update_sql="update ${TABLENAME} set id=3"
mysql -h${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} ${DBNAME} -e"${update_sql}"
mysql -h${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} ${DBNAME} -e"${select_sql}"
delete_sql="delete from ${TABLENAME}"
mysql -h${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} ${DBNAME} -e"${delete_sql}"
mysql -h${HOSTNAME} -P${PORT} -u${USERNAME} -p${PASSWORD} ${DBNAME} -e"${select_sql}"