Shell操作mysql数据库_MySQL

Shell操作mysql数据库

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

#创建数据库

create_db_sql="create database IF NOT EXISTS${DBNAME}"

mysql-h${HOSTNAME} -P${PORT} -u${USERNAME}-p${PASSWORD} -e "${create_db_sql}"

#创建表

create_table_sql="create table IF NOT EXISTS${TABLENAME} ( namevarchar(20), id int(11) default 0 )"

mysql-h${HOSTNAME} -P${PORT} -u${USERNAME}-p${PASSWORD} ${DBNAME} -e"${create_table_sql}"

#插入数据

insert_sql="insertinto ${TABLENAME} values('billchen',2)"

mysql-h${HOSTNAME} -P${PORT} -u${USERNAME}-p${PASSWORD} ${DBNAME} -e "${insert_sql}"

#查询

select_sql="select* from ${TABLENAME}"

mysql-h${HOSTNAME} -P${PORT} -u${USERNAME}-p${PASSWORD} ${DBNAME} -e "${select_sql}"

#更新数据

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}"

#删除数据

delete_sql="deletefrom ${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}"