SQL拦截器

一.拦截SQL

• 1.slow log
• 2.general log
• 3.mycat sql拦截器

二.mycat sql拦截器

• 1.配置server.xml

# 1.5可用
<system>
    <property name="sqlInterceptor">org.opencloudb.interceptor.impl.StatisticsSqlInterceptor</property>
    <property name="sqlInterceptorType">UPDATE,DELETE,INSERT,SELECT</property>
    <property name="sqlInterceptorFile">/tmp/sql.txt</property>
</system>

# 1.6可用
<system>
    <property name="sqlInterceptor">io.mycat.server.interceptor.impl.StatisticsSqlInterceptor</property>
    <!-- 1.6 io.mycat.server.interceptor.impl.StatisticsSqlInterceptor -->
    <property name="sqlInterceptorType">UPDATE,DELETE,INSERT,SELECT</property>
    <property name="sqlInterceptorFile">/tmp/sql.txt</property>
</system>

• 2.测试

# mycat restart
app_imooc@172.16.10.142 15:39:  [imooc_db]>  select order_sn,order_id,customer_id from order_master limit 1;
+----------+----------+-------------+
| order_sn | order_id | customer_id |
+----------+----------+-------------+
|    70005 |        5 |       90005 |
+----------+----------+-------------+
1 row in set (0.01 sec)

app_imooc@172.16.10.142 15:40:  [imooc_db]> delete from order_master where order_id=5;
Query OK, 1 row affected (0.03 sec)

• 3.文件名会带日期

sql2018-08-05.txt