wjl1619

* **dble version：** 5.7.21-dble-3.21.06.0-9c90cabacaa870e85742d8e5014101661c014f4b-20210812071129 * **preconditions ：** no * **configs：** **user.xml** ```xml true ``` * **steps：** step1. exec cmd ```sql mysqldump -h10.186.65.78 -utest -P7131 -p111111 --default-character-set=utf8mb4 --master-data=2 --single-transaction --set-gtid-purged=off --hex-blob...

Admin command "show @@backend" may list the connections which were closed already, coz the close functionality is asynchronous.

1

* **dble version：** 5.6.29-dble-9.9.9.9-cd56a7b75b923309e6c401206b911ef59d1e4c58-20190708060610 * **preconditions ：** no * **configs：** **schema.xml** ``` ``` **rule.xml** ``` ``` **server.xml** ``` ``` * **steps：** step1. execute with "show @@backend" * **expect result：** 1.The...

Expect optimise the not easy understand error message: "Can't group on '_$COUNT$_rpda_0'"

3

* **dble version：** 5.6.29-dble-9.9.9.9-6f54f427d25b89a820752e2354eaefd01f21acde-20191025035141 * **preconditions ：** ```sql drop table if exists sharding_2_t1; create table sharding_2_t1(id int, name varchar(30) ); ``` * **configs：** **schema.xml** ```xml ``` * **steps：** step1. execute...

* **dble version：** 5.6.29-dble-9.9.9.9-3973be7c76d1c0fc2f285a75c4218c27e57febe2-20190725053413 * **preconditions ：** no * **configs：** **server.xml** ```xml 111111 schema1,schema2,schema3 ``` * **steps：** step1. execute the following sql: ```sql show databases; -- This comment continues to...