modify the database name

[kylezhang]

Please answer these questions before submitting your issue. Thanks!

1. What did you do?

How to quickly modify the database name?
For example: myDatabase1 => myDatabase2

2. What did you expect to see?

3. What did you see instead?

4. What version of TiDB are you using (tidb-server -V or run select tidb_version(); on TiDB)?

TiDB-1.0.0

[XuHuaiyu]

@kylezhang
Suppose you want to rename database test to test2.

create database test2;
alter table test.table_name rename as test2.table_name;