| 数据库 | validationQuery |
| Oracle | select 1 from dual |
| DB2 | select 1 from sysibm.sysdummy1 |
| mysql | select 1 |
| microsoft sql | select 1 |
| hsqldb | select 1 from INFORMATION_SCHEMA.SYSTEM_USERS |
| postgresql | select version() |
| ingres | select 1 |
| derby | select 1 |
| H2 | select 1 |
guduershi 2019-03-22 11:04 原文
| 数据库 | validationQuery |
| Oracle | select 1 from dual |
| DB2 | select 1 from sysibm.sysdummy1 |
| mysql | select 1 |
| microsoft sql | select 1 |
| hsqldb | select 1 from INFORMATION_SCHEMA.SYSTEM_USERS |
| postgresql | select version() |
| ingres | select 1 |
| derby | select 1 |
| H2 | select 1 |