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数据库
查看当前实例。
SELECT instance_name FROM v$instance;| INSTANCE_NAME |
|---|
| XE |
查看当前用户。
show userUSER 为 "SYS"查看当前容器。
show con_name| CON_NAME |
|---|
| CDB@ROOT |
查看可插拔数据库 PDB 。
show pdbs| CON_ID | CON_NAME | OPEN | MODE | RESTRICTED |
|---|---|---|---|---|
| 2 | PDB$SEED | READ | ONLY | NO |
| 3 | XEPDB1 | READ | WRITE | NO |
切换容器。
ALTER SESSION SET CONTAINER = XEPDB1;会话已更改查看当前容器。
show con_name| CON_NAME |
|---|
| XEPDB1 |
查看可插拔数据库 PDB 。
show pdbs| CON_ID | CON_NAME | OPEN | MODE | RESTRICTED |
|---|---|---|---|---|
| 3 | XEPDB1 | READ | WRITE | NO |