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适用虚谷数据库版本

v12.9



适用虚谷数据库版本

v12.9


回收站-SYS_RECYCLEBIN

📄字数 769
👁️阅读量 加载中...

功能描述

SYS_RECYCLEBIN系统表用于存储所有库的进入回收站的表,表分区,索引,索引分区,触发器。

字段说明

序号字段名类型说明V11V12
0DB_IDINTEGER库ID×
1USER_IDINTEGER所有者ID×
2OBJECT_IDINTEGER对象ID×
3RELATEDOBJ_IDINTEGER父对象ID×
4OBJECT_TYPEINTEGER对象类型×
5OBJECT_TYPE_NAMEVARCHAR对象类型名×
6SCHEMA_IDINTEGER模式ID×
7OBJECT_NAMEVARCHAR对象原名×
8RECYCLE_NAMEVARCHAR对象在回收站中的名字(唯一),便于区分名字相同的对象×
9DROPED_TIMEDATETIME删除时间×
10CAN_UNDROPVARCHAR是否可以从回收站恢复(YES/NO)×
11CAN_PURGEVARCHAR是否可以删除(YES/NO)×
12RESERVED1VARCHAR保留字段×

应用举例

sql
-- 开启回收站
SQL> SET enable_recycle ON;

-- 创建表
SQL> CREATE TABLE tab_recycle(a INT,b VARCHAR);

-- 删除表
SQL> DROP TABLE tab_recycle;

SQL> SELECT * FROM SYS_RECYCLEBIN;
+-------+---------+-----------+---------------+-------------+------------------+-----------+-------------+----------------+--------------------------+------------+-----------+-----------+
| DB_ID | USER_ID | OBJECT_ID | RELATEDOBJ_ID | OBJECT_TYPE | OBJECT_TYPE_NAME | SCHEMA_ID | OBJECT_NAME |  RECYCLE_NAME  |       DROPED_TIME        | CAN_UNDROP | CAN_PURGE | RESERVED1 |
+-------+---------+-----------+---------------+-------------+------------------+-----------+-------------+----------------+--------------------------+------------+-----------+-----------+
| 1     | 1       | 1048577   | 1048577       | 5           | Table            | 1         | TAB_RECYCLE | BIN$0800000000 | 2025-07-31 19:41:17.227  | YES        | YES       | <NULL>    |
+-------+---------+-----------+---------------+-------------+------------------+-----------+-------------+----------------+--------------------------+------------+-----------+-----------+

注意

使用回收站功能需要先通过SET enable_recycle ON开启

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