From 08a6d59e7e77f7d5f79faf5edb4fa056d8f911c5 Mon Sep 17 00:00:00 2001
From: chenkuangwei <git@x47.cn>
Date: Tue, 27 Jan 2026 11:35:04 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=20oracle/oracle=E8=A1=A8?=
 =?UTF-8?q?=E5=8D=A0=E7=94=A8=E5=88=86=E6=9E=90.md?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 oracle/oracle表占用分析.md | 28 +++++++++++++++++++++++++++-
 1 file changed, 27 insertions(+), 1 deletion(-)

diff --git a/oracle/oracle表占用分析.md b/oracle/oracle表占用分析.md
index 903ba66..70996ee 100644
--- a/oracle/oracle表占用分析.md
+++ b/oracle/oracle表占用分析.md
@@ -1,3 +1,9 @@
+```
+SELECT * FROM v$version;
+
+```
+
+
 表占用分析
 
 ```
@@ -51,7 +57,27 @@ ALTER TABLE T_FOC_CREW_MQ_NEW SHRINK SPACE;
 
 
 
-
+回收站
+```
+SELECT
+    original_name AS "原对象名",
+    object_name AS "回收站对象名",
+    type AS "类型",
+    droptime AS "删除时间",
+    can_undrop AS "是否可还原"
+FROM user_recyclebin
+ORDER BY droptime DESC;
+
+--清空回收站
+PURGE RECYCLEBIN;
+
+
+
+-- 如果想看回收站总共占了多少 MB
+SELECT ROUND(SUM(bytes)/1024/1024, 2) AS "回收站总占用(MB)"
+FROM user_segments
+WHERE segment_name LIKE 'BIN$%';
+```