From 4c6be2464ed6670a9597f9534df16f72560823ae Mon Sep 17 00:00:00 2001
From: Chris Zhai <zk662144@163.com>
Date: Tue, 14 May 2024 15:25:59 +0800
Subject: [PATCH 1/2] add test cases for TD-29904

---
 tests/army/community/query/show.py | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tests/army/community/query/show.py b/tests/army/community/query/show.py
index 9192aee06e..2fbfd6cdfb 100644
--- a/tests/army/community/query/show.py
+++ b/tests/army/community/query/show.py
@@ -125,10 +125,13 @@ class TDTestCase(TBase):
         sqls = [
             "show scores;",
             "SHOW CLUSTER VARIABLES",
-            "SHOW BNODES;",
+            # "SHOW BNODES;",
         ]
         tdSql.executes(sqls)
 
+        # verification for TD-29904
+        tdSql.error("show tags from t100000", expectErrInfo='Fail to get table info, error: Table does not exist')
+
 
     # run
     def run(self):
@@ -143,6 +146,9 @@ class TDTestCase(TBase):
         # do action
         self.doQuery()
 
+        # check show
+        self.checkShow()
+
 
         tdLog.success(f"{__file__} successfully executed")
 

From 72daedc2fd5b29c051f97a059442243ed8f9dfbe Mon Sep 17 00:00:00 2001
From: Chris Zhai <zk662144@163.com>
Date: Tue, 14 May 2024 17:20:55 +0800
Subject: [PATCH 2/2] update test cases

---
 tests/army/community/query/show.py | 19 +++++++++++++++++--
 1 file changed, 17 insertions(+), 2 deletions(-)

diff --git a/tests/army/community/query/show.py b/tests/army/community/query/show.py
index 2fbfd6cdfb..980e60387a 100644
--- a/tests/army/community/query/show.py
+++ b/tests/army/community/query/show.py
@@ -102,6 +102,22 @@ class TDTestCase(TBase):
         allRows = self.insert_rows * self.childtable_count
         tdSql.checkFirstValue(sql, allRows)
 
+    def checkShowTags(self):
+        # verification for TD-29904
+        tdSql.error("show tags from t100000", expectErrInfo='Fail to get table info, error: Table does not exist')
+
+        sql = "show tags from child1"
+        tdSql.query(sql)
+        tdSql.checkRows(5)
+
+        sql = f"show tags from child1 from {self.db}"
+        tdSql.query(sql)
+        tdSql.checkRows(5)
+
+        sql = f"show tags from {self.db}.child1"
+        tdSql.query(sql)
+        tdSql.checkRows(5)
+
     def checkShow(self):
         # not support
         sql = "show accounts;"
@@ -129,8 +145,7 @@ class TDTestCase(TBase):
         ]
         tdSql.executes(sqls)
 
-        # verification for TD-29904
-        tdSql.error("show tags from t100000", expectErrInfo='Fail to get table info, error: Table does not exist')
+        self.checkShowTags()
 
 
     # run