fix: taosbenchmark coverity scan issues for 2.6 (#17362)

* fix: taosbenchmark coverity scan issues

* test: fix default_json py logic

* fix: update taos-tools 217a267 for 2.6

taos-tools @ 217a267b

-Subproject commit d58230c3e62d3dd7c3057c9d48cee8c61fbfe92a
+Subproject commit 217a267b5365b7a4089eb6ee2d4b2ceedfc4df66

tests/develop-test/5-taos-tools/taosbenchmark/default_json.py

@@ -32,6 +32,10 @@ class TDTestCase:
 
         if "community" in selfPath:
             projPath = selfPath[: selfPath.find("community")]
+        elif "src" in selfPath:
+            projPath = selfPath[: selfPath.find("src")]
+        elif "/tools/" in selfPath:
+            projPath = selfPath[: selfPath.find("/tools/")]
         else:
             projPath = selfPath[: selfPath.find("tests")]
 
@@ -55,11 +59,10 @@ class TDTestCase:
         tdLog.info("%s" % cmd)
         os.system("%s" % cmd)
         tdSql.execute("reset query cache")
-        tdSql.query("select count(tbname) from db.stb")
-        tdSql.checkData(0, 0, 10)
+        tdSql.query("show db.tables")
+        tdSql.checkRows(10)
         tdSql.query("select count(*) from db.stb")
-        if len(tdSql.queryResult):
-            tdLog.exit("query result is %d" % len(tdSql.queryResult))
+        tdSql.checkData(0, 0, 100)
 
     def stop(self):
         tdSql.close()

tests/develop-test/5-taos-tools/taosbenchmark/json/default.json

@@ -20,8 +20,10 @@
     "super_tables": [{
       "name": "stb",
       "childtable_prefix": "stb_",
+      "childtable_count": 10,
+      "insert_rows": 10,
       "columns": [{"type": "INT"}],
       "tags": [{"type": "INT"}]
     }]
   }]
-}
\ No newline at end of file
+}