From 2ad67967fa7dd209cfd0bbe6f944d5a78a80f32b Mon Sep 17 00:00:00 2001
From: "mori.k" <mori.k@nds-tyo.co.jp>
Date: Fri, 6 Jun 2025 09:02:25 +0900
Subject: [PATCH] =?UTF-8?q?derived=5Fmerge=E3=83=95=E3=83=A9=E3=82=B0?=
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---
 ecs/jskult-batch/src/batch/mst_inst_all.py | 11 -----------
 1 file changed, 11 deletions(-)

diff --git a/ecs/jskult-batch/src/batch/mst_inst_all.py b/ecs/jskult-batch/src/batch/mst_inst_all.py
index 33e47faa..d6d9642b 100644
--- a/ecs/jskult-batch/src/batch/mst_inst_all.py
+++ b/ecs/jskult-batch/src/batch/mst_inst_all.py
@@ -135,17 +135,6 @@ class MstInstAll(JskultBatchEntrypoint):
         return
 
     def _insert_mst_inst_all_from_com_inst(self, db: Database):
-        # オプティマイザのderived_mergeフラグをoffにする
-        try:
-            sql = """
-                SET SESSION optimizer_switch = 'derived_merge=off'
-            """
-            db.execute(sql)
-            logger.info("オプティマイザのderived_mergeフラグ = Off")
-        except Exception as e:
-            logger.info("オプティマイザのderived_mergeフラグの値変更に失敗")
-            raise e
-
         # com_instから、mst_inst_allへInsert
         try:
             sql = """