diff --git a/sql/bns_houqin_202503_patch/20250314_merc_merchant.sql b/sql/bns_houqin_202503_patch/20250314_merc_merchant.sql
new file mode 100644
index 0000000..f741e14
--- /dev/null
+++ b/sql/bns_houqin_202503_patch/20250314_merc_merchant.sql
@@ -0,0 +1,5 @@
+-- 商家id
+alter table merc_merchant
+    add tenant_id bigint not null comment '商家id';
+
+update merc_merchant set tenant_id = 378915229716713472 where id = 1;
\ No newline at end of file