diff --git a/生产管理系统显示默认关联项sql.sql b/生产管理系统显示默认关联项sql.sql
new file mode 100644
index 0000000..c7d0609
--- /dev/null
+++ b/生产管理系统显示默认关联项sql.sql
@@ -0,0 +1,27 @@
+//默认关联项显示
+-- 对于工程信息
+SELECT NVL2(
+    LISTAGG(mc, '/') WITHIN GROUP (ORDER BY level), 
+    '工程信息/' || LISTAGG(mc, '/') WITHIN GROUP (ORDER BY level), 
+    ''
+) AS mc
+FROM (
+    SELECT mc, level 
+    FROM VIEW_SCTREE 
+    START WITH wysb = '$main.glgcgl$' 
+    CONNECT BY PRIOR sj = wysb
+)
+WHERE mc IS NOT NULL
+union
+SELECT NVL2(
+    LISTAGG(mc, '/') WITHIN GROUP (ORDER BY level), 
+    '项目信息/' || LISTAGG(mc, '/') WITHIN GROUP (ORDER BY level), 
+    ''
+) AS mc
+FROM (
+    SELECT mc, level 
+    FROM VIEW_XFR 
+    START WITH wysb = '$main.glxmfwrw$' 
+    CONNECT BY PRIOR sj = wysb
+)
+WHERE mc IS NOT NULL 
\ No newline at end of file