add notes

ymc9 · ymc9 · commit a8b80fbe7a97 · 2024-07-09T10:35:12.000-07:00
diff --git a/docs/reference/zmodel-language.md b/docs/reference/zmodel-language.md
@@ -968,6 +968,10 @@ model Post {
 }
 ```
 
+:::info
+The `check()` function only supports singular relation fields and cannot be used with "to-many" relations. We may add support for it in the future.
+:::
+
 ##### contains()
 
 ```zmodel

Original file line number	Diff line number	Diff line change
`@@ -968,6 +968,10 @@ model Post {`
`968`	`968`	`}`
`969`	`969`	```
`970`	`970`
	`971`	`+:::info`
	`972`	+The `check()` function only supports singular relation fields and cannot be used with "to-many" relations. We may add support for it in the future.
	`973`	`+:::`
	`974`	`+`
`971`	`975`	`##### contains()`
`972`	`976`
`973`	`977`	```zmodel