[#2029] enable any id aliased column in a view query to be detected as relation field

CHANGELOG.md

@@ -11,6 +11,8 @@
 
 - Removed the `COALESCE` wrapping from some of the generated filter conditions to make better use of the indexes ([#1939](https://github.com/pocketbase/pocketbase/issues/1939)).
 
+- Detect `id` aliased view columns as single `relation` fields ([#2029](https://github.com/pocketbase/pocketbase/discussions/2029)).
+
 - Optimized single relation lookups.
 
 - Normalized record values on `maxSelect` field option change (`select`, `file`, `relation`).

daos/view.go

@@ -279,16 +279,13 @@ func (dao *Dao) parseQueryToFields(selectQuery string) (map[string]*queryField,
 
 		var fieldName string
 		var collection *models.Collection
-		var isMainTableField bool
 
 		if len(parts) == 2 {
 			fieldName = parts[1]
 			collection = collections[parts[0]]
-			isMainTableField = parts[0] == mainTable.alias
 		} else {
 			fieldName = parts[0]
 			collection = collections[mainTable.alias]
-			isMainTableField = true
 		}
 
 		// fallback to the default field if the found column is not from a collection schema
@@ -323,8 +320,8 @@ func (dao *Dao) parseQueryToFields(selectQuery string) (map[string]*queryField,
 			continue
 		}
 
-		if fieldName == schema.FieldNameId && !isMainTableField {
-			// convert to relation since it is a direct id reference to non-maintable collection
+		if fieldName == schema.FieldNameId {
+			// convert to relation since it is a direct id reference
 			result[col.alias] = &queryField{
 				field: &schema.SchemaField{
 					Name: col.alias,

daos/view_test.go

@@ -399,7 +399,7 @@ func TestCreateViewSchema(t *testing.T) {
 			`,
 			false,
 			map[string]string{
-				"id2":           schema.FieldTypeJson,
+				"id2":           schema.FieldTypeRelation,
 				"text_alias":    schema.FieldTypeText,
 				"url_alias":     schema.FieldTypeUrl,
 				"bool_alias":    schema.FieldTypeBool,