Added get APIs for Stored Procedures, Triggers and User Defined Functions

internal/repositories/user_defined_functions.go

@@ -0,0 +1,15 @@
+package repositories
+
+var userDefinedFunctions = []UserDefinedFunction{}
+
+func GetAllUserDefinedFunctions(databaseId string, collectionId string) ([]UserDefinedFunction, RepositoryStatus) {
+	udfs := make([]UserDefinedFunction, 0)
+
+	for _, coll := range userDefinedFunctions {
+		if coll.internals.databaseId == databaseId && coll.internals.collectionId == collectionId {
+			udfs = append(udfs, coll)
+		}
+	}
+
+	return udfs, StatusOk
+}