add virtual to types

Author: icebob

index.d.ts

@@ -126,6 +126,8 @@ declare module "@moleculer/database" {
 		permission?: string | string[];
 		/** Read permission required for this field */
 		readPermission?: string | string[];
+		/** Virtual field (not stored in DB) */
+		virtual?: boolean;
 		/** Population configuration */
 		populate?:
 			| PopulateDefinition

test/typescript/index.ts

@@ -272,6 +272,11 @@ const postFields: Fields = {
 		max: 20,
 		default: []
 	},
+	virtual: {
+		type: "string",
+		virtual: true,
+		get: (value: any, entity: any) => "virtual"
+	},
 	metadata: complexObjectField,
 	createdAt: {
 		type: "number",