diff --git a/__tests__/DbTable.js b/__tests__/DbTable.js
index 2f009fc..3aa20bb 100644
--- a/__tests__/DbTable.js
+++ b/__tests__/DbTable.js
@@ -28,7 +28,23 @@ test ('good', () => {
 			expect (this.name).toBe('t')
 
 			return [ {id: 1} ]
-		}
+		},
+		triggers: [
+			{
+				phase  : 'BEFORE INSERT',
+				action : 'FOR EACH ROW',
+				sql    : /*sql*/`
+					BEGIN
+						RETURN NEW;
+					END;
+				`,
+			},
+			{
+				phase  : 'AFTER INSERT',
+				action : 'FOR EACH ROW',
+				sql    : null,
+			},
+		],
 	})
 
 	expect (r.columns.id.type).toBe ('int')
diff --git a/__tests__/DbTrigger.js b/__tests__/DbTrigger.js
index f63381d..4eb6809 100644
--- a/__tests__/DbTrigger.js
+++ b/__tests__/DbTrigger.js
@@ -11,7 +11,7 @@ test ('bad', () => {
 	expect (() => new DbTrigger ({name: 't', phase: 'BEFORE', sql: 1})).toThrow ()
 	expect (() => new DbTrigger ({name: 't', phase: true, sql: 'NULL;'})).toThrow ()
 	expect (() => new DbTrigger ({name: 't', phase: true, sql: function () {return ''}})).toThrow ()
-
+	expect (() => new DbTrigger ({name: 't', phase: true, sql: null})).toThrow ()
 })
 
 test ('not bad', () => {
@@ -24,6 +24,7 @@ test ('not bad', () => {
 		columns: {id: 'int'},
 		pk: ['id'],
 		triggers: [
+			{name: 't', phase: 'BEFORE UPDATE', sql: 'NULL;'},
 			{name: 't', phase: 'BEFORE UPDATE', sql: 'NULL;'},
 			{name: 't1', phase: 'AFTER UPDATE', sql: function () {
 
@@ -34,6 +35,7 @@ test ('not bad', () => {
 
 				return 'NULL;'
 			}},
+			{name: 't', phase: 'BEFORE UPDATE', sql: null},
 		]
 	})
 
diff --git a/lib/model/DbTable.js b/lib/model/DbTable.js
index 3bc351f..76476b9 100644
--- a/lib/model/DbTable.js
+++ b/lib/model/DbTable.js
@@ -30,17 +30,18 @@ class DbTable extends DbRelation {
 		
 		for (let i = 0; i < length; i ++) {
 		
-			const o = triggers [i]
+			const o = triggers [i]; if (o.sql !== null) {
 			
-			o.table = this
-		
-			if (!o.name) o.name = lang.getTriggerName (this, i)
-			
-			const trigger = new DbTrigger (o)
+				o.table = this
 			
-			trigger.setLang (lang)
+				if (!o.name) o.name = lang.getTriggerName (this, i)
+
+				const trigger = new DbTrigger (o)
+
+				trigger.setLang (lang)
 
-			triggers [i] = trigger
+				triggers [i] = trigger
+			}
 					
 		}
 
diff --git a/package-lock.json b/package-lock.json
index 177c03d..9abb838 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "doix-db",
-  "version": "1.0.68",
+  "version": "1.0.69",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "doix-db",
-      "version": "1.0.68",
+      "version": "1.0.69",
       "license": "MIT",
       "dependencies": {
         "string-escape-map": "^1.0.0"
diff --git a/package.json b/package.json
index de612b9..5669eec 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "doix-db",
-  "version": "1.0.68",
+  "version": "1.0.69",
   "description": "Shared database related code for doix",
   "main": "index.js",
   "files": [