diff --git a/json/transformer.go b/json/transformer.go
index a62012dd..c039cc9d 100644
--- a/json/transformer.go
+++ b/json/transformer.go
@@ -18,22 +18,37 @@ func (t *ReverseTransformer) ReverseTransformValues(table *schema.Table, values
 type Transformer struct{}
 
 func (*Transformer) TransformBool(v *schema.Bool) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	return v.Bool
 }
 
 func (*Transformer) TransformBytea(v *schema.Bytea) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	return v.String()
 }
 
 func (*Transformer) TransformFloat8(v *schema.Float8) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	return v.Float
 }
 
 func (*Transformer) TransformInt8(v *schema.Int8) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	return v.Int
 }
 
 func (*Transformer) TransformInt8Array(v *schema.Int8Array) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	res := make([]int64, len(v.Elements))
 	for i, e := range v.Elements {
 		res[i] = e.Int
@@ -42,6 +57,9 @@ func (*Transformer) TransformInt8Array(v *schema.Int8Array) any {
 }
 
 func (*Transformer) TransformJSON(v *schema.JSON) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	var res any
 	if err := json.Unmarshal(v.Bytes, &res); err != nil {
 		panic(err)
@@ -50,10 +68,16 @@ func (*Transformer) TransformJSON(v *schema.JSON) any {
 }
 
 func (*Transformer) TransformText(v *schema.Text) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	return v.Str
 }
 
 func (*Transformer) TransformTextArray(v *schema.TextArray) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	res := make([]string, len(v.Elements))
 	for i, e := range v.Elements {
 		res[i] = e.Str
@@ -62,14 +86,23 @@ func (*Transformer) TransformTextArray(v *schema.TextArray) any {
 }
 
 func (*Transformer) TransformTimestamptz(v *schema.Timestamptz) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	return v.String()
 }
 
 func (*Transformer) TransformUUID(v *schema.UUID) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	return v.String()
 }
 
 func (*Transformer) TransformUUIDArray(v *schema.UUIDArray) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	res := make([]string, len(v.Elements))
 	for i, e := range v.Elements {
 		res[i] = e.String()
@@ -78,10 +111,16 @@ func (*Transformer) TransformUUIDArray(v *schema.UUIDArray) any {
 }
 
 func (*Transformer) TransformCIDR(v *schema.CIDR) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	return v.String()
 }
 
 func (*Transformer) TransformCIDRArray(v *schema.CIDRArray) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	res := make([]string, len(v.Elements))
 	for i, e := range v.Elements {
 		res[i] = e.String()
@@ -90,10 +129,16 @@ func (*Transformer) TransformCIDRArray(v *schema.CIDRArray) any {
 }
 
 func (*Transformer) TransformInet(v *schema.Inet) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	return v.String()
 }
 
 func (*Transformer) TransformInetArray(v *schema.InetArray) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	res := make([]string, len(v.Elements))
 	for i, e := range v.Elements {
 		res[i] = e.String()
@@ -102,10 +147,16 @@ func (*Transformer) TransformInetArray(v *schema.InetArray) any {
 }
 
 func (*Transformer) TransformMacaddr(v *schema.Macaddr) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	return v.String()
 }
 
 func (*Transformer) TransformMacaddrArray(v *schema.MacaddrArray) any {
+	if v.Status != schema.Present {
+		return nil
+	}
 	res := make([]string, len(v.Elements))
 	for i, e := range v.Elements {
 		res[i] = e.String()