diff --git a/plugins/dbgate-plugin-postgres/src/backend/sql/columns.js b/plugins/dbgate-plugin-postgres/src/backend/sql/columns.js
index 0be8a81df..d2c92ca58 100644
--- a/plugins/dbgate-plugin-postgres/src/backend/sql/columns.js
+++ b/plugins/dbgate-plugin-postgres/src/backend/sql/columns.js
@@ -4,7 +4,11 @@ select
 	table_name as "pure_name", 
 	column_name as "column_name",
 	is_nullable as "is_nullable",
-	data_type as "data_type",
+	case
+		when (data_type = 'USER-DEFINED' OR data_type = 'ARRAY') then udt_name::regtype::text
+		else data_type
+	end
+	as "data_type",
 	character_maximum_length as "char_max_length",
 	numeric_precision as "numeric_precision",
 	numeric_scale as "numeric_scale",
@@ -20,4 +24,4 @@ where
 			('views:' || table_schema || '.' || table_name) =OBJECT_ID_CONDITION
 		)
 order by ordinal_position
-`;
\ No newline at end of file
+`;
diff --git a/plugins/dbgate-plugin-postgres/src/backend/sql/tableModifications.js b/plugins/dbgate-plugin-postgres/src/backend/sql/tableModifications.js
index 700405dac..b8ad3691d 100644
--- a/plugins/dbgate-plugin-postgres/src/backend/sql/tableModifications.js
+++ b/plugins/dbgate-plugin-postgres/src/backend/sql/tableModifications.js
@@ -2,7 +2,7 @@ module.exports = `
 select infoTables.table_schema as "schema_name", infoTables.table_name as "pure_name", 
     (
         select md5(string_agg(
-            infoColumns.column_name || '|' || infoColumns.data_type || '|' || infoColumns.is_nullable::varchar(255)  || '|' || coalesce(infoColumns.character_maximum_length, -1)::varchar(255) 
+            infoColumns.column_name || '|' || case when (infoColumns.data_type = 'USER-DEFINED' OR infoColumns.data_type = 'ARRAY') then infoColumns.udt_name::regtype::text else infoColumns.data_type end || '|' || infoColumns.is_nullable::varchar(255)  || '|' || coalesce(infoColumns.character_maximum_length, -1)::varchar(255) 
                 || '|' || coalesce(infoColumns.numeric_precision, -1)::varchar(255) ,
             ',' order by infoColumns.ordinal_position
         )) as "hash_code_columns"