diff --git a/packages/server/src/integrations/mysql.ts b/packages/server/src/integrations/mysql.ts
index 7a06592ef..287817ef2 100644
--- a/packages/server/src/integrations/mysql.ts
+++ b/packages/server/src/integrations/mysql.ts
@@ -232,6 +232,7 @@ module MySQLModule {
               autocolumn: isAuto,
               constraints,
               ...convertSqlType(column.Type),
+              externalType: column.Type,
             }
           }
           if (!tables[tableName]) {
diff --git a/packages/server/src/integrations/postgres.ts b/packages/server/src/integrations/postgres.ts
index f0c591147..0ac55a9cd 100644
--- a/packages/server/src/integrations/postgres.ts
+++ b/packages/server/src/integrations/postgres.ts
@@ -271,6 +271,7 @@ module PostgresModule {
             autocolumn: isAuto,
             name: columnName,
             ...convertSqlType(column.data_type),
+            externalType: column.data_type,
           }
         }