diff --git a/src/components/EditorSidePanel/TablesTab/FieldDetails.jsx b/src/components/EditorSidePanel/TablesTab/FieldDetails.jsx
index 46d41df..ae574ba 100644
--- a/src/components/EditorSidePanel/TablesTab/FieldDetails.jsx
+++ b/src/components/EditorSidePanel/TablesTab/FieldDetails.jsx
@@ -123,9 +123,9 @@ export default function FieldDetails({ data, tid, index }) {
           <div className="font-semibold">Precision</div>
           <Input
             className="my-2 w-full"
-            placeholder="Set precision: (size, d)"
+            placeholder="Set precision: size, d"
             validateStatus={
-              !data.size || /^\(\d+,\s*\d+\)$|^$/.test(data.size)
+              !data.size || /^\d+,\s*\d+$|^$/.test(data.size)
                 ? "default"
                 : "error"
             }
diff --git a/src/utils/astToDiagram.js b/src/utils/astToDiagram.js
index 40931fc..3bb650f 100644
--- a/src/utils/astToDiagram.js
+++ b/src/utils/astToDiagram.js
@@ -60,8 +60,7 @@ export function astToDiagram(ast) {
             }
             if (d.definition["length"]) {
               if (d.definition.scale) {
-                field.size =
-                  "(" + d.definition["length"] + "," + d.definition.scale + ")";
+                field.size = d.definition["length"] + "," + d.definition.scale;
               } else {
                 field.size = d.definition["length"];
               }
@@ -114,13 +113,11 @@ export function astToDiagram(ast) {
             }
           }
         });
-        tables.push(table);
-        tables.forEach((e, i) => {
-          e.id = i;
-          e.fields.forEach((f, j) => {
-            f.id = j;
-          });
+        table.fields.forEach((f, j) => {
+          f.id = j;
         });
+        table.id = tables.length;
+        tables.push(table);
       } else if (e.keyword === "index") {
         const index = {};
         index.name = e.index;
diff --git a/src/utils/toSQL.js b/src/utils/toSQL.js
index 4720a6e..28bb4db 100644
--- a/src/utils/toSQL.js
+++ b/src/utils/toSQL.js
@@ -44,10 +44,7 @@ export function getTypeString(field, dbms = "mysql", baseType = false) {
     if (field.type === "UUID") {
       return `VARCHAR(36)`;
     }
-    if (isSized(field.type)) {
-      return `${field.type}(${field.size})`;
-    }
-    if (hasPrecision(field.type)) {
+    if (hasPrecision(field.type) || isSized(field.type)) {
       return `${field.type}${field.size ? `(${field.size})` : ""}`;
     }
     if (field.type === "SET" || field.type === "ENUM") {