diff --git a/lib/itoolkit.js b/lib/itoolkit.js
index d78c9634..137cec85 100644
--- a/lib/itoolkit.js
+++ b/lib/itoolkit.js
@@ -569,7 +569,29 @@ class iSql {
   }
 }
 
-
+exports.types = {
+    char(length) {
+        return length.toString() + "A";
+    },
+    packed(digits, delimiter) {
+        return digits.toString() + "P" + delimiter.toString();
+    },
+    zoned(digits, delimiter) {
+        return digits.toString() + "S" + delimiter.toString();
+    },
+    signed(digits, delimiter) {
+        return digits.toString() + "I" + delimiter.toString();
+    },
+    unsigned(digits, delimiter) {
+        return digits.toString() + "U" + delimiter.toString();
+    },
+    float(digits, delimiter) {
+        return digits.toString() + "F" + delimiter.toString();
+    },
+    binary(length) {
+        return length.toString() + "B";
+    }
+};
 
 exports.iConn = iConn;
 exports.iCmd = iCmd;