From 7eb0cacec0c4d4164e639464c2e9f3733e974a67 Mon Sep 17 00:00:00 2001
From: Gerhard Gruber <gerhard.gruber@documatrix.com>
Date: Thu, 18 Nov 2021 09:28:03 +0100
Subject: [PATCH] Added LowerExpr and UpperExpr

---
 expression_ext.go | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/expression_ext.go b/expression_ext.go
index b2ee304e..f7c714f4 100644
--- a/expression_ext.go
+++ b/expression_ext.go
@@ -323,6 +323,16 @@ func (e *expr) Min() string {
 	return "MIN(" + e.expr + ")"
 }
 
+func (e *expr) LowerExpr() *expr {
+	e.expr = "LOWER(" + e.expr + ")"
+	return e
+}
+
+func (e *expr) UpperExpr() *expr {
+	e.expr = "UPPER(" + e.expr + ")"
+	return e
+}
+
 func (e *expr) Lower() string {
 	return "LOWER(" + e.expr + ")"
 }