From d07c25fe0168afc98bbeeeb830de93fe35b1cfe5 Mon Sep 17 00:00:00 2001
From: Ankit Patial <ankitpatial@gmail.com>
Date: Sun, 3 Aug 2025 22:17:58 +0530
Subject: [PATCH] COALESCE related methods

---
 pgm.go | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/pgm.go b/pgm.go
index c47c4c3..467dd6b 100644
--- a/pgm.go
+++ b/pgm.go
@@ -44,6 +44,21 @@ func (f Field) Count() Field {
 	return Field("COUNT(" + f.String() + ")")
 }
 
+// StringEscape will return a empty string for null value
+func (f Field) StringEscape(arg ...any) Field {
+	return Field("COALESCE(" + f.String() + ", '')")
+}
+
+// NumberEscape will return a zero string for null value
+func (f Field) NumberEscape(arg ...any) Field {
+	return Field("COALESCE(" + f.String() + ", 0)")
+}
+
+// BooleanEscape will return a false for null value
+func (f Field) BooleanEscape(arg ...any) Field {
+	return Field("COALESCE(" + f.String() + ", FALSE)")
+}
+
 // Avg fn wrapping of field
 func (f Field) Avg() Field {
 	return Field("AVG(" + f.String() + ")")