diff --git a/pkg/sql/sem/tree/pretty.go b/pkg/sql/sem/tree/pretty.go
index 41e44dd0ad1c..2609877d4c3e 100644
--- a/pkg/sql/sem/tree/pretty.go
+++ b/pkg/sql/sem/tree/pretty.go
@@ -1037,7 +1037,7 @@ func (node *CreateTable) doc(p *PrettyCfg) pretty.Doc {
 		d = p.nestUnder(
 			pretty.Concat(
 				d,
-				pretty.Text(" AS"),
+				pretty.Text("AS"),
 			),
 			p.Doc(node.AsSource),
 		)
@@ -1121,3 +1121,18 @@ func (node *IfErrExpr) doc(p *PrettyCfg) pretty.Doc {
 	}
 	return pretty.Bracket(s, pretty.Join(",", d...), ")")
 }
+
+func (node *IfExpr) doc(p *PrettyCfg) pretty.Doc {
+	return pretty.Bracket("IF(", pretty.Join(",",
+		p.Doc(node.Cond),
+		p.Doc(node.True),
+		p.Doc(node.Else),
+	), ")")
+}
+
+func (node *NullIfExpr) doc(p *PrettyCfg) pretty.Doc {
+	return pretty.Bracket("NULLIF(", pretty.Join(",",
+		p.Doc(node.Expr1),
+		p.Doc(node.Expr2),
+	), ")")
+}