From c58b8e433f300c2faf59339b90c707f40cd75267 Mon Sep 17 00:00:00 2001
From: Richard Tia <richie.tia@gmail.com>
Date: Thu, 14 Jul 2022 20:20:54 -0700
Subject: [PATCH] feat: add least and greatest functions

---
 extensions/functions_comparison.yaml | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/extensions/functions_comparison.yaml b/extensions/functions_comparison.yaml
index 7d11f3c7a..81a14ff32 100644
--- a/extensions/functions_comparison.yaml
+++ b/extensions/functions_comparison.yaml
@@ -214,3 +214,30 @@ scalar_functions:
         variadic:
           min: 2
         return: any1
+  -
+    name: "least"
+    description: >-
+      Returns the smallest value. Only return null if 'all' arguments evaluate to null.
+
+      String comparison is done in lexicographical ordering, one character at a time, from left to right.
+      Uppercase letters are less than lowercase letters.
+    impls:
+      - args:
+          - value: T
+        variadic:
+          min: 2
+        return: T
+
+  -
+    name: "greatest"
+    description: >-
+      Returns the largest value. Only return null if 'all' arguments evaluate to null.
+
+      String comparison is done in lexicographical ordering, one character at a time, from left to right.
+      Uppercase letters are less than lowercase letters.
+    impls:
+      - args:
+          - value: T
+        variadic:
+          min: 2
+        return: T