From 33518e9dd69fcd95719238182954b49d6507e493 Mon Sep 17 00:00:00 2001
From: Deepyaman Datta <deepyaman.datta@utexas.edu>
Date: Thu, 7 Sep 2023 19:26:45 -0600
Subject: [PATCH] refactor(flink): use built-in `DEGREES`, `RADIANS`

---
 ibis/backends/flink/registry.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/ibis/backends/flink/registry.py b/ibis/backends/flink/registry.py
index 8e6bf3cf605b..2e0a8ebe397c 100644
--- a/ibis/backends/flink/registry.py
+++ b/ibis/backends/flink/registry.py
@@ -7,6 +7,7 @@
 from ibis.backends.base.sql.registry import (
     fixed_arity,
     helpers,
+    unary,
     window,
 )
 from ibis.backends.base.sql.registry import (
@@ -192,6 +193,8 @@ def _window(translator: ExprTranslator, op: ops.Node) -> str:
         ops.ExtractMinute: _extract_field("minute"),  # equivalent to MINUTE(timestamp)
         ops.ExtractSecond: _extract_field("second"),  # equivalent to SECOND(timestamp)
         ops.Literal: _literal,
+        ops.Degrees: unary("degrees"),
+        ops.Radians: unary("radians"),
         ops.RegexSearch: fixed_arity("regexp", 2),
         ops.TimestampFromUNIX: _timestamp_from_unix,
         ops.Where: _filter,