From ff6d2af900399079e1c3499701462199c83987f2 Mon Sep 17 00:00:00 2001
From: Yannick Brandt <yannick-brandt@outlook.de>
Date: Wed, 11 Dec 2024 11:21:41 +0100
Subject: [PATCH] Fix Hql-Queries using CEILING and LN.

Closes #3711
---
 .../springframework/data/jpa/repository/query/Hql.g4 |  4 +++-
 .../jpa/repository/query/HqlQueryRendererTests.java  | 12 +++++++++++-
 2 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/spring-data-jpa/src/main/antlr4/org/springframework/data/jpa/repository/query/Hql.g4 b/spring-data-jpa/src/main/antlr4/org/springframework/data/jpa/repository/query/Hql.g4
index 728ef8ca2..80e929784 100644
--- a/spring-data-jpa/src/main/antlr4/org/springframework/data/jpa/repository/query/Hql.g4
+++ b/spring-data-jpa/src/main/antlr4/org/springframework/data/jpa/repository/query/Hql.g4
@@ -25,7 +25,7 @@ grammar Hql;
  * management of complex rules in the generated Visitor. Finally, there are labels applied to rule elements (op=('+'|'-')
  * to simplify the processing.
  *
- * @author Greg Turnquist
+ * @author Greg Turnquist, Yannick Brandt
  * @since 3.1
  */
 }
@@ -1133,6 +1133,7 @@ reservedWord
     | BY
     | CASE
     | CAST
+    | CEILING
     | COLLATE
     | CONTAINS
     | COUNT
@@ -1206,6 +1207,7 @@ reservedWord
     | LIMIT
     | LIST
     | LISTAGG
+    | LN
     | LOCAL
     | LOCAL_DATE
     | LOCAL_DATETIME
diff --git a/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/HqlQueryRendererTests.java b/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/HqlQueryRendererTests.java
index 99547994e..2f9dd0736 100644
--- a/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/HqlQueryRendererTests.java
+++ b/spring-data-jpa/src/test/java/org/springframework/data/jpa/repository/query/HqlQueryRendererTests.java
@@ -37,7 +37,7 @@ import org.junit.jupiter.params.provider.ValueSource;
  *
  * @author Greg Turnquist
  * @author Christoph Strobl
- * @author Mark Paluch
+ * @author Mark Paluch, Yannick Brandt
  * @since 3.1
  */
 class HqlQueryRendererTests {
@@ -1509,6 +1509,16 @@ class HqlQueryRendererTests {
 		});
 	}
 
+	@Test
+	void ceilingFunctionShouldWork() {
+		assertQuery("select ceiling(1.5) from Element a");
+	}
+
+	@Test
+	void lnFunctionSouldWork() {
+		assertQuery("select ln(7.5) from Element a");
+	}
+
 	@Test // GH-2981
 	void cteWithClauseShouldWork() {