Merge branch '6.0.x'

spring-jdbc/src/test/java/org/springframework/jdbc/core/namedparam/NamedParameterUtilsTests.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2022 the original author or authors.
+ * Copyright 2002-2023 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -330,6 +330,18 @@ public class NamedParameterUtilsTests {
 		assertThat(sqlToUse).isEqualTo("SELECT ARRAY[?]");
 	}
 
+	@Test  // gh-31596
+	void paramNameWithNestedSquareBrackets() {
+		String sql = "insert into GeneratedAlways (id, first_name, last_name) values " +
+				"(:records[0].id, :records[0].firstName, :records[0].lastName), " +
+				"(:records[1].id, :records[1].firstName, :records[1].lastName)";
+
+		ParsedSql parsedSql = NamedParameterUtils.parseSqlStatement(sql);
+		assertThat(parsedSql.getParameterNames()).containsOnly(
+				"records[0].id", "records[0].firstName", "records[0].lastName",
+				"records[1].id", "records[1].firstName", "records[1].lastName");
+	}
+
 	@Test  // gh-27925
 	void namedParamMapReference() {
 		String sql = "insert into foos (id) values (:headers[id])";