Add json-columns module: JSON columns in Hibernate 7.4.14 (@JdbcTypeCode(SqlTypes.JSON)), JSONB querying, GIN/expression indexes, dirty checking, Jackson 3 vs 2 on PostgreSQL 18.6 and MySQL 8.0.46

Co-Authored-By: Claude Sonnet 5.5 <[email protected]> Claude-Session: https://claude.ai/code/session_017ic4b6Kg9RWSTJzyz6KP9X
2026-10-30 17:00:46 +00:00
parent 98f4ed7411
commit b83cc9988e
51 changed files with 3178 additions and 0 deletions
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+
+== what the 2018-2022 recipes rely on, checked against Hibernate 7.4.14.Final
+org.hibernate.annotations.TypeDef present? false
+org.hibernate.annotations.TypeDefs present? false
+org.hibernate.annotations.Type attributes: [parameters, value]
+
+== jars on the test classpath that mention jackson or hypersistence
+hypersistence-tsid-2.1.4.jar
+hypersistence-utils-hibernate-73-3.16.0.jar
+jackson-annotations-2.21.jar
+jackson-core-2.21.7.jar
+jackson-core-3.1.7.jar
+jackson-databind-2.22.4.jar
+jackson-databind-3.1.7.jar
+spring-boot-jackson-4.1.2.jar
+spring-boot-starter-jackson-4.1.2.jar
+
+== FormatMapper Hibernate picked with hypersistence-utils on the classpath
+getJsonFormatMapper() -> org.hibernate.type.format.jackson.JacksonJsonFormatMapper
+
+== @Type(JsonType.class) @Column(columnDefinition = "jsonb") on Hibernate 7.4.14
+stored: jsonb {"k": "v", "n": 1}
+in-place Map.put -> 1 UPDATE; stored: {"k": "changed", "n": 1}
+
+== the built-in mapping on the same classpath: Product (Map, List, record, POJO) round trip
+round trip OK: Dimensions[widthMm=1, heightMm=2, depthMm=3] m