Add date-time module: Instant vs LocalDateTime vs OffsetDateTime vs ZonedDateTime round-tripped across JVM time zones on H2 and PostgreSQL

Hibernate 7.4.14.Final (plus an 8.0.0.Beta4 preview run), H2 2.5.252, PostgreSQL 17.11 in Docker.
Same-JVM and cross-zone round trips, @TimeZoneStorage modes, DST gap/overlap, precision
(precision vs secondPrecision), hibernate.jdbc.time_zone, java_time_use_direct_jdbc default flip.
Supersedes the date/time experiments of docs/13 (7.4.5); chapter 13 is unchanged.

Co-Authored-By: Claude Sonnet 5.5 <[email protected]>
Claude-Session: https://claude.ai/code/session_017ic4b7rnC7jppGGdHGESvy
This commit is contained in:
2026-10-29 00:56:54 +00:00
committed by Claude
co-authored by Claude Sonnet 5.5
parent c9faf35e61
commit ef2d2aa8ea
149 changed files with 2374 additions and 0 deletions
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## jakarta.persistence-api 3.2.0: jakarta.persistence.Temporal
public interface jakarta.persistence.Temporal extends java.lang.annotation.Annotation
#14 = Utf8 since
Deprecated: true
since="3.2"
## jakarta.persistence-api 3.2.0: jakarta.persistence.Column second-precision attribute
public abstract int precision();
public abstract int secondPrecision();
## jakarta.persistence-api 4.0.0-M7: jakarta.persistence.Temporal
public interface jakarta.persistence.Temporal extends java.lang.annotation.Annotation
#14 = Utf8 since
Deprecated: true
since="3.2"
## jakarta.persistence-api 4.0.0-M7: jakarta.persistence.Column second-precision attribute
public abstract int precision();
public abstract int secondPrecision();