JPA: Difference between revisions
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| Line 11: | Line 11: | ||
|- | |- | ||
! Database !! Auto Increment !! Sequence !! Usable | ! Database !! Auto Increment !! Sequence !! Usable | ||
|- | |||
! DB2/LUW | |||
| <code>✓</code> || <code>✓</code> || <code>✓</code> | |||
|- | |||
! DB2/z | |||
| <code>✓</code> || <code>✓</code> || <code>✓</code> | |||
|- | |||
! PostgreSQL | |||
| <code>✓</code> || <code>✓</code> || <code>✓</code> | |||
|- | |- | ||
! Derby | ! Derby | ||
| Line 17: | Line 26: | ||
! Firebird | ! Firebird | ||
| <code>✕</code> || <code>✓</code> || <code>✓</code> | | <code>✕</code> || <code>✓</code> || <code>✓</code> | ||
|- | |||
! H2 | |||
| <code>✓</code> || <code>✓</code> || <code>✓</code> | |||
|- | |||
! HyperSQL | |||
| <code>✓</code> || <code>✓</code> || <code>✓</code> | |||
|- | |- | ||
! INGRES | ! INGRES | ||
| <code>✓</code> || <code>✕</code> || <code>✕</code> | | <code>✓</code> || <code>✕</code> || <code>✕</code> | ||
|- | |||
! Informix | |||
| <code>✓</code> || <code>✓</code> || <code>✓</code> | |||
|- | |- | ||
! MariaDB | ! MariaDB | ||
| Line 38: | Line 56: | ||
! Sybase | ! Sybase | ||
| <code>✓</code> || <code>✕</code> || <code>✕</code> | | <code>✓</code> || <code>✕</code> || <code>✕</code> | ||
|- | |||
! Sybase Anywhere | |||
| <code>✓</code> || <code>✓</code> || <code>✓</code> | |||
|} | |} | ||
Revision as of 04:43, 15 October 2020
Replacements
java.util.Date => java.time.Instant java.sql.Timestamp => java.time.Instant java.sql.Date => java.time.LocalDate java.sql.Time => java.time.LocalTime
The Instant class represents a moment on the timeline in UTC with a resolution of nanoseconds (up to nine (9) digits of a decimal fraction).All three java.time.Local… classes are all lacking any concept of time zone or offset-from-UTC.
Challenges
| Database | Auto Increment | Sequence | Usable |
|---|---|---|---|
| DB2/LUW | ✓ |
✓ |
✓
|
| DB2/z | ✓ |
✓ |
✓
|
| PostgreSQL | ✓ |
✓ |
✓
|
| Derby | ✕ |
✓ |
✓
|
| Firebird | ✕ |
✓ |
✓
|
| H2 | ✓ |
✓ |
✓
|
| HyperSQL | ✓ |
✓ |
✓
|
| INGRES | ✓ |
✕ |
✕
|
| Informix | ✓ |
✓ |
✓
|
| MariaDB | ✓ |
✕ |
✕
|
| MySQL | ✓ |
✕ |
✕
|
| Oracle | ✕ |
✓ |
✓
|
| Sql Server | ✕ |
✓ |
✓
|
| SQLite | ✓ |
✕ |
✕
|
| Sybase | ✓ |
✕ |
✕
|
| Sybase Anywhere | ✓ |
✓ |
✓
|