* Introduced a procedure to delete resources (to be tested)

Release 5.1 (2023-06-27)
========================

* Optimization of LookupResources mainly used in tools/find, C-Find and QIDO-RS.


Release 5.0 (2023-04-16)
========================

* Added support for labels
* Compatibility with Orthanc SDK 1.12.0 (communications between the
  Orthanc core and the database plugin using Google Protocol Buffers)
* Upgraded dependencies for static builds (notably on Windows and LSB):
  - openssl 3.1.0


Release 4.3 (2021-07-22)
========================

* Fix issue 200 (fields messed up in /changes route)


Release 4.2 (2021-07-20)
========================

* Added missing calls to OrthancPluginDatabaseSignalDeletedResource()


Release 4.1 (2021-06-30)
========================

* Fix serialization of large jobs


Release 4.0 (2021-04-23)
========================

* New option "IndexConnectionsCount" to control how many simultaneous
  connections to the MySQL database are used by the index plugin
* Support of multiple readers/writers, by handling retries from Orthanc SDK 1.9.2
* Support of range reads for the storage area, from Orthanc SDK 1.9.0


Release 3.0 (2020-12-16)
========================

* Report issue/solution and prevent the start of Orthanc if the MySQL user is
  not allowed to run the "CREATE TRIGGER" command (missing "SUPER" privilege)
* Implementation of new extensions: LookupResourceAndParent and GetAllMetadata
* Added an advisory lock to avoid race conditions during database setup
* Added "MaximumConnectionRetries" & "ConnectionRetryInterval" to configure 
  the retries when connecting to the DB at startup
* Support of dynamic linking against the system-wide Orthanc framework library
* Added support for TLS connections: 3 new options:
  - "EnableSsl" (false by default)
  - "SslVerifyServerCertificates" (true by default - inactive if EnableSsl if false)
  - "SslCACertificates" (default value is "HttpsCACertificates" from global
    Orthanc configuration)
* Upgraded dependencies for static builds (notably on Windows and LSB):
  - openssl 1.1.1g
  - mariadb-connector-c 3.1.11


Release 2.0 (2019-01-23)
========================

* Database optimizations by implementing new primitives of Orthanc SDK 1.5.2
* Characters "$" and "_" are allowed in MySQL database identifiers
* Fix serialization of jobs if many of them


Release 1.1 (2018-07-18)
========================

* Compatibility with MySQL 8.0
* Improvement in the configuration of UNIX socket


Release 1.0 (2018-07-17)
========================

* Initial release