MDL-72722 reportbuilder: Oracle support for distinct group concat.
authorPaul Holden <paulh@moodle.com>
Wed, 22 Jun 2022 22:09:03 +0000 (23:09 +0100)
committerPaul Holden <paulh@moodle.com>
Mon, 26 Sep 2022 10:03:33 +0000 (11:03 +0100)
commit9a2444038619da241d33a1cc26f15ca6c1beb114
tree6e9c764d1236e8ee749e1b21729187ca6712f146
parent8f492a836a52952720d242b35ff1391445aa8e1e
MDL-72722 reportbuilder: Oracle support for distinct group concat.

Requirements for Oracle were increased to 19c for Moodle 4.1 - now
with support for DISTINCT keyword within the LISTAGG function:

https://livesql.oracle.com/apex/livesql/file/content_HT1O85E4BHSBWN93G1B3M8SI2.html
reportbuilder/classes/local/aggregation/groupconcatdistinct.php
reportbuilder/tests/local/aggregation/groupconcatdistinct_test.php