Author: Paul Holden
MDL-67394 dml: improve thrown exception when Oracle can't parse query.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=ff2d425711525c18831394c8d697d8665184eda1
http://github.com/moodle/moodle/commit/ff2d425711525c18831394c8d697d8665184eda1
+ 3.9 en [dmlparseexception,core_error]