We upgrade the rst convention by following Documentation Contributor
Guide[1].
[1] https://docs.openstack.org/doc-contrib-guide
Change-Id: I825deadefcf996732a03e61c8fd19cfd6a498e77
Partially-Implements: blueprint optimize-the-documentation-format
This change makes it so that if preconfigured database users are used,
the attempt to change the log_bin_trust_function_creators mysql
variable isn't made anymore.
Also updated the upgrade docs
Change-Id: I356313952d435de6d3b5444c0dd8a71f45aee452
Closes-Bug: 1748269
This change allows the following use cases:
1. Using an already-configured MariaDB / MySQL server / Cluster
2. Using already-created DB users, without requiring root DB access.
Update: added external mariadb precheck
Change-Id: I78b0d178306d7c5293b0bf53e445f19f18b4b824
Implements: blueprint external-mariadb-support.
Closes-Bug: #1603121
