Currently depending upon how a database connection is configured the following scenarios may occur:
Neither of these methods is guaranteed to match the intended use of the result.
N/A
All new use of the database must explicitly cast to when the record is retrieved/used
None
None
None
None
Never linked the related issue that describes the underlying database issue.
#3224245: Open MySQL connection using \PDO::ATTR_STRINGIFY_FETCHES →
can (last I looked) be overridden by supplying custom connection option.