- SKIP_WAL means do not write the Mutation to the WAL.
- ASYNC_WAL means write the Mutation to the WAL asynchronously,
- SYNC_WAL means write the Mutation to the WAL synchronously,
- FSYNC_WAL means Write the Mutation to the WAL synchronously and force the entries to disk.
Returns the enum constant of this type with the specified name.
The string must match exactly an identifier used to declare an
enum constant in this type. (Extraneous whitespace characters are
name - the name of the enum constant to be returned.