13.110. Release 0.146

• Require at least 4096 file descriptors to run Presto.
• Support casting between map types.
• Add MongoDB Connector.

• Fix incorrect skipping of data in Parquet during predicate push-down.
• Fix reading empty ORC file with hive.orc.use-column-names enabled.
• Fix writing to S3 when the staging directory is a symlink to a directory.
• Legacy authorization properties, such as , are now only enforced when hive.security=none is set, which is the default security system. Specifically, the authorization system does not enforce these settings.

• Add support for varchar(n).