Presto 316 Documentation

12.8. Release 309

12.8. Release 309

General Changes

  • Fix incorrect match result for Regular Expression Functions when pattern ends with a word boundary matcher. This only affects the default JONI library. (#661)
  • Fix failures for queries involving spatial joins. (#652)
  • Add support for SphericalGeography to ST_Area(). (#383)

Security Changes

  • Add option for specifying the Kerberos GSS name type. (#645)

Server RPM Changes

Hive Connector Changes

  • Fix rare failure when reading DECIMAL values from ORC files. (#664)
  • Add a hidden $properties table for each table that describes its Hive table properties. For example, a table named example will have an associated properties table named example$properties. (#268)

MySQL Connector Changes

  • Match schema and table names case insensitively. This behavior can be enabled by setting the case-insensitive-name-matching catalog configuration option to true. (#614)

PostgreSQL Connector Changes

  • Add support for ARRAY type. (#317)
  • Add support writing TINYINT values. (#317)
  • Match schema and table names case insensitively. This behavior can be enabled by setting the case-insensitive-name-matching catalog configuration option to true. (#614)

Redshift Connector Changes

  • Match schema and table names case insensitively. This behavior can be enabled by setting the case-insensitive-name-matching catalog configuration option to true. (#614)

SQL Server Connector Changes

  • Match schema and table names case insensitively. This behavior can be enabled by setting the case-insensitive-name-matching catalog configuration option to true. (#614)

Cassandra Connector Changes

  • Allow reading from tables which have Cassandra column types that are not supported by Presto. These columns will not be visible in Presto. (#592)

SPI Changes

  • Add session parameter to the applyFilter() and applyLimit() methods in ConnectorMetadata. (#636)

Note

This is a backwards incompatible changes with the previous SPI. If you have written a connector that implements these methods, you will need to update your code before deploying this release.