============= Release 0.228

General Changes

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• Reduce excessive memory usage by ExchangeClient.
• Improve coordinator stability on parsing functions that may create large constant arrays/maps/rows (e.g., SEQUENCE, REPEAT, ARRAY[...], etc) by delaying the evaluation on these functions on workers.
• Optimize queries with LIMIT 0.
• Allow Bing Tiles at zoom level 0.

Hive Changes

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• Fix ORC writer rollback failure due to exception thrown during rollback.
• Improve ORC read performance for variants and fixed width numbers.

Spi Changes

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• Move most RowExpression utilities to the presto-expressions module.