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Release notes for 375 #11527

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martint opened this issue Mar 16, 2022 · 24 comments · Fixed by #11528
Closed

Release notes for 375 #11527

martint opened this issue Mar 16, 2022 · 24 comments · Fixed by #11528
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@martint
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martint commented Mar 16, 2022

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@martint martint added this to the 375 milestone Mar 16, 2022
@martint martint pinned this issue Mar 16, 2022
@ebyhr
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ebyhr commented Mar 18, 2022

# MySQL
* Add support for table comments. ({issue}`11211`)

#11211

@ebyhr
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ebyhr commented Mar 18, 2022

# MongoDB
* Support predicate pushdown on `boolean` column. ({issue}`11536`)

#11556

@hashhar
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hashhar commented Mar 20, 2022

# Pinot
* Fix handling of passthrough queries which include expressions containing aggregation functions. ({issue}`9137`)
* Fix incorrect results when aggregation functions on columns having non-lowercase names are pushed down to Pinot. ({issue}`9137`, {issue}`10148`)
* Fix possible incorrect results when grouping on columns of array types. ({issue}`9781`)

#9781

@findepi
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findepi commented Mar 21, 2022

Hive
* Fix infinite loop in the query optimizer when query contains predicates on a struct field. ({issue}`11559`)


Iceberg
* Fix query failure when query contains predicates on a struct field. ({issue}`11560`)

#11559 #11560 #11567

@findepi
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findepi commented Mar 22, 2022

PostgreSQL
* Improve performance of queries involving `OR` with `IS NULL`, `IS NOT NULL` predicates, or
  involving `NOT` expression by pushing predicate computation to the PostgreSQL database.
  ({issue}`11514`)

#11514

@findepi
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findepi commented Mar 22, 2022

General
* Fix `SHOW CREATE TABLE` to show actual table name in case of table redirections, so that
  the statement can be used to recreate the table. ({issue}`11604`)

#11604

@findepi
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findepi commented Mar 22, 2022

PostgreSQL
* Improve performance of queries with predicates involving `nullif` function by pushing predicate computation
  to the PostgreSQL database. ({issue}`11532`)

#11532

@findepi
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findepi commented Mar 23, 2022

Delta
* Fix incorrect query results when previous query coincides with drop table. ({issue}`11562`)

#11562

@sopel39
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sopel39 commented Mar 23, 2022

General
* Improve performance of queries that contain filter predicates on aggregation results. ({issue}`11469`)

#11469

@findepi
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findepi commented Mar 23, 2022

General
* Change behavior of `ALTER TABLE qualified_name TO unqualified_name` to retain table in its schema.
  This is backwards-incompatible behavioral change. ({issue}`11282`)

#11282

@ebyhr
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ebyhr commented Mar 23, 2022

# SPI
* Remove deprecated constructors from `ColumnMetadata`. ({issue}`11621`)

#11621

@ebyhr
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ebyhr commented Mar 23, 2022

# Delta Lake
* Add access control to `drop_extended_stats` and `vacuum` procedures. ({issue}`11633`)

#11633

@ebyhr
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ebyhr commented Mar 24, 2022

# General
* Fix incorrect `is_nullable` value in `information_schema.columns` table. ({issue}`11613`)

# JDBC driver
* Fix incorrect `is_nullable` value in `DatabaseMetaData.getColumns()` method. ({issue}`11613`)

#11613

@findepi

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@findepi
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findepi commented Mar 24, 2022

PostgreSQL
* Fix too much data being deleted in PostgreSQL when delete query involves
  `LIKE` predicate. ({issue}`11615`)

#11615 #11616

@findepi
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findepi commented Mar 24, 2022

Iceberg
* Fix query failure when reading from `$files` system table after a table column has been dropped. ({issue}`11576`)

#11576

@findepi
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findepi commented Mar 24, 2022

PostgreSQL
* Improve performance of queries involving joins by pushing computation to the PostgreSQL database.
  ({issue}`11635`)

#11635

@ebyhr
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ebyhr commented Mar 24, 2022

# Event listener
*  Add processed input bytes and rows to query events. ({issue}`11623`)

#11623

@findepi
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findepi commented Mar 24, 2022

PostgreSQL
* Improve performance of queries involving predicates with arithmetic expressions
  by pushing predicate computation to the PostgreSQL database. ({issue}`11510`)

#11510

@hashhar
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hashhar commented Mar 25, 2022

# Kudu
* Fixes race in creating schemas table if schema emulation is enabled. ({issue}`11264`)
* Improve write performance by flushing operations in batches. ({issue}`11264`)

#11264

@findepi
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findepi commented Mar 25, 2022

Hive
* Fix query failure when reading a partitioned table with a predicate on a partition column with specific name such
  as "table", "key", "order", etc. ({issue}`11512`)

#11512

@ebyhr
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ebyhr commented Mar 26, 2022

# Cassandra
* Return `0` instead of row count in completed bytes. ({issue}`11644`)

#11644

@ebyhr
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ebyhr commented Mar 28, 2022

# MongoDB
* Return `0` instead of row count in completed bytes. ({issue}`11679`)

#11679

@martint martint unpinned this issue Mar 28, 2022
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5 participants