Re: Review Request 73380: HIVE-21075 Metastore: Drop partition performance downgrade with Postgres DB

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/73380/#review223064 --- We have switched to GitHub PRs nowadays. - Denys Kuzmenko On

Re: Review Request 72528: ValidTxnManager doesn't consider txns opened and committed between snapshot generation and locking when evaluating ValidTxnListState

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72528/ --- (Updated June 9, 2020, 8:52 a.m.) Review request for hive, Jesús Camacho

Re: Review Request 72465: HIVE-23340 TxnHandler cleanup

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72465/#review220950 --- Ship it! Ship It! - Denys Kuzmenko On May 20, 2020, 12:24

Re: Review Request 72465: HIVE-23340 TxnHandler cleanup

> On May 18, 2020, 7:33 a.m., Denys Kuzmenko wrote: > > standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnStatus.java > > Lines 32 (patched) > > > > > > Could you please

Re: Review Request 72465: HIVE-23340 TxnHandler cleanup

- Denys --- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72465/#review220802 --- On May 20, 2020, 12:24 p.m., Peter Varga wrote: > >

Re: Review Request 72488: HIVE-23413: New config to skip all locks

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72488/#review220947 --- common/src/java/org/apache/hadoop/hive/conf/HiveConf.java Lines

Re: Review Request 72528: ValidTxnManager doesn't consider txns opened and committed between snapshot generation and locking when evaluating ValidTxnListState

> On May 20, 2020, 3:16 p.m., Peter Varga wrote: > > ql/src/java/org/apache/hadoop/hive/ql/Driver.java > > Lines 686 (patched) > > > > > > I have concerns here, but I am not sure if they are well founded or > >

Re: Review Request 72528: ValidTxnManager doesn't consider txns opened and committed between snapshot generation and locking when evaluating ValidTxnListState

> On May 20, 2020, 3:16 p.m., Peter Varga wrote: > > ql/src/java/org/apache/hadoop/hive/ql/Driver.java > > Lines 686 (patched) > > > > > > I have concerns here, but I am not sure if they are well founded or > >

Re: Review Request 72528: ValidTxnManager doesn't consider txns opened and committed between snapshot generation and locking when evaluating ValidTxnListState

> On May 20, 2020, 3:16 p.m., Peter Varga wrote: > > ql/src/java/org/apache/hadoop/hive/ql/Driver.java > > Lines 686 (patched) > > > > > > I have concerns here, but I am not sure if they are well founded or > >

Re: Review Request 72112: HIVE-22869 - Add locking benchmark to metastore-tools/metastore-benchmarks

> On May 19, 2020, 7:31 a.m., Denys Kuzmenko wrote: > > Ship It! Zoli, I think you mentioned that hms-benchmark doesn't support running tests in multiple threads. Have you tried: -T, --threads= number of concurrent threads - Denys

Review Request 72528: ValidTxnManager doesn't consider txns opened and committed between snapshot generation and locking when evaluating ValidTxnListState

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72528/ --- Review request for hive, Peter Varga and Peter Vary. Bugs: HIVE-23503

Re: Review Request 72112: HIVE-22869 - Add locking benchmark to metastore-tools/metastore-benchmarks

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72112/#review220820 --- Ship it! Ship It! - Denys Kuzmenko On May 18, 2020, 4:59

Re: Review Request 72112: HIVE-22869 - Add locking benchmark to metastore-tools/metastore-benchmarks

> On May 19, 2020, 7:28 a.m., Denys Kuzmenko wrote: > > standalone-metastore/metastore-tools/tools-common/src/main/java/org/apache/hadoop/hive/metastore/tools/Util.java > > Line 24 (original), 26 (patched) > > > > > >

Re: Review Request 72112: HIVE-22869 - Add locking benchmark to metastore-tools/metastore-benchmarks

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72112/#review220818 ---

Re: Review Request 72112: HIVE-22869 - Add locking benchmark to metastore-tools/metastore-benchmarks

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72112/#review220804 --- LGTM, some minor comments.

Re: Review Request 72465: HIVE-23340 TxnHandler cleanup

> On May 18, 2020, 7:33 a.m., Denys Kuzmenko wrote: > > standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnStatus.java > > Lines 32 (patched) > > > > > > Could you please

Re: Review Request 72465: HIVE-23340 TxnHandler cleanup

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72465/#review220802 --- Thank you for the patch, Peter! LGTM 1 comment on static import

Re: Review Request 72481: HIVE-23234: Optimize TxnHandler::allocateTableWriteIds

> On May 8, 2020, 10:23 a.m., Peter Vary wrote: > > standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java > > Line 2067 (original), 2057 (patched) > > > > > > Why

Re: Review Request 72481: HIVE-23234: Optimize TxnHandler::allocateTableWriteIds

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72481/#review220758 --- LGTM, some minor comments

Re: Review Request 72470: ACID: Concurrent MERGE INSERT operations produce duplicates

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72470/ --- (Updated May 7, 2020, 2:49 p.m.) Review request for hive, Marton Bod, Peter

Re: Review Request 72470: ACID: Concurrent MERGE INSERT operations produce duplicates

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72470/ --- (Updated May 7, 2020, 1:21 p.m.) Review request for hive, Marton Bod, Peter

Re: Review Request 72469: HIVE-23325: Clean up cleanup tasks for TxnHandler/CompactionTxnHandler

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72469/#review220657 --- Ship it! Ship It! - Denys Kuzmenko On May 5, 2020, 7:42

Re: Review Request 72472: HIVE-23318: TxnHandler need not delete from MATERIALIZATION_REBUILD_LOCKS on need basis

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72472/#review220656 --- Ship it! Ship It! - Denys Kuzmenko On May 5, 2020, 8:58

Re: Review Request 72465: HIVE-23340 TxnHandler cleanup

> On May 4, 2020, 3 p.m., Denys Kuzmenko wrote: > > standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnUtils.java > > Lines 400 (patched) > > > > > > Is is a generic txn

Re: Review Request 72472: HIVE-23318: TxnHandler need not delete from MATERIALIZATION_REBUILD_LOCKS on need basis

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72472/#review220652 --- LGTM, minor comments

Re: Review Request 72472: HIVE-23318: TxnHandler need not delete from MATERIALIZATION_REBUILD_LOCKS on need basis

> On May 6, 2020, 4:54 a.m., Jesús Camacho Rodríguez wrote: > > ql/src/java/org/apache/hadoop/hive/ql/io/AcidUtils.java > > Line 3153 (original), 3153 (patched) > > > > > > Unrelated to this patch but related to

Re: Review Request 72472: HIVE-23318: TxnHandler need not delete from MATERIALIZATION_REBUILD_LOCKS on need basis

> On May 6, 2020, 4:54 a.m., Jesús Camacho Rodríguez wrote: > > ql/src/java/org/apache/hadoop/hive/ql/io/AcidUtils.java > > Line 3153 (original), 3153 (patched) > > > > > > Unrelated to this patch but related to

Re: Review Request 72470: ACID: Concurrent MERGE INSERT operations produce duplicates

> On May 5, 2020, 7:20 a.m., Peter Varga wrote: > > ql/src/java/org/apache/hadoop/hive/ql/Context.java > > Lines 1198 (patched) > > > > > > Do you need a separate field for that, you could just check the > >

Re: Review Request 72470: ACID: Concurrent MERGE INSERT operations produce duplicates

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72470/ --- (Updated May 5, 2020, 8:33 a.m.) Review request for hive, Marton Bod, Peter

Re: Review Request 72470: ACID: Concurrent MERGE INSERT operations produce duplicates

> On May 4, 2020, 3:21 p.m., Marton Bod wrote: > > Looks good to me, just a couple of questions. Thank you for the review! > On May 4, 2020, 3:21 p.m., Marton Bod wrote: > > ql/src/test/org/apache/hadoop/hive/ql/lockmgr/TestDbTxnManager2.java > > Lines 2226 (patched) > >

Re: Review Request 72470: ACID: Concurrent MERGE INSERT operations produce duplicates

> On May 4, 2020, 3:21 p.m., Marton Bod wrote: > > ql/src/test/org/apache/hadoop/hive/ql/lockmgr/TestDbTxnManager2.java > > Lines 2231 (patched) > > > > > > nit: this appears in a few places, might make sense to

Re: Review Request 72470: ACID: Concurrent MERGE INSERT operations produce duplicates

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72470/ --- (Updated May 4, 2020, 4:33 p.m.) Review request for hive, Marton Bod, Peter

Re: Review Request 72469: HIVE-23325: Clean up cleanup tasks for TxnHandler/CompactionTxnHandler

> On May 4, 2020, 3:21 p.m., Denys Kuzmenko wrote: > > standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/AcidCompactionHistoryService.java > > Line 31 (original), 32 (patched) > > >

Re: Review Request 72469: HIVE-23325: Clean up cleanup tasks for TxnHandler/CompactionTxnHandler

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72469/#review220594 --- LGTM , just few questions

Re: Review Request 72465: HIVE-23340 TxnHandler cleanup

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72465/#review220593 ---

Re: Review Request 72470: ACID: Concurrent MERGE INSERT operations produce duplicates

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72470/ --- (Updated May 4, 2020, 1:32 p.m.) Review request for hive, Marton Bod, Peter

Review Request 72470: ACID: Concurrent MERGE INSERT operations produce duplicates

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72470/ --- Review request for hive, Marton Bod, Peter Varga, and Peter Vary. Bugs:

Re: Review Request 72436: Locks: Implement zero-wait readers

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72436/ --- (Updated April 29, 2020, 10:18 a.m.) Review request for hive, Marton Bod and

Re: Review Request 72436: Locks: Implement zero-wait readers

> On April 29, 2020, 9:25 a.m., Marton Bod wrote: > > ql/src/java/org/apache/hadoop/hive/ql/lockmgr/DbLockManager.java > > Lines 145 (patched) > > > > > > do we want to handle the case here when lockstate was

Re: Review Request 72436: Locks: Implement zero-wait readers

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72436/ --- (Updated April 28, 2020, 5:59 p.m.) Review request for hive, Marton Bod and

Re: Review Request 72436: Locks: Implement zero-wait readers

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72436/ --- (Updated April 28, 2020, 4:23 p.m.) Review request for hive, Marton Bod and

Re: Review Request 72436: Locks: Implement zero-wait readers

> On April 28, 2020, 9:43 a.m., Peter Vary wrote: > > standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java > > Lines 4353 (patched) > > > > > > why is this move?

Re: Review Request 72436: Locks: Implement zero-wait readers

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72436/ --- (Updated April 28, 2020, 4:19 p.m.) Review request for hive, Marton Bod and

Re: Review Request 72436: Locks: Implement zero-wait readers

> On April 27, 2020, 10:03 a.m., Marton Bod wrote: > > LGMT, just few questions Marton, thank you for the review! > On April 27, 2020, 10:03 a.m., Marton Bod wrote: > > ql/src/test/org/apache/hadoop/hive/ql/lockmgr/TestDbTxnManager2.java > > Lines 2553 (patched) > >

Re: Review Request 72436: Locks: Implement zero-wait readers

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72436/ --- (Updated April 27, 2020, 11:24 a.m.) Review request for hive, Marton Bod and

Review Request 72436: Locks: Implement zero-wait readers

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72436/ --- Review request for hive, Marton Bod and Peter Vary. Bugs: HIVE-23293

Re: Review Request 72388: HIVE-23048 Use sequences for TXN_ID generation

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72388/#review220483 ---

Re: Review Request 72112: HIVE-22869 - Add locking benchmark to metastore-tools/metastore-benchmarks

> On April 3, 2020, 11:28 a.m., Denys Kuzmenko wrote: > > standalone-metastore/metastore-tools/metastore-benchmarks/src/main/java/org/apache/hadoop/hive/metastore/tools/HMSBenchmarks.java > > Lines 414 (patched) > > > >

Re: Review Request 72112: HIVE-22869 - Add locking benchmark to metastore-tools/metastore-benchmarks

> On April 3, 2020, 11:28 a.m., Denys Kuzmenko wrote: > > standalone-metastore/metastore-tools/metastore-benchmarks/src/main/java/org/apache/hadoop/hive/metastore/tools/HMSBenchmarks.java > > Lines 414 (patched) > > > >

Re: Review Request 72378: HIVE-23201: Improve logging in locking

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72378/#review220456 --- Ship it! Ship It! - Denys Kuzmenko On April 23, 2020, 8:56

Re: Review Request 72387: Locks: Add new lock implementations for always zero-wait readers

> On April 22, 2020, 3:22 p.m., Peter Vary wrote: > > ql/src/java/org/apache/hadoop/hive/ql/ValidTxnManager.java > > Line 113 (original), 112 (patched) > > > > > > Isn't reference level check is risky here? good

Re: Review Request 72387: Locks: Add new lock implementations for always zero-wait readers

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72387/ --- (Updated April 22, 2020, 3:27 p.m.) Review request for hive, Marton Bod and

Re: Review Request 72387: Locks: Add new lock implementations for always zero-wait readers

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72387/ --- (Updated April 22, 2020, 2:29 p.m.) Review request for hive, Marton Bod and

Re: Review Request 72378: HIVE-23201: Improve logging in locking

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72378/#review220419 --- Looks good, however I don't really like change with

Re: Review Request 72388: HIVE-23048 Use sequences for TXN_ID generation

> On April 20, 2020, 10:40 a.m., Denys Kuzmenko wrote: > > standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java > > Lines 902 (patched) > > > > > > Can it be null?

Re: Review Request 72387: Locks: Add new lock implementations for always zero-wait readers

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72387/ --- (Updated April 21, 2020, 12:14 p.m.) Review request for hive, Marton Bod and

Re: Review Request 72378: HIVE-23201: Improve logging in locking

> On April 21, 2020, 10:38 a.m., Denys Kuzmenko wrote: > > standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java > > Lines 4427 (patched) > > > > > > I would keep

Re: Review Request 72378: HIVE-23201: Improve logging in locking

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72378/#review220389 --- LGTM, just number of comments

Re: Review Request 72388: HIVE-23048 Use sequences for TXN_ID generation

> On April 20, 2020, 10:40 a.m., Denys Kuzmenko wrote: > > standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java > > Line 172 (original), 225 (patched) > > > > > >

Re: Review Request 72387: Locks: Add new lock implementations for always zero-wait readers

> On April 20, 2020, 4:55 p.m., Peter Vary wrote: > > common/src/java/org/apache/hadoop/hive/conf/HiveConf.java > > Lines 2732 (patched) > > > > > > Maybe rephrase? > > Manages concurrency levels for ACID

Re: Review Request 72387: Locks: Add new lock implementations for always zero-wait readers

> On April 20, 2020, 4:55 p.m., Peter Vary wrote: > > common/src/java/org/apache/hadoop/hive/conf/HiveConf.java > > Lines 2727-2730 (original), 2727-2730 (patched) > > > > > > Is this config still needed in this

Re: Review Request 72387: Locks: Add new lock implementations for always zero-wait readers

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72387/ --- (Updated April 20, 2020, 8:50 p.m.) Review request for hive, Marton Bod and

Re: Review Request 72388: HIVE-23048 Use sequences for TXN_ID generation

> On April 20, 2020, 12:19 p.m., Peter Vary wrote: > > standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java > > Lines 780 (patched) > > > > > > TXN_META_INFO? What

Re: Review Request 72388: HIVE-23048 Use sequences for TXN_ID generation

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72388/#review220367 --- LGTM, just a few comments

Review Request 72387: Locks: Add new lock implementations for always zero-wait readers

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72387/ --- Review request for hive, Marton Bod and Peter Vary. Bugs: HIVE-19369

Re: Review Request 72324: HIVE-22750: Consolidate LockType naming

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72324/#review220265 --- Ship it! Ship It! - Denys Kuzmenko On April 8, 2020, 3:09

Re: Review Request 72324: HIVE-22750: Consolidate LockType naming

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72324/#review220258 --- LGTM, just few more comments

Re: Review Request 72324: HIVE-22750: Consolidate LockType naming

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72324/#review220256 --- metastore/scripts/upgrade/hive/hive-schema-4.0.0.hive.sql Line

Re: Review Request 72324: HIVE-22750: Consolidate LockType naming

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72324/#review220239 --- LGTM, some comments

Re: Review Request 72112: HIVE-22869 - Add locking benchmark to metastore-tools/metastore-benchmarks

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72112/#review220213 ---

Re: Review Request 72290: HIVE-23067: Use batch DB calls in TxnHandler for commitTxn and abortTxns

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72290/#review220186 --- Ship it! Ship It! - Denys Kuzmenko On April 1, 2020, 6:53

Re: Review Request 72283: HIVE-23076 Add batching for openTxn

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72283/#review220185 --- Ship it! Ship It! - Denys Kuzmenko On April 2, 2020, 10:23

Re: Review Request 72290: HIVE-23067: Use batch DB calls in TxnHandler for commitTxn and abortTxns

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72290/#review220164 --- LGTM, just a few comments.

Re: Review Request 72264: HIVE-23052: Optimize lock enqueueing in TxnHandler

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72264/#review220139 --- LGTM, 1 small comment, for your consideration, otherwise - ship

Re: Review Request 72283: HIVE-23076 Add batching for openTxn

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72283/#review220103 --- LGTM, just minor comments

Re: Review Request 72264: HIVE-23052: Optimize lock enqueueing in TxnHandler

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72264/#review220087 --- LGTM, however there are some issues to consider.

Re: Review Request 72264: HIVE-23052: Optimize lock enqueueing in TxnHandler

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72264/#review220086 ---

Re: Review Request 72249: Rewrite checkLock inner select with JOIN operator

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72249/ --- (Updated March 19, 2020, 12:25 p.m.) Review request for hive, Peter Vary and

Re: Review Request 72249: Rewrite checkLock inner select with JOIN operator

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72249/ --- (Updated March 19, 2020, 12:23 p.m.) Review request for hive, Peter Vary and

Review Request 72249: Rewrite checkLock inner select with JOIN operator

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72249/ --- Review request for hive, Peter Vary and Rajesh Balamohan. Bugs: HIVE-22888

Re: Review Request 72246: HIVE-23045: Zookeeper SSL/TLS support

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72246/#review22 --- LGTM, small remarks

Re: Review Request 72151: HIVE-22376: Cancelled query still prints exception if it was stuck in waiting for lock

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72151/#review219612 --- ql/src/java/org/apache/hadoop/hive/ql/Driver.java Lines 400

Re: Review Request 72129: HIVE-22850: Optimise lock acquisition in TxnHandler

> On Feb. 13, 2020, 3:08 p.m., Denys Kuzmenko wrote: > > standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/txn/TxnHandler.java > > Lines 4546 (patched) > > > > > > Hi Rajesh,

Re: Review Request 72129: HIVE-22850: Optimise lock acquisition in TxnHandler

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72129/#review219575 ---

Re: Review Request 72129: HIVE-22850: Optimise lock acquisition in TxnHandler

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72129/#review219572 ---

Re: Review Request 72028: HIVE-22729: Provide a failure reason for failed compactions

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/72028/#review219335 --- Ship it! LGTM, 1 minor comment

Re: Review Request 71988: HIVE-22703: Compaction configuration check when starting HMS/HS2

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/71988/#review219268 --- Ship it! Ship It! - Denys Kuzmenko On Jan. 13, 2020, 2:12

Re: Review Request 71988: HIVE-22703: Compaction configuration check when starting HMS/HS2

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/71988/#review219237 --- LGTM, just minor comments

Review Request 71888: HIVE-22568: Process compaction candidates in parallel by the Initiator

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/71888/ --- Review request for hive, Laszlo Pinter and Peter Vary. Bugs: HIVE-22568

Re: Review Request 71812: HIVE-22534: ACID: Improve Compactor thread logging

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/71812/#review218847 ---

Re: Review Request 71792: COMPLETED_TXN_COMPONENTS table is never cleaned up unless Compactor runs

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/71792/ --- (Updated Nov. 21, 2019, 5:35 p.m.) Review request for hive, Laszlo Pinter and

Re: Review Request 71792: COMPLETED_TXN_COMPONENTS table is never cleaned up unless Compactor runs

> On Nov. 20, 2019, 3:19 p.m., Denys Kuzmenko wrote: > > Not ready. Need to handle aborted and currently active compactions. > > Denys Kuzmenko wrote: > Handling above cases would complicate the Initiator logic and make > preliminare check longer. Not sure how critial it is that in case of

Re: Review Request 71792: COMPLETED_TXN_COMPONENTS table is never cleaned up unless Compactor runs

> On Nov. 20, 2019, 3:19 p.m., Denys Kuzmenko wrote: > > Not ready. Need to handle aborted and currently active compactions. Handling above cases would complicate the Initiator logic and make preliminare check longer. Not sure how critial it is that in case of unsuccessful compaction attempt,

Re: Review Request 71792: COMPLETED_TXN_COMPONENTS table is never cleaned up unless Compactor runs

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/71792/#review218723 --- Not ready. Need to handle aborted and currently active

Review Request 71792: COMPLETED_TXN_COMPONENTS table is never cleaned up unless Compactor runs

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/71792/ --- Review request for hive, Laszlo Pinter and Peter Vary. Bugs: HIVE-21917

Re: Review Request 71705: HIVE-22420: DbTxnManager.stopHeartbeat() should be thread-safe

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/71705/#review218491 --- LGTM, just minor comments. Also you mentioned unit test, do not

Re: Review Request 71705: HIVE-22420: DbTxnManager.stopHeartbeat() should be thread-safe

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/71705/#review218490 --- ql/src/java/org/apache/hadoop/hive/ql/lockmgr/DbTxnManager.java

Re: Review Request 71589: Create read-only transactions

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/71589/ --- (Updated Oct. 31, 2019, 3:21 p.m.) Review request for hive, Laszlo Pinter and

Re: Review Request 71589: Create read-only transactions

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/71589/ --- (Updated Oct. 31, 2019, 3:20 p.m.) Review request for hive, Laszlo Pinter and

Re: Review Request 71589: Create read-only transactions

--- This is an automatically generated e-mail. To reply, visit: https://reviews.apache.org/r/71589/ --- (Updated Oct. 30, 2019, 12:23 p.m.) Review request for hive, Laszlo Pinter and

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