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1 vote
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intra-query parallel thread deadlocks with only Page Locks with snapshot isolation and change tracking

I've been trying to optimise a data loading process. This is on Sqlserver 2016 (13.0.5850.14 - latest SP&CU). I've switched to change tracking for internal database changes and set tablocks on all ...
Brett's user avatar
  • 111
2 votes
0 answers
432 views

Performance drop after change tracking & isolation snapshot

Several days ago, I enabled change tracking on a db and some of its tables. A few days ago, I also SET ALLOW_SNAPSHOT_ISOLATION ON. (Probably important note: I never SET READ_COMMITTED_SNAPSHOT ON, ...
George Menoutis's user avatar