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kv: non-locking reads ignore exclusive locks #94729

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#106316
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kv: non-locking reads ignore exclusive locks#94729
#106316
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arulajmani
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A-kv-transactionsRelating to MVCC and the transactional model.A-read-committedRelated to the introduction of Read CommittedC-enhancementSolution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)P-0Issues/test failures with a fix SLA of 2 weeksT-kvKV Team
@nvb

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@nvb
nvb
opened on Jan 4, 2023

See #49684 for context. If we differentiate between exclusive locks and intents, then we don't need non-locking reads to wait on exclusive locks. See also this document.

Before we do this, we'll likely want something like #91417. This was also described in #49684 (comment).

Jira issue: CRDB-23103

Epic CRDB-26544

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A-kv-transactionsRelating to MVCC and the transactional model.A-read-committedRelated to the introduction of Read CommittedC-enhancementSolution expected to add code/behavior + preserve backward-compat (pg compat issues are exception)P-0Issues/test failures with a fix SLA of 2 weeksT-kvKV Team

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