Vitess v23.0.0 API Changes Report

Summary

This report documents all public-facing API changes, flag modifications, metric additions/removals, and parser enhancements that were merged into Vitess v23.0.0. Based on analysis of 276 pull requests from the v23 milestone.

Table of Contents

• Major Changes
  • Flag Standardization
  • New Flags
  • New Metrics

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<a id="major-changes"/>Major Changes</a>

<a id="flag-standardization"/>Flag Standardization</a>

The most significant change in v23 is the systematic migration of CLI flags from underscore (_) to dash (-) notation. This affects over 1,000+ flags across all Vitess components.

Key Flag Migration PRs

PR	Component Focus	Flags Migrated	Description	Breaking Change
#18009	gRPC	234	gRPC authentication, TLS, keepalive flags	⚠️ Yes
#18280	All Components	1,170+	MEGA MIGRATION - Most comprehensive flag refactor	⚠️ Yes

<a id="new-flags"/>New Flags</a>

Component	Flag Name	Type	Description	PR
vtgate, vttablet, vtcombo	--querylog-time-threshold	duration	Execution time threshold for query logging	#18520
vtorc	--allow-recovery	bool	Allow VTOrc recoveries to be disabled from startup	#18005

<a id="new-metrics"/>New Metrics</a>

VTGate

Name	Dimensions	Description	PR
TransactionsProcessed	TransactionType, ShardDistribution	Track transactions by type and shard distribution	#18171

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Generated from analysis of all v23 milestone pull requests