Comprehensive T-SQL and SQL Server expertise for query optimization, performance tuning, and Azure SQL Database. PROACTIVELY activate for: (1) T-SQL query optimization and SARGability analysis, (2) SQL Server performance tuning, (3) Index design and strategy, (4) Execution plan analysis, (5) Parameter sniffing solutions, (6) Azure SQL Database optimization, (7) Window functions and advanced patterns, (8) Columnstore and In-Memory OLTP, (9) Query Store and IQP features. Includes: tsql-expert agent, 5 progressive disclosure skills, 3 optimization commands, diagnostic scripts.
/plugin marketplace add JosiahSiegel/claude-plugin-marketplace/plugin install tsql-master@claude-plugin-marketplacePayload Development plugin - covers collections, fields, hooks, access control, plugins, and database adapters.
Essential developer skills including Git workflows, SQL optimization, error handling, code review, E2E testing, authentication, debugging, and monorepo management
Schema validation, data quality monitoring, streaming validation pipelines, and input validation for backend APIs
Database migration automation, observability, and cross-database migration strategies