so avoid treating patching as a substitute for upgrade planning. SQL Server 2016 support date Microsoft lists mainstream support through Jul 13， 2031 and extended support through Jan 6， performance。
2036. Latest CU: CU7 for 2025 (17.0.4065.4). Latest GDR: GDR (17.0.1125.2). In mainstream support. Functional， 2033. Latest CU: CU26 for 2022 (16.0.4265.3). Latest GDR: GDR (16.0.1190.2). In mainstream support. This is usually the safest current long-term target for existing production estates. SQL Server 2019 support date Microsoft lists mainstream support through Feb 28， 2025 and extended support through Jan 8， scalability， but version-change planning should be on the table. SQL Server 2017 support date Microsoft lists mainstream support through Oct 11， 2022 and extended support through Oct 12， 2030. Latest CU: CU32 for 2019 (15.0.4430.1). Latest GDR: GDR (15.0.2180.2). Mainstream support has ended. Extended support still provides security updates。
but that should be a temporary risk decision. ， 2028 and extended support through Jan 11， SQL Server 2025 support date Microsoft lists mainstream support through Jan 6， 2021 and extended support through Jul 14， and security updates are still in the normal support window. SQL Server 2022 support date Microsoft lists mainstream support through Jan 11， 2026. Latest CU: CU17 + GDR for SP2 (13.0.5893.48). Latest GDR: GDR for Azure Connect pack (13.0.7095.1). Extended support is near its end. ESU may be available after regular support， 2027. Latest CU: CU31 for 2017 (14.0.3456.2). Latest GDR: GDR (14.0.2120.1). Mainstream support has ended. Extended support is security-focused，。