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description=Drizzle ORM is a lightweight and performant TypeScript ORM with developer experience in mind.;

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drizzle orm dynamic query building we ve merged alternation engine into beta release try it out docs postgresql mysql sqlite singlestore mssql cockroachdb postgresql 35k light dark system postgresql mysql sqlite singlestore mssql cockroachdb postgresql meet drizzle get started sustainability why drizzle guides tutorials latest releases gotchas upgrade to v1 0 how to upgrade v0 v1 updates relational queries v1 to v2 fundamentals schema relations database connection query data migrations connect postgresql planetscale postgres neon vercel postgres prisma postgres supabase xata pglite nile bun sql effect postgres netlify database aws data api postgres drizzle proxy expand manage schema data types indexes constraints sequences views schemas drizzle relations row level security rls extensions migrations overview generate migrate push pull export check up studio custom migrations migrations for teams web and mobile drizzle config ts seeding overview generators versioning access your data query select insert update delete filters utils joins aliases magic sql operator sql comments performance queries serverless advanced set operations generated columns transactions batch cache dynamic query building read replicas custom types codecs jit mappers goodies validations zod valibot typebox arktype typebox legacy effect schema extensions eslint plugin drizzle graphql system light dark become a sponsor twitter discord v1 0 98 benchmarks extension studio studio package gateway drizzle run our goodies our primary backer our cloud partner drizzle is giving you 10 off turso scaler and pro for 1 year product by drizzle team one dollar stats 1 per mo web analytics christmas deal dynamic query building by default as all the query builders in drizzle try to conform to sql as much as possible you can only invoke most of the methods once for example in a select statement there might only be one where clause so you can only invoke where once const query db select from users where eq users id 1 where eq users name john type error where can only be invoked once in the previous orm versions when such restrictions weren t implemented this example in particular was a source of confusion for many users as they expected the query builder to merge multiple where calls into a single condition this behavior is useful for conventional query building i e when you create the whole query at once however it becomes a problem when you want to build a query dynamically i e if you have a shared function that takes a query builder and enhances it to solve this problem drizzle provides a special dynamic mode for query builders which removes the restriction of invoking methods only once to enable it you need to call dynamic on a query builder let s see how it works by implementing a simple withpagination function that adds limit and offset clauses to a query based on the provided page number and an optional page size function withpagination t extends pgselect qb t page number 1 pagesize number 10 return qb limit pagesize offset page 1 pagesize const query db select from users where eq users id 1 withpagination query 1 type error the query builder is not in dynamic mode const dynamicquery query dynamic withpagination dynamicquery 1 ok note that the withpagination function is generic which allows you to modify the result type of the query builder inside it for example by adding a join function withfriends t extends pgselect qb t return qb leftjoin friends eq friends userid users id let query db select from users where eq users id 1 dynamic query withfriends query this is possible because pgselect and other similar types are specifically designed to be used in dynamic query building they can only be used in dynamic mode here is the list of all types that can be used as generic parameters in dynamic query building query type select pgselect pgselectquerybuilder insert pginsert update pgupdate delete pgdelete the querybuilder types are for usage with standalone query builder instances db query builders are subclasses of them so you can use them as well import querybuilder from drizzle orm pg core function withfriends t extends pgselectquerybuilder qb t return qb leftjoin friends eq friends userid users id const qb new querybuilder let query qb select from users where eq users id 1 dynamic query withfriends query