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- CREATE TRIGGER Statement 11849
- New The CREATE TRIGGER feature was introduced in DuckDB 2.0. The CREATE TRIGGER statement registers a trigger: a set of SQL statements that run automatically in response to INSERT , UPDATE , or DELETE events on a table. Examples Record ever
...tement-level AFTER trigger. The REFERENCING OLD TABLE and NEW TABLE clauses expose the rows before and after the change as transition tables: CREATE TABLE target (id INTEGER, val INTEGER); CREATE TABLE audit (id INTEGER, old_val INTEGER, new_val INTEGER);...tatement, regardless of how many rows are affected. Use REFERENCING OLD TABLE and NEW TABLE to access the affected rows as transition tables. Transition Tables Statement-level triggers can expose the rows involved in the change as transition tables: NEW TA... - https://man.mtool.work/duckdb/2.0/sql/statements/create_trigger.html
- Migrating to DuckDB 2.0 8519
- DuckDB 2.0.0 is packed with new features and performance improvements, including query optimization and asynchronous I/O. It also ships a small set of breaking changes, most notably a new default storage format, which DuckDB versions before
...2.0.0 cannot read, and the next step of the lambda syntax transition. This page provides guidance on migrating existing deployments to DuckDB 2.0.0. Before You Migrate Before migrating to Duc...M DATABASE , see How to Move between Storage Formats . Lambda Syntax DuckDB 2.0.0 takes the next step in the lambda syntax transition that began in v1.3 . The old single arrow syntax ( x -> x + 1 ) is now disabled by default in favor of the Python-style sy... - https://man.mtool.work/duckdb/2.0/operations_manual/migration.html
- Release Cycle 7515
- This document outlines the DuckDB and core extension release cycle framework. It is intended for developers working on DuckDB extensions to better understand the underlying processes. Overview DuckDB follows Semantic Versioning ( v<MAJOR>.<
...: Create vx.<y+1>-codename branch from main Switch Three branch -> Two branch or Two branch -> Single branch When: part of transition from Feature Freeze -> Mid-cycle Action: happens automatically ( vx.y-codename becomes inactive by definition) Single bran... - https://man.mtool.work/duckdb/2.0/dev/release_cycle.html
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