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Constraints – DuckDB 11228: This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview ... example, we could enforce that the name column does not contain spaces using the following CHECK constraint. CREATE TABLE students ( name VARCHAR CHECK ( NOT contains ( name , ' ' ))); INSERT INTO students VALUES ( 'this name contains spaces' ); Constr ... aint Error: CHECK constraint failed on table students with expression CHECK((NOT contains("name", ' '))) Not Null Constraint A not-null constraint specifies that the column ca ... ables are nullable. Adding NOT NULL to a column definition enforces that a column cannot contain NULL values. CREATE TABLE students ( name VARCHAR NOT NULL ); INSERT INTO students VALUES ( NULL ); Constraint Error: NOT NULL constraint failed: students.n ...; https://man.mtool.work/duckdb/1.3/sql/constraints.html

Autocomplete – DuckDB 7485: This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview ... l looks at the position in the SQL statement to determine which of these autocompletions to trigger. For example: SELECT s student_id SELECT student_id F FROM SELECT student_id FROM g grades SELECT student_id FROM 'd 'data/ SELECT student_id FROM 'data/ ... 'data/grades.csv 関連キーワード student autocomplete shell pressing names through suggestions cycle functions grades Documentation Client APIs Copy Markdown Autoc ...; https://man.mtool.work/duckdb/1.3/clients/cli/autocomplete.html

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