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2012/8/24 -I would like to insert the row if the column doesn't have the data already - regardless of the other columns. CREATE TABLE t ( id INTEGER ...
2024/2/4 -tl;dr - INSERT OR IGNORE will silently fail if any constraint is violated (even a NOT NULL on a column type!). If you want to express "insert ...
2023/4/29 -insert or ignore does not change a single bit in the database file if the key is already present. insert or replace on the other hand changes ...
The first variant, insert or ignore, is arguably more idiomatic to SQLite, and theoretically requires less work. As the DML will have to check the primary key ...
2026/5/2 -INSERT OR IGNORE skips rows that would violate a UNIQUE , PRIMARY KEY , or NOT NULL constraint instead of raising an error. The conflicting row ...
2026/5/14 -The INSERT statement comes in three basic forms. INSERT INTO table VALUES(...); The first form (with the "VALUES" keyword) creates one or more ...
2025/7/23 -SQLite is a dataset whose INSERT OR REPLACE function acts as a particular construct which enabling one to insert data that doesn't exist or ...
2023/4/19 -When I add data to my SQLite DB, some of the columns have the nullable=False set. It is possible, that I add data (like a date) which is already ...
2014/3/7 -INSERT OR IGNORE have in common that they append new rows to the database if a given PRIMARY KEY does not exist in the database table, yet.
In this tutorial, you will create a database of Monty Python movies using basic sqlite3 functionality. It assumes a fundamental understanding of database ...