![]() When ID=1 does not exist, the name will be the default (NULL). When ID=1 exists, the NAME will be unaffected. #SQLITE UPSERT UPDATE#GOOD but tedious: This will update 2 of the columns. UPSERT in SQLite follows the syntax established by PostgreSQL. UPSERT is a special syntax addition to INSERT that causes the INSERT to behave as an UPDATE or a no-op if the INSERT would violate a uniqueness constraint. UPSERT support in SQLite! UPSERT syntax was added to SQLite with version 3.24.0! Perhaps I should use the select to read the 4th column (Blob3) and then use REPLACE to write a new record blending the original 4th Column with the new data for the first 3 columns?Īssuming three columns in the table: ID, NAME, ROLEīAD: This will insert or replace all columns with new values for ID=1: INSERT OR REPLACE INTO Employee (id, name, role)īAD: This will insert or replace 2 of the columns… the NAME column will be set to NULL or the default value: INSERT OR REPLACE INTO Employee (id, role) UPDATE I am guessing is slow compared to INSERT, but how does it compare to SELECT using the Primary key? ![]()
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