notnull Questions

Postgresql – Is there a way to set default values of columns that are NOT NULL in postgres?

May 7, 2024
m m
3 Answers

In PostgreSQL, when a column is marked as NOT NULL and no value is provided for it during insertion, an error is thrown. However, in MySQL, if no value is provided, the default value is set based on the column's…

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Postgresql – postgres altering table column is skipped

November 4, 2022
guradio
2 Answers

I altered a table using the command ALTER TABLE sys.system_property ADD COLUMN IF NOT EXISTS description text; COMMENT ON COLUMN sys.system_property.description IS 'description of property'; I then need to have a default value and set it no Not NULL so…

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