* refactor: clean to roadmap content * refactor: move shared helpers into scripts/lib
8 lines
522 B
Markdown
8 lines
522 B
Markdown
# Alter Table
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The `ALTER TABLE` statement in SQL is used to modify the structure of an existing table. This includes adding, dropping, or modifying columns, changing the data type of a column, setting default values, and adding or dropping primary or foreign keys.
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Visit the following resources to learn more:
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- [@article@ALTER TABLE Statement](https://www.techonthenet.com/sql/tables/alter_table.php)
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- [@article@ALTER TABLE - PostgreSQL](https://www.postgresqltutorial.com/postgresql-tutorial/postgresql-alter-table/) |