Delete the 2023 Sales Partition from the Table

Removing a Partition from a Partitioned Table

Write a PostgreSQL query to remove the Sales_2023 partition from the Sales table.

Solution:

-- Drop the 2023 sales partition.
DROP TABLE Sales_2023;

Explanation:

• Purpose of the Query:
• Removes a specific partition, deleting all data within it.
• Key Components:
• DROP TABLE Sales_2023: Deletes the partition permanently
• Real-World Application:
• Useful for archiving old data before removal.

Notes:

• Dropping a partition deletes its data permanently unless backed up.

For more Practice: Solve these Related Problems:

• Write a PostgreSQL query to remove a partition after archiving its data to a backup table.
• Write a PostgreSQL query to remove multiple partitions simultaneously using a dynamic approach.
• Write a PostgreSQL query to remove a partition conditionally based on its data volume.
• Write a PostgreSQL query to remove a partition and reassign its data to a default partition if needed.

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Previous PostgreSQL Exercise: Adding a New Partition to an Existing Table.