[Solved] Which of the following is the correct syntax to create a hash partitioned table in PostgreSQL? — Ans: CREATE TABLE sales PARTITION BY HASH (customer_id); | PostgreSQL

PostgreSQL - Table Partitioning

Which of the following is the correct syntax to create a hash partitioned table in PostgreSQL?

ACREATE TABLE sales PARTITION BY HASH (customer_id);

BCREATE TABLE sales PARTITION BY LIST (customer_id);

CCREATE TABLE sales PARTITION BY RANGE (customer_id);

DCREATE TABLE sales PARTITION BY COLUMN (customer_id);

Step-by-Step Solution

Solution:

Step 1: Recall partitioning syntax
PostgreSQL uses PARTITION BY HASH, LIST, or RANGE for partitioning methods.
Step 2: Identify correct syntax for hash partitioning
PARTITION BY HASH (column) is the correct syntax for hash partitioning.
Final Answer:
CREATE TABLE sales PARTITION BY HASH (customer_id); -> Option A
Quick Check:
Hash partition syntax = PARTITION BY HASH [OK]

Quick Trick: Use PARTITION BY HASH for hash partitioning syntax [OK]

Common Mistakes:

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Which of the following is the correct syntax to create a hash partitioned table in PostgreSQL?