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How to execute a PDO query?

Q: How to execute a PDO query?

1) $pdo->query() — without parameters. 2) $pdo->prepare() + execute() — with parameters. 3) fetch() — one row. 4) fetchAll() — all rows. 5) Modes: FETCH_ASSOC, FETCH_OBJ.

Updated: 2026-08-31

Answer

•$pdo->query() — without parameters.

•$pdo->prepare() + execute() — with parameters.

•fetch() — one row.

•fetchAll() — all rows.

•Modes: FETCH_ASSOC, FETCH_OBJ.

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How to execute a PDO query?

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