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MySQLi CREATE DB

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MySQLi CREATE DB

Don’t start MySQLi CREATE DB with jargon. Start with fetch marks by roll. That is the whole point.

MySQLi CREATE DB order — meaning → prepared statement → one limit. Dumping ten features helps nobody.

Without MySQLi CREATE DB, the college DB gets messy and fetch marks by roll is hard to trust.

Farhan ships MySQLi CREATE DB in the college DB. That is the use case worth saying.

Don’t do this with MySQLi CREATE DB — string-concat SQL. Interviewers spot it in ten seconds.

Place MySQLi CREATE DB next to nearby PHP work — prepared statement is the link.

One breath for MySQLi CREATE DB, then fetch marks by roll, then string-concat SQL. Sit down.

Exam tip

Say MySQLi CREATE DB in one breath, then prepared statement, then string-concat SQL.

Example

<?php
// PDO sketch (connection details omitted)
// $pdo = new PDO($dsn, $user, $pass);
// $stmt = $pdo->prepare("SELECT id, name FROM users WHERE id = ?");
// $stmt->execute([1]);
// $row = $stmt->fetch();
$demo = ["id" => 1, "name" => "Asha"];
echo $demo["name"];

MySQLi CREATE DB — use prepared statements with PDO/MySQLi — never concatenate raw SQL.

Short notes

DefMySQLi CREATE DB — Farhan uses it for fetch marks by roll in the college DB.
RuleMySQLi CREATE DB → prepared statement.
RememberMySQLi CREATE DB + the PHP runtime (the college DB).
UseMySQLi CREATE DB in the college DB (fetch marks by roll).
TrapMySQLi CREATE DB — string-concat SQL.
ExMySQLi CREATE DB → fetch marks by roll.

<?php // PDO sketch (connection details omitted) // $pdo = new PDO($dsn, $user, $pass); // $stmt = $pdo->prepare("SELECT id, name FROM users WHERE id = ?"); // $stmt->execute([1]); // $row = $stmt->fetch(); $demo = ["id" => 1, "name" => "Asha"]; echo $demo["name"];

MySQLi CREATE DB

Example

Short notes

Questions

MySQLi CREATE DB

Example

Short notes

Questions