Laravel - Database Basics and Migrations
Which of the following is the correct syntax to add an auto-incrementing primary key column named 'id' in a Laravel migration?
Which of the following is the correct syntax to add an auto-incrementing primary key column named 'id' in a Laravel migration?
easy📝 Syntax Q3 of 15
Step-by-Step Solution
Solution:
Step 1: Recall the Laravel method for auto-increment primary key
The methodincrementscreates an auto-incrementing integer primary key.Step 2: Verify the syntax correctness
$table->increments('id');is the standard and correct syntax.Final Answer:
$table->increments('id'); -> Option BQuick Check:
Auto-increment primary key = $table->increments() [OK]
Quick Trick: Use $table->increments('id') for auto-increment keys [OK]
Common Mistakes:
- Using $table->integer() without autoIncrement()
- Using $table->primary() alone without increments
- Using bigInteger without increments for id
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