Table naming conventions in Laravel - Cheat Sheet & Quick Revision

Recall & Review

beginner

What is the default naming convention for database tables in Laravel?

Laravel uses plural snake_case names for tables by default. For example, a model named User corresponds to a table named users.

beginner

Why does Laravel use plural table names by default?

Plural table names represent collections of records, like a list of users or posts. This matches how we think about tables storing many items.

intermediate

How should you name pivot tables in Laravel for many-to-many relationships?

Pivot tables should be named by combining the two related table names in alphabetical order, separated by an underscore. For example, role_user for roles and users.

beginner

What naming style does Laravel use for table names?

Laravel uses snake_case for table names, which means all lowercase letters with underscores between words, like blog_posts.

intermediate

Can you customize the table name in a Laravel model?

Yes, you can set a custom table name by defining the protected $table property inside your model class.

What is the default table name for a Laravel model named ProductCategory?

A ProductCategories

B product_categories

C productcategory

D product_category

Laravel converts model names to plural snake_case table names, so ProductCategory becomes product_categories.

How should a pivot table be named for models User and Role?

A user_role

B userroles

C roles_users

D role_user

Pivot tables are named by combining related table names in alphabetical order with an underscore: role_user.

Which naming style does Laravel use for table names?

A snake_case

B PascalCase

C kebab-case

D camelCase

Laravel uses snake_case for table names, meaning lowercase letters with underscores.

How can you specify a custom table name in a Laravel model?

A Set a <code>public $tableName</code> property

B Rename the model class

C Set a <code>protected $table</code> property

D Change the database config file

You define protected $table inside the model to customize the table name.

Why is it important to follow Laravel's table naming conventions?

A To avoid writing extra code for table names

B Because Laravel does not allow custom table names

C To make tables case sensitive

D To speed up database queries

Following conventions lets Laravel automatically find tables without extra configuration.

Explain Laravel's default table naming conventions and why they are useful.

Think about how Laravel matches models to tables without extra setup.

Describe how to name pivot tables in Laravel and why alphabetical order matters.

Pivot tables connect two tables and their names must be consistent.

Practice

1. In Laravel, what is the recommended naming convention for database tables?

easy

A. Plural, lowercase, and use underscores (snake_case)

B. Singular, uppercase, and use camelCase

C. Plural, uppercase, and use hyphens

D. Singular, lowercase, and use spaces

Solution

1. Step 1: Understand Laravel's default table naming

   Laravel expects table names to be plural and lowercase with underscores separating words (snake_case).

2. Step 2: Compare options with Laravel conventions

   Only Plural, lowercase, and use underscores (snake_case) matches plural, lowercase, and underscores. Others use singular, uppercase, or invalid characters.

3. Final Answer:

   Plural, lowercase, and use underscores (snake_case) -> Option A

4. Quick Check:

   Table names = plural + lowercase + underscores [OK]

Hint: Tables are plural and snake_case in Laravel [OK]

Common Mistakes:

• Using singular table names
• Using camelCase or spaces in table names
• Using uppercase letters in table names

2. Which of the following is the correct Laravel table name for a model named ProductCategory?

easy

A. productCategories

B. productcategories

C. ProductCategories

D. product_categories

Solution

1. Step 1: Convert model name to table name format

   Laravel converts camel case model names to snake_case plural table names.

2. Step 2: Apply plural and snake_case

   ProductCategory becomes product_category, then plural is product_categories.

3. Final Answer:

   product_categories -> Option D

4. Quick Check:

   Model ProductCategory = table product_categories [OK]

Hint: Convert camelCase to snake_case and pluralize [OK]

Common Mistakes:

• Not pluralizing the table name
• Using camelCase or PascalCase for table names
• Using singular form instead of plural

3. Given the Laravel model UserProfile, which table name will Laravel assume by default when querying?

medium

A. userProfile

B. userprofile

C. user_profiles

D. UserProfiles

Solution

1. Step 1: Understand Laravel's default table naming from model

   Laravel converts model names from camel case to snake_case and pluralizes them.

2. Step 2: Apply to UserProfile

   UserProfile becomes user_profile, then pluralized to user_profiles.

3. Final Answer:

   user_profiles -> Option C

4. Quick Check:

   UserProfile model = user_profiles table [OK]

Hint: Model name to snake_case plural table [OK]

Common Mistakes:

• Using singular or camelCase table names
• Not pluralizing the table name
• Using uppercase letters in table names

4. You have a Laravel model named OrderItem but the table is named orderitems. What issue will this cause?

medium

A. Laravel will query the orderitems table correctly without issues.

B. Laravel will not find the table automatically and cause a runtime error.

C. Laravel will throw a syntax error due to table name casing.

D. Laravel will convert the table name automatically to order_items.

Solution

1. Step 1: Check Laravel's table naming expectation

   Laravel expects the table name to be plural and snake_case, so for OrderItem it expects order_items.

2. Step 2: Analyze mismatch impact

   If the table is named orderitems (no underscore), Laravel won't find it automatically and will cause a runtime error.

3. Final Answer:

   Laravel will not find the table automatically and cause a runtime error. -> Option B

4. Quick Check:

   Table name mismatch = runtime error [OK]

Hint: Table name must match snake_case plural exactly [OK]

Common Mistakes:

• Assuming Laravel auto-corrects table names
• Thinking casing causes syntax errors
• Ignoring runtime errors from missing tables

5. You want to use a Laravel model Person but your database table is named people_records. How can you correctly link the model to this table?

hard

A. Set the protected $table property in the model to 'people_records'.

B. Rename the table to people to follow conventions.

C. Change the model name to PeopleRecord to match the table.

D. Laravel will automatically detect the table people_records.

Solution

1. Step 1: Understand Laravel's default table detection

   Laravel expects the table name to be plural snake_case of the model name, so Person expects people.

2. Step 2: Link model to custom table

   To use a differently named table like people_records, set protected $table = 'people_records' in the model.

3. Final Answer:

   Set the protected $table property in the model to 'people_records'. -> Option A

4. Quick Check:

   Custom table name = set $table property [OK]

Hint: Use $table property to link custom table names [OK]

Common Mistakes:

• Assuming Laravel auto-detects non-standard table names
• Renaming model instead of setting $table
• Renaming database tables unnecessarily