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Distinct Categories

#2 · 2 of 9Free sample

Instructions

Distinct Categories

List all distinct category names from the categories table. Alias the column as 'cat_name'.

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All exercises in SQL: Basic Select

customer_idINTEGER
first_nameTEXT
last_nameTEXT
emailTEXT
cityTEXT
join_dateTEXT
phoneTEXT

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department_idINTEGER
department_nameTEXT
locationTEXT

employees6 cols

employee_idINTEGER
first_nameTEXT
last_nameTEXT
department_idINTEGER
hire_dateTEXT
salaryREAL

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category_idINTEGER
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product_idINTEGER
product_nameTEXT
category_idINTEGER
unit_priceREAL
stock_quantityINTEGER
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order_idINTEGER
customer_idINTEGER
employee_idINTEGER
order_dateTEXT
statusTEXT
total_amountREAL

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order_idINTEGER
product_idINTEGER
quantityINTEGER
unit_priceREAL

suppliers4 cols

supplier_idINTEGER
supplier_nameTEXT
cityTEXT
products_suppliedTEXT

shipping_addresses6 cols

shipping_idINTEGER
order_idINTEGER
addressTEXT
cityTEXT
stateTEXT
postal_codeTEXT

inventory_movements5 cols

movement_idINTEGER
product_idINTEGER
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Tables

11 tables

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customer_idINTEGER
first_nameTEXT
last_nameTEXT
emailTEXT
cityTEXT
join_dateTEXT
phoneTEXT