Breaking News: Grepper is joining You.com. Read the official announcement!

sql unique rows

Add Answer

Strange Sable answered on January 28, 2021 Popularity 10/10 Helpfulness 6/10

answer sql unique rows

related How to select all unique values from a column SQL

related how to select unique element in sql

related how to find unique element in sql

related sql unique select

related unique element in sql

related unique in sql server

sql unique rows

Comment

SELECT
DISTINCT country
FROM City;

Popularity 10/10 Helpfulness 6/10 Language sql

Source: learnsql.com

Tags: rows sql unique

Link to this answer
Share Copy Link

Contributed on Feb 07 2022

Strange Sable

0 Answers Avg Quality 2/10

Closely Related Answers

How to select all unique values from a column SQL

Comment

-- You can select all the unique values from a column using the DISTINCT keyword:
SELECT DISTINCT example_column
FROM example_table;

Popularity 10/10 Helpfulness 7/10 Language sql

Source: campus.datacamp.com

Tags: select se

Link to this answer
Share Copy Link

Contributed on Jul 20 2022

Elisabeth Engering

0 Answers Avg Quality 2/10

how to select unique element in sql

Comment

DISTINCT
- select distinct * from employees; ==> 
  retrieves any row if it has at
  least a single unique column.

- select distinct first_name from employees; ==> 
      retrieves unique names
     from table. (removes duplicates)
     
- select distinct count(*) from employees;
     retrieve number of unique rows
     if any row has at least a single unique data.

Popularity 10/10 Helpfulness 5/10 Language sql

Source: Grepper

Tags: element

Link to this answer
Share Copy Link

Contributed on Jan 28 2021

Obedient Ocelot

0 Answers Avg Quality 2/10

how to find unique element in sql

Comment

DISTINCT
- select distinct * from employees; ==> 
           retrieves any row if it has at 
           least a single unique column.
- select distinct first_name from employees; ==> 
              retrieves unique names
              from table. (removes duplicates)
- select distinct count(*) from employees;
          retrieve number of unique rows
          if any row has at least a single unique data.

Popularity 10/10 Helpfulness 4/10 Language sql

Source: Grepper

Tags: element

Link to this answer
Share Copy Link

Contributed on Jan 28 2021

Obedient Ocelot

0 Answers Avg Quality 2/10

sql unique select

Comment

SELECT DISTINCT col1, col2, ....
FROM table_name;

SELECT col1, MIN(col2)
FROM table_name
GROUP BY col1;

Popularity 10/10 Helpfulness 3/10 Language sql

Source: Grepper

Tags: select se

Link to this answer
Share Copy Link

Contributed on Nov 02 2021

Kevin

0 Answers Avg Quality 2/10

unique element in sql

Comment

DISTINCT
- select distinct * from employees; ==> retrieves any row if it has at
least a single unique column.
- select distinct first_name from employees; ==> retrieves unique names
from table. (removes duplicates)
- select distinct count(*) from employees; retrieve number of unique rows
if any row has at least a single unique data.

Popularity 10/10 Helpfulness 3/10 Language sql

Source: Grepper

Tags: element

Link to this answer
Share Copy Link

Contributed on Jan 28 2021

Obedient Ocelot

0 Answers Avg Quality 2/10

unique in sql server

Comment

CREATE TABLE Persons (
    ID int NOT NULL UNIQUE,
    LastName varchar(255) NOT NULL,
    FirstName varchar(255),
    Age int
);

Popularity 10/10 Helpfulness 2/10 Language sql

Source: Grepper

Tags: sql

Link to this answer
Share Copy Link

Contributed on Nov 19 2021

Kalineo

0 Answers Avg Quality 2/10

sql unique rows

Contents

More Related Answers

sql unique rows

Closely Related Answers

How to select all unique values from a column SQL

how to select unique element in sql

how to find unique element in sql

sql unique select

unique element in sql

unique in sql server

Grepper

Documentation

Social

Legal

Contact

Oops, You will need to install Grepper and log-in to perform this action.