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Selecting a single Column from a table: | Selecting a single Column from a table: | ||
< | <nowiki> | ||
This will select the column "Name" from the "People" Table. | |||
SELECT name | SELECT name | ||
FROM people; | FROM people; | ||
</ | </nowiki> | ||
Selecting multiple columns from a table: | Selecting multiple columns from a table: | ||
< | <nowiki> | ||
This will select the Name and Birthrate column from the people table. | |||
SELECT name, birthdate | SELECT name, birthdate | ||
FROM people; | FROM people; | ||
</ | </nowiki> | ||
< | <nowiki> | ||
This will select all columns from a table. | |||
SELECT * | SELECT * | ||
FROM people; | FROM people; | ||
</ | </nowiki> | ||
< | <nowiki> | ||
This will select 10 rows with all columns from a table. | |||
SELECT * | SELECT * | ||
FROM people | FROM people | ||
LIMIT 10; | LIMIT 10; | ||
</ | </nowiki> | ||
<nowiki> | |||
This will select 10 rows with all columns from a table. | This will select 10 rows with all columns from a table. | ||
SELECT * | |||
FROM people | |||
LIMIT 10; | |||
</nowiki> |
Revision as of 02:14, 12 September 2023
Below I have listed the most common commands that I am using when acquiring data from a database
Selecting a single Column from a table:
This will select the column "Name" from the "People" Table. SELECT name FROM people;
Selecting multiple columns from a table:
This will select the Name and Birthrate column from the people table. SELECT name, birthdate FROM people;
This will select all columns from a table. SELECT * FROM people;
This will select 10 rows with all columns from a table. SELECT * FROM people LIMIT 10;
This will select 10 rows with all columns from a table. SELECT * FROM people LIMIT 10;