• Examples
  • Sample Database
#1
SELECT
	employeeid,
	firstname,
	lastname,
	title,
	email
FROM
	employees;
#2
UPDATE employees
SET lastname = 'Smith'
WHERE
	employeeid = 3;
#3
SELECT
	employeeid,
	firstname,
	lastname,
	title,
	email
FROM
	employees
WHERE
	employeeid = 3;
#4
UPDATE employees
SET city = 'Toronto',
    state = 'ON',
    postalcode = 'M5P 2N7'
WHERE
    employeeid = 4;
#5
SELECT
	employeeid,
	firstname,
	lastname,
	state,
	city,
	PostalCode
FROM
	employees
WHERE
	employeeid = 4;
#6
SELECT
	employeeid,
	firstname,
	lastname,
	email
FROM
	employees;
#7
UPDATE employees
SET email = lower(
	firstname || "." || lastname || "@chinookcorp.com"
)
ORDER BY
	firstname
LIMIT 1;
#8
UPDATE employees
SET email = lower(
	firstname || "." || lastname || "@chinookcorp.com"
);
albums artists customers employees genres invoice_items invoices media_types playlist_track playlists tracks
  • SQL Query
Enter a query, then click the execute button or press F9 to run it.
  • Result
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