SQL DELETE


  SQL > Table Manipulation > Delete From Statement

Sometimes we may wish to use a query to remove records from a table. To do so, we can use the DELETE FROM command. The syntax for this is

DELETE FROM "table_name"
WHERE {condition}

It is easiest to use an example. Say we currently have a table as below:

Table Store_Information
store_name Sales Date
Los Angeles $1500 Jan-05-1999
San Diego $250 Jan-07-1999
Los Angeles $300 Jan-08-1999
Boston $700 Jan-08-1999

and we decide not to keep any information on Los Angeles in this table. To accomplish this, we type the following SQL:

DELETE FROM Store_Information
WHERE store_name = "Los Angeles"

Now the content of table would look like,

Table Store_Information
store_name Sales Date
San Diego $250 Jan-07-1999
Boston $700 Jan-08-1999


SQL Date Functions >>

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