Quick Ref.

INSERT

The INSERT command is used to add a new row to a table.

INSERT INTO games(yr, city) VALUES (2012,'London')

The table is games
The column names are yr and city
Strings in the literal values must be quoted with single quotes.

Example

games
yr city
2000 Sydney
2004 Athens
2008 Beijing

The table games shows the year and the city hosting the Olympic Games.

You want to add the next Olympic games, in the year 2012, which will be held in London.

The INSERT statement adds a new row to the table:

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What can go wrong

Your INSERT statement may break some database rule such as the unique key requirement.

In this example there is a primary key on year - that means that there may not be two rows with the same year. If you attempt to add a second row with 2008 for yr then you will get an error.
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