Sql Where Tutorial. The SQL WHERE clause is used to specify a condition while fetching the data from a single table or The WHERE clause is not only used in the SELECT statement, but it is also used in the UPDATE. We are going to use the Customers table from the previous chapter.
In the previous lesson, we used a SQL SELECT statement to retrieve all records from a database table.
The following SQL statement selects all the customers from the country "Mexico", in the.
The SQL WHERE keyword is used to select data conditionally, by adding it to The WHERE keyword can be used to insert, update and delete data from table(s), but for now we'll stick with conditionally. In the next video we will be going over the Group by and Order by Statements. SQL WHERE clause is essential, if you want to select the right bit of your data from your data table.
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