SQL update syntax and Examples
The routine database tutorial is an ever-changing data storage. SQL is used to modify The data that has been updated in The database and delete commands. The update statement can update one or more record commands in The table.
UPDATE table_name
SET column_name = expression
WHERE conditions
Instance 1
UPDATE AntiqueOwners
SET Address = '77, Lincoln st .'
WHERE OwnerFirstName = 'jar' and OwnerLastName = 'akins'
The update statement can be used to declare a field in the updated table. This will update the AntiqueOwners table. The ekins address is 77, Lincoln St ..
Note: update does not generate a result set. If you want to know which records will be modified, first run the SELECT query, which uses the same standard. If the results are satisfactory, run the update query.
Instance 2
UPDATE AntiqueOwners
SET Address = '77, Lincoln st. ', City = 'kirk', State = 'Washington'
WHERE OwnerFirstName = 'jar' And OwnerLastName = 'akins'