Sql updating multiple rows with different values

In this example we insert a single row into the esql Sales Person table.Here is its table structure: Let’s assume we want to the city for every sales person to Ann Arbor.The UPDATE statement is capable of updating more than one row. All rows returned via the WHERE clause criteria are updated.

sql updating multiple rows with different values-3

For instance, if a field is defined as CHAR(10) and you update the value ‘Kris’ into this column, then it will be padded with six spaces.

The general form to use is: contains the update values; we use joins to do the matching.

Let suppose that someone has accidentally updated all esql Sales Person. How can we easily repopulate this data without having to retype it in?

Knowing that esql Sales Person was originally populated by information from Sales we use knowledge to set up a query that pumps data from v Sales Person into esql Sales Person.

This is possible since the sales person’s full name is common to both tables.

Leave a Reply

  1. Free teen sex webcam rooms 25-Feb-2020 12:33

    It should be noted however that the Major League Baseball All-Star Game wasn't truly nationally televised until 1952.

  2. www dating without 10-Feb-2020 22:29

    And my cam has a light next to it and it's always on and when I use it it goes red but the light is just off and when i turn my computer on the light is on then the light turns off whe my computer is fully on, what the ____ is going on?

  3. helpful dating tips for teens 26-Jan-2020 00:20

    Olivia Jo Thirlby (born October 6, 1986) is an American actress.