Updating value html
Columns that do not appear in the list of assignments are left unmodified.
The scalar expressions may refer to columns of the row being updated.
When you create a new web distribution or update an existing distribution, you specify the following values.
For information about creating or updating a web distribution using the Cloud Front console, see the applicable topic: You specify the delivery method when you create a distribution. You can't change the delivery method for an existing distribution.
To request a higher limit, go to https://amazon.com/support/home#/case/create?
issue Type=service-limit-increase&limit Type=service-code-cloudfront-distributions. If you want to delete an origin, you must first edit or delete the cache behaviors that are associated with that origin.
The first example does this because it is just trying to pick up an online mapping change and a version conflict simply means that the conflicting document was updated between the start of the .
In this case we want a version conflict to abort the process so we can handle the failure.
This example also introduces some new stuff that will help us out in our next example.The modifications made to each row affected by an UPDATE statement are determined by the list of assignments following the SET keyword.Each assignment specifies a to the left of the equals sign and a scalar expression to the right.For each affected row, the named columns are set to the values found by evaluating the corresponding scalar expressions.If a single column-name appears more than once in the list of assignment expressions, all but the rightmost occurrence is ignored.