I am using this开发者_开发问答 query to update a column with ascending values: DECLARE @counter NUMERIC(10, 0)
In开发者_如何学Go my table, ID is primary key field and identity column. I want to check duplicate records.
Really simple example: Let\'s say I have this table: IDName GUID1John GUID2John GUID3John GUID4John GUID5Jane
I have unique id and email fields. Emails get duplicated. I only want to keep one Email address o开发者_如何学Cf all the duplicates but with the latest id (the last inserted record).
I have a 2D Array and I would like to find an easier way to manipulate my code so that it will find if there is a duplicate in the column and easier way then what I have below:
Hey. To start with, I have to say that this is the first time I have ever tried to write SQL, which means I\'m a n00b. Have some patience, please..
I have been given the task of selecting key data from an Oracle database, but I am noticing that my select is returning duplicate rows. I don\'t need them for my report yet I don\'t want them t开发者_
Today at school the teacher asked us to implement a duplicate-deletion algorithm. It\'s not that difficult, and everyone came up with the following solution (pseudocode):
I am trying to return a list of ungrouped values having a max defined number of repeating values.I have a list of values retrieved as such:
I have a variable servicePro开发者_开发百科videList that contains string values. I use following code to get each string separately:
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