Check your default constraints
Default constraints can lead to assumptions about the values in a column. Combine a check constraint to avoid slip ups.
2018-09-17
3,529 reads
Default constraints can lead to assumptions about the values in a column. Combine a check constraint to avoid slip ups.
2018-09-17
3,529 reads
2017-01-04
1,312 reads
I'm having trouble re-establishing a relationship between two tables. I have a foreign key table - records and a primary key table table - center. The primary key being "clinicphone" - I'm not sure exactly what happened, but when I created the tables, and the relationship, a record in the "records" table could not be […]
2005-04-22
3 reads
Probably the "best" answer is to use one of the two generally accepted independent formats. You can read about it, for example, here:http://www.karaszi.com/sqlserver/info_datetime.asp
2004-12-08
Hmm... I'm not sure I understood the question... are you asking how to mark all entries with duplicity, instead of leaving always one of them unmarked? If so, then try this:UPDATE e SET Dup = Yes FROM Employees e JOIN (SELECT FirstName, LastName, count(EmployeeID) FROM Employees GROUP BY FirstName, LastName HAVING count(EmployeeID) > 1) as […]
2004-08-26
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Comments posted to this topic are about the item 7 sept, scheduled book
Comments posted to this topic are about the item 7 sept, schedlued article
Comments posted to this topic are about the item 6 sept, published book
Azure Data Lake Storage Gen 2 is built on ...?
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