If you are on SQL Server 2017 or Azure, see Mathieu Renda answer. I had a similar issue when I was trying to join two tables with one-to-many relationships. In SQL 2005 I found that XML PATH method can handle the concatenation of the rows very easily. If there is a table called STUDENTS Result I expected was: I … Read more
You need to add WITH (NOLOCK). Not entirely sure why but I just ran into this issue today and this solved my issue.
It means to group by the first column regardless of what it’s called. You can do the same with ORDER BY.
Try to use ISNUMERIC to handle strings which can’t be converted:
Syntax: Example: Notes: Optional Constraint Name:If you leave out CONSTRAINT D_SomeTable_SomeCol then SQL Server will autogenerate a Default-Contraint with a funny Name like: DF__SomeTa__SomeC__4FB7FEF6 Optional With-Values Statement:The WITH VALUES is only needed when your Column is Nullable and you want the Default Value used for Existing Records.If your Column is NOT NULL, then it will automatically use the Default … Read more
This is called a correlated update Assuming the join results in a key-preserved view, you could also
You can’t have two simultaneous queries because mysqli uses unbuffered queries by default (for prepared statements; it’s the opposite for vanilla mysql_query). You can either fetch the first one into an array and loop through that, or tell mysqli to buffer the queries (using $stmt->store_result()). See here for details.
How can I insert into table with different input using / ,with date datatype? I’m using oracle 10g.
I have met some problem with the SQL server, this is the function I created: When I write a query to use that function like the following it getting the error String or binary data would be truncated. The statement has been terminated How can I fix this problem? This is the way I create … Read more
In your query, 2010-4-01 is treated as a mathematical expression, so in essence it read (2010 minus 4 minus 1 is 2005 Converting it to a proper datetime, and using single quotes will fix this issue.) Technically, the parser might allow you to get away with it will do the conversion for you, but in … Read more