rocessing text or long strings in SQL has never been an easy task. SQL is a powerful language for performing fast operations on data sets, but when it comes to processing text or long strings, it’s usually reduced to a prosaic procedural language. This article shows a few techniques for
ince its first release, Microsoft SQL Server Reporting Services (SSRS) has supported a plethora of data sources. Out of the box, its data modules, called data extensions, allow you to build reports from SQL Server and Oracle database, as well as any other database that comes with an OLE DB
A class employ can not contain an object of another class employ, but it may contain a pointer or reference to an object of a class employ. The reason for this is that a class’ size is not known until the end of its declaration.Before this, its name can only
There are several ways to simply count the number of rows in two tables using single query. select ( select count(*) from Table1 ) + ( select count(*) from Table2 ) as total_rows from my_one_row_table select sum(rows) as total_rows from ( select count(*) as rows from Table1 union all select