News

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...
I hope this is the right place for this type of question. I apologize for the question length but to try and be complete I'll include a bit of background.I am currently working on a project ...
Hi I need some help with a select statement in MS SQL. I have a table that need to check if there duplicate items there. The problem is that each items is based off of 4 fields in the table. Here is ...
Note: This example uses a Version 6 view descriptor with the Pass-Through Facility to access DBMS data. Beginning in Version 7, you can associate a libref directly with your DBMS data and use the ...
Why is the language developers and DBAs use to organize data such a mess? Here are 13 reasons we wish we could quit SQL, even ...
SQL is neither the fastest nor the most elegant way to talk to databases, but it is the best way we have. Here’s why Today, Structured Query Language is the standard means of manipulating and querying ...
To update the data, you can specify view descriptors in the PROC SQL DELETE, INSERT, and UPDATE statements. You must have access to the data through appropriate ADABAS and/or NATURAL security options ...
Dynamic SQL lets you create a query string based off of user input. SQL Server allows you to create dynamic SQL statements. The statements use a SQL string varchar data type, then you execute the ...