Sql Vs Nosql Performance Tests Reveal A Clear Winner Today
Yes; Microsoft themselves recommend using <> over != specifically for ANSI compliance, e.g. in Microsoft Press training kit for 70-461 exam, "Querying Microsoft SQL Server", they say "As an. The @CustID means it's a parameter that you will supply a value for later in your code. This is the best way of protecting against SQL injection. Create your query using parameters, rather than. Apr 14, 2011 · 11 In SQL, anything you evaluate / compute with NULL results into UNKNOWN This is why SELECT * FROM MyTable WHERE MyColumn != NULL or SELECT * FROM MyTable WHERE. Jun 28, 2019 · The other answers are correct if you're dealing with SQL Server, and it's clear that you are. But since the question title just says SQL, I should mention that there are some forms of SQL. Mar 8, 2012 · What does sqlcode -302 means? Where do i get the sqlcode definitions? Please advice Thanks,
Database Systems Comparison: SQL vs NoSQL | Perfsys
