Comparing 2 variables in SQL stored procedure where 1 of them could be NULL
123904
How to compare different values in sql server
88264
Stored procedure expects a parameter I am already passing in
120071
Checking for a null int value from a Java ResultSet
56072
How do I compare two string variables in an 'if' statement in Bash?
22992
How to specify null value in MS Access through the JDBC-ODBC bridge?
14250
SQL Server--If logic in stored procedure and the plan cache
141930
Implementing a "Both, Either-or, but Not Null" Requirement in a Database
83354
Nullable types: better way to check for null or zero in c#
39863
MySQL: selecting rows where a column is null
148619
Is there a reason not to use  (null safe equals operator) in mysql instead of =?
126845
WHERE IS NULL, IS NOT NULL or NO WHERE clause depending on SQL Server parameter value
118065
Including null values in unpivoted column
82301
How to use a variable name in a SQL statement?
51082
Linq query works with null but not int? in where clause
107184
Printing the value of a variable in SQL Developer
156262
One step check for null value & emptiness of a string
33772
Is there any difference in equals and == for String variables?