what is the best way to check if a Data Table has a null value in it ? Most of the time in our scenario, one column will have all null values.
I\'ve exported records to a flat file delimited by \"|\" and it seems that when I import those records into a new database , SQL Server treats the NULL values as empty fields. IMy queries worked 开发者
I have 开发者_JS百科a MySQL statement that inserts some variables into the database. I recently added 2 fields which are optional ($intLat, $intLng).Right now, if these values are not entered I pass a
How can I set a column to be an \"\" (the empty string, equivalent to NULL in Oracle), when that column is part of a multiple-column primary key? This is the motivation...
I\'ve compiled a C file that does absolutely nothing (just a main that returns... not even a \"Hello, world\" gets printed), and I\'ve compiled it with various compilers (MinGW GCC, Visual C++, Window
I have an @url.Action in which I pass a parameter to the action. When the parameter is开发者_C百科 null, I would like to just do nothing and stay on the same page.
I need to insert a null or \'开发者_如何学JAVA00/00/00\' date value. Is it possible to do it on interbase?
I currently have a controller in rails, where i create a model object and set a relationship to that model object. I want that relationship as a response, but if the model object gets created within t
I have a database that may have a value in one of the fields. Circum开发者_如何学Pythonstance may need to remove the initial value and replace it with a NULL.
Ok, im not sure how to put this. But here goes. say i have a database with the tables movie and user_movie, movie holds information on any given movie, and user_movie holds information on the users r
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