I want to create a procedure in SQL Server that will select and join two tables. The parameters @company, @from and @to are always set but @serie_type can be NULL. If @serie_type is not NULL i just wa
I have a function which would return a record with type my_table%ROWTYPE, and in t开发者_运维知识库he caller, I could check if the returned record is null, but PL/SQL complains the if-statement that
I have a table with Value ID and Value -------------- id | value | -------------- |1 |NULL | --------------
I\'m usi开发者_如何转开发ng db2 version 9.7* and it seems impossible to make a NOT NULL column nullable in any straightforward way.
I am trying to update values of a column which is not null using the query below update Bom set CountryCode=
I am trying to insert values to a table which contains two columns with inet types. When I try to insert a NULL value to these columns I get an er开发者_如何学编程ror saying
I have a Linq query which I am selecting into a string, of course a string can contain null! So is there a way I can throw an exception within my Linq query, if I detect a null?
I have an Oracle database, and a table with several not null columns, all with default values. I would like to use one insert statement for any data I want to insert, and don\'t bother to check if t
Is it possible to do a select statement that takes only NOT NULL values? Right now I am using this: SELECT * FROM table
I know this question has been raised in similar form multiple times, but none of the threads could give me the concrete answer to my question.
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