Are you confusing a NULL with an empty (zero length) string? They are not
the same.

Regards.

rayB



|---------+---------------------------->
|         |           "Nguyen Dang     |
|         |           Quang"           |
|         |           <[EMAIL PROTECTED]|
|         |           m>               |
|         |                            |
|         |           24/05/2006 16:08 |
|         |           Please respond to|
|         |           sqlite-users     |
|         |                            |
|---------+---------------------------->
  
>--------------------------------------------------------------------------------------------------------------|
  |                                                                             
                                 |
  |       To:       <sqlite-users@sqlite.org>                                   
                                 |
  |       cc:                                                                   
                                 |
  |       Subject:  - [sqlite] NOT NULL in create table command not work        
                                 |
  
>--------------------------------------------------------------------------------------------------------------|




Hi guys,

I used the following command to create table:

create table ne(ne_id integer primary key autoincrement, name varchar(50)
not null, directory varchar(256) not null, adaptor_name varchar(50) not
null, note varchar(500), filter_rule varchar(50), unique(name),
unique(directory))

But my application still insert emty string into DIRECTORY field

Why? It's a bug? How can I solve this problems?

Thanks





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