File: null.js

package info (click to toggle)
mongodb 1%3A1.4.4-3
  • links: PTS
  • area: main
  • in suites: squeeze
  • size: 6,816 kB
  • ctags: 11,368
  • sloc: cpp: 58,805; ansic: 18,160; python: 1,255; sh: 238; makefile: 82
file content (14 lines) | stat: -rw-r--r-- 342 bytes parent folder | download | duplicates (5) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
 

t = db.null1;
t.drop();

t.save( { x : 1 } );
t.save( { x : null } );

assert.eq( 1 , t.find( { x : null } ).count() , "A" );
assert.eq( 1 , t.find( { x : { $ne : null } } ).count() , "B" );

t.ensureIndex( { x : 1 } );

assert.eq( 1 , t.find( { x : null } ).count() , "C" );
assert.eq( 1 , t.find( { x : { $ne : null } } ).count() , "D" );