diff options
Diffstat (limited to 'jstests/proj_key1.js')
-rw-r--r-- | jstests/proj_key1.js | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/jstests/proj_key1.js b/jstests/proj_key1.js new file mode 100644 index 0000000..ad944f7 --- /dev/null +++ b/jstests/proj_key1.js @@ -0,0 +1,28 @@ + +t = db.proj_key1; +t.drop(); + +as = [] + +for ( i=0; i<10; i++ ){ + as.push( { a : i } ) + t.insert( { a : i , b : i } ); +} + +assert( ! t.find( {} , { a : 1 } ).explain().indexOnly , "A1" ) + +t.ensureIndex( { a : 1 } ) + +assert( t.find( { a : { $gte : 0 } } , { a : 1 , _id : 0 } ).explain().indexOnly , "A2" ) + +assert( ! t.find( { a : { $gte : 0 } } , { a : 1 } ).explain().indexOnly , "A3" ) // because id _id + +// assert( t.find( {} , { a : 1 , _id : 0 } ).explain().indexOnly , "A4" ); // TODO: need to modify query optimier SERVER-2109 + +assert.eq( as , t.find( { a : { $gte : 0 } } , { a : 1 , _id : 0 } ).toArray() , "B1" ) +assert.eq( as , t.find( { a : { $gte : 0 } } , { a : 1 , _id : 0 } ).batchSize(2).toArray() , "B1" ) + + + + + |