Loading...

XML

Word

Printable

JSON

Backwards Compatibility:
Minor Change
Steps To Reproduce:
Hide

$ mongo MongoDB shell version: 2.4.6 of files is 256, should be at least 1000 > db.foo.insert({'key':1}); >[db.foo.insert({'key':1}); > db.foo.ensureIndex({key:1}, {unique:1, dropDups:1}); { "err" : "E11000 duplicate key error index: test.foo.$key_1 dup key: { : null }", "code" : 11000, "n" : 0, "connectionId" : 23, "ok" : 1 } >
Show
$ mongo MongoDB shell version: 2.4.6 of files is 256, should be at least 1000 > db.foo.insert({ 'key' :1}); >[db.foo.insert({ 'key' :1}); > db.foo.ensureIndex({key:1}, {unique:1, dropDups:1}); { "err" : "E11000 duplicate key error index: test.foo.$key_1 dup key: { : null }" , "code" : 11000, "n" : 0, "connectionId" : 23, "ok" : 1 } >

ensureIndex treats number one for unique key (

{unique: 1}

) as a truthy value, but for dropDups key, number one (

{dropDups: 1}

) is invalid. dropDups only accept 'true'.

is duplicated by

SERVER-769 Validate top-level & index spec field names for the createIndexes command