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updated documentation

This commit is contained in:
Jan Steemann 2014-11-14 13:47:50 +01:00
parent d1d176d2fd
commit 1ad741ad76
1 changed files with 16 additions and 1 deletions
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17
Documentation/Books/Users/Upgrading/UpgradingChanges23.mdpp
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@ -77,7 +77,7 @@ Here is a summary of changes:
receive invalid arguments will then return `null`.
!SUBSECTION Changed return values in ArangoQueryCursor.getExtra()
!SUBSECTION Changed return values of ArangoQueryCursor.getExtra()
The return value of `ArangoQueryCursor.getExtra()` has been changed in ArangoDB 2.3.
It now contains a `stats` attribute with statistics about the query previously executed.
@ -222,6 +222,21 @@ updating variables in queries that run on different nodes in a cluster would lik
non-deterministic behavior because queries are not executed linearly.
!SUBSECTION Changed return value of `TO_BOOL`
The AQL function `TO_BOOL` now always returns *true* if its argument is a list or a document.
In previous versions of ArangoDB, the function returned *false* for empty lists or for
documents without attributes.
!SUBSECTION Changed return value of `TO_NUMBER`
The AQL function `TO_NUMBER` now returns *null* if its argument is a document or a
list with more than one member. In previous version of ArangoDB, the return
value in these cases was 0. `TO_NUMBER` will return 0 for empty lists, and the numeric
equivalent of the list member's value for lists with a single member.
!SUBSECTION New AQL keywords
The following keywords have been added to AQL in ArangoDB 2.3: