• Streaming support (experimental) – http://developer.yahoo.com/yql/guide/yql-odt-streaming.html
• Making Asynchronous Calls with JavaScript Execute – http://developer.yahoo.com/yql/guide/yql-execute-bestpractices.html#yql-execute-asynchronous_calls
• Query parameter added to support jsonCompat=new
• Single-element JSON arrays are corrupted into JSON objects
• Enable round trip lossless JSON processing
• Added y.rest.head() method support
• Added support for “NOT IN” comparison operator
• Improved CSV handling to cope with quotes according to RFC http://tools.ietf.org/html/rfc4180
• Add decompress(true) on y.rest – y.rest(”http://www.apache.org”).header(”Accept-Encoding”,”gzip”).decompress(true).get();
• Added meta data from sub queries for yql.query.multi tables
• Added .forceCharset(“foo”) on rest object – y.rest(’http://example-domain-page.com’).forceCharset(”ISO-8859-1″).get()
• Added .fallbackCharset(“foo1”, “foo2”) on rest object – y.rest(url).fallbackCharset(’shift_jis, ISO-8859-1′).get().response;
• Added native support json encode/decode – y.parseJson(“str”)

New core tables

• feednormalizer

Other features

• Support formatted output in y.log of native arrays

Changes

• Return the html body in case of error (HTTP status like 400, 404 etc..)

Bug fixes, including

• Table names that contain the word ‘matches’ fail
• Setting no value on required key through function call should return error
• Calling a non existing function should return error
• Validate field in sort function – sort on valid field only
• Matrix parameters in multiple paths are now properly handled
• JSON numbers are corrupted into JSON strings
• y.exit() in included JS causes uncaught ExitException
• Charset parameter in html table not working

• Console: YQL Query Builder and Explorer http://y.ahoo.it/OOdKEyTv

New core tables

• Social update activity streams: social.updates.activitystreams, avatars.get, social.relationships

Other features

• y.rest(url).path(value) should check URL for trailing slash
• Support array based arguments for post-yql query functions

Changes

• no notable changes

Bug fixes, including

• Unescaped HTML entities produce invalid JSON in JSON-p
• In execute function does not preserve JSON true/false values but turns them into strings
• Date in yahoo:created is off by 12 hours
• y.include() should not use base URL when including store:// URLs
• Post function with invalid url returns duplicate warning message
• Sort funciton doesn’t support ascending as an argument
• XML to JSON does not work for sub-elements

• Store recent queries using HTML5 container
• Console y.ahoo.it url shortener integrated into the console when permalinking queries – now it’s easier to grab and share long console query

New core tables

• Yahoo Mail API
• Social Relationship API

Other features

• y.cache.incr() should return the new value
• geo.placetypes adds language support

Changes

• Preserve newlines in console output

Bug fixes, including

• Aliased input keys are not available as variables in <execute>
• In console set publiclyCallable to false if a user is not logged in and runs a query with an auth required table

• new <meta> element in YQL response envelope returns information “about” the result list
• social.updates.search table – access the social updates firehose
• changes to environment feature and capabilities
  • new “env” statement. You can now load envs using the “env” statement as part of the regular YQL syntax.
  • “env”s may now be nested – you can include one env from another
  • “sets” on one environment do NOT apply to any other, unless the environment is nested

New core tables

• social.updates.search
• yql.table.desc, yql.table.list and yql.tables tables (reflect on the available YQL tables)

Other features

• show tables now reports the security required to use the table
• desc <table> now works for all tables irrespective of security or connection restrictions (https) on tables

<execute> changes

• added response.meta to enable <meta> element to be set on the response object
• added forceCharset(String charset) to request/y.rest(..) as a way of overriding the return contentType charset.

Bug fixes, including:

• fixed debug=true always reported the method as GET in network dump
• including a store:// url in execute y.include intermittently caused no results to be returned – fix
• yahoo:uri is no longer in the response envelope
• yahoo.identity fixed

• yql.env, automatically apply environments per app or per user per app

Bug fixes, including:

• “content” can be used to filter in WHERE clause
• fixed charset parameter handling in HTML table (was broken in previous build)
• another custom redirect fix (for SPARQL table)
• update now supports “in” as where clause

• Customizable caching. Execute can now set maxage header in response (response.maxAge=300), and clients can also request a greater maxage header for increased performance (&_maxage=300).
• Query aliases. Name your YQL queries using meaningful short names.

Core Table changes

• New global execute element outside of bindings is prepended to all executes (to enable common js to be run over all bindings)

New Core tables

• answers.*, Yahoo answers API
• data.uri, create data URIs from web sources (select * from data.uri where url=”http://l.yimg.com/a/i/us/pps/yql32.png”)
• yql.queries.*, create nicely named query aliases for YQL (http://query.yahooapis.com/v1/public/yql/jonathan/tables)

Execute changes

• max-age header is now auto-calculated based upon queries and rest calls made in execute

Bug fixes, including:

• Redirect handling improved
• Upgraded memcache library
• Batchable attribute now works correctly with paramType=”query” and “matrix”

• y.rest and y.query now support timeouts
  • y.rest(..).timeout(30).get() will fail after 30ms
  • y.query(…,30) will fail after 30ms
  • An exception gets thrown if the timeout is hit

Open Data Table schema changes

• url/urls is now optional in the schema

Bug fixes, including:

• @ substitution works for paging parts of the query
• url based paging works in more cases

• set verb for configuring static variables
• yql.storage tables for storing tables, environments and more in YQL itself
• debug mode for table development (debug=true)
• multiple environment support

Core table changes:

• update for geo.placemaker table
• social.connections.updates results are sorted by date similar to social.updates
• csv table now has a charset key (if the source doesn’t provide one this can be used instead of the utf-8 default)

New core tables:

• meme.*

Open Data Table schema changes

• input key “as” attribute for renaming parameters

Execute changes

• y.env function so you can load up enviroments inside a YQL execute element.
• y.crypto, for cryptographic signing
• y.context (single value, table, contains the name used by the executor of this table)

Bug fixes, including:

• xpath and multiple IN url selects on HTML page no longer fails
• table name is now present in execute
• sanitize() can now take no params
• workaround to ruby/github client-ip bug
• update query without where clause returns error message instead return null
• const key values are no longer mutable by the keys in the YQL query
• add client-ip to outgoing header based on incoming authenticated IP address
• @variables other than urls now work on data tables
• trim whitespace around json responses to parse better (fixes itunes issue)
• post method reverse(field=”id”) displays correct method name in error message
• User-Agent sent via HTML fetches through YQL should indicate Yahoo Pipes 2.0 (now uses: Mozilla/5.0 (compatible; Yahoo Pipes 2.0; +http://developer.yahoo.com/yql/provider) Gecko/20090729 Firefox/3.5.2)

• INSERT/UPDATE/DELETE bindings and language features
• JSONP-X feature (XML string as JSON result if format=xml and JSONP callback is specified)

Core table changes:

• social.updates defaults to sorting updates by date (most recent first)

New core tables:

• social.profile.status
• social.connections.updates (efficiently gets updates for all connections)
• flickr.photoset
• geo.placemaker

Open Data Table schema changes

• new “url” paging model
• new “insert”,”update” and “delete” bindings
• new “map” and “value” input key types

Execute changes

• New methods on y.rest():
  • post(content), post the value of content to the url.
  • put(content), put the value of the content to the url
  • del(), send delete http verb to the url (delete is a reserved word in JavaScript? so thats why this is del)
  • contentType(string), set the content type of the payload on content (e.g. application/json)
  • accept(string), set the accept http header to a mimetype, and tell YQL what we expect the response to contain (and how to parse it)

Bug fixes, including:

• No microformats in a page handled better
• Words like “Select” and “Desc” now acceptable in projection, where and function clauses
• Map input type now works in “Select”
• Query parameters on the console are now passed through to the YQL service
• y.log response.object and native object fixes
• Multiple open data table authors now shown in “desc”
• Json table now accepts top-level arrays.
• response.object can be appended
• CSV parser handles commas inside quoted strings
• Javascript array.toString() works better
• response.headers returns headers correctly now
• y.jsonToXml now accepts javascript objects and empty values encoded as NULL
• multi-key joins key ordering fixed