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From Julian Hyde <julianh...@gmail.com>
Subject Re: [PROPOSAL] Optiq
Date Thu, 08 May 2014 18:03:27 GMT
The “Relationships with Other Apache Products” section has been updated to cover Optiq’s
functional overlaps with existing Apache projects.

https://wiki.apache.org/incubator/OptiqProposal#Relationships_with_Other_Apache_Products

Julian

On May 2, 2014, at 11:23 AM, Henry Saputra <henry.saputra@gmail.com> wrote:

> Ah sorry, I did not mean "asking to update", I meant "proposing to update".
> 
> Thanks,
> 
> - Henry
> 
> On Fri, May 2, 2014 at 11:20 AM, Henry Saputra <henry.saputra@gmail.com> wrote:
>> HI Ashutosh,
>> 
>> Since there was a question/ comment about relationship with Apache
>> MetaModel, I am asking to update the proposal to include this
>> discussion in either "Relationships with Other Apache Products" or
>> "Alignment" section before going for a VOTE.
>> 
>> Apache Slider did the same thing with relation to Apache Twill and
>> Apache Helix projects.
>> 
>> Thanks,
>> 
>> - Henry
>> 
>> On Wed, Apr 30, 2014 at 3:21 PM, Ashutosh Chauhan <hashutosh@apache.org> wrote:
>>> I would like to propose Optiq as an Apache Incubator project.  I have
>>> posted the proposal to https://wiki.apache.org/incubator/OptiqProposal and
>>> posted the text of the proposal below.
>>> 
>>> Ashutosh.
>>> 
>>> = Optiq =
>>> == Abstract ==
>>> 
>>> Optiq is a framework that allows efficient translation of queries involving
>>> heterogeneous and federated data.
>>> 
>>> == Proposal ==
>>> 
>>> Optiq is a highly customizable engine for parsing and planning queries on
>>> data in a wide variety of formats. It allows database-like access, and in
>>> particular a SQL interface and advanced query optimization, for data not
>>> residing in a traditional database.
>>> 
>>> == Background ==
>>> 
>>> Databases were traditionally engineered in a monolithic stack, providing a
>>> data storage format, data processing algorithms, query parser, query
>>> planner, built-in functions, metadata repository and connectivity layer.
>>> They innovate in some areas but rarely in all.
>>> 
>>> Modern data management systems are decomposing that stack into separate
>>> components, separating data, processing engine, metadata, and query
>>> language support. They are highly heterogeneous, with data in multiple
>>> locations and formats, caching and redundant data, different workloads, and
>>> processing occurring in different engines.
>>> 
>>> Query planning (sometimes called query optimization) has always been a key
>>> function of a DBMS, because it allows the implementors to introduce new
>>> query-processing algorithms, and allows data administrators to re-organize
>>> the data without affecting applications built on that data. In a
>>> componentized system, the query planner integrates the components (data
>>> formats, engines, algorithms) without introducing unncessary coupling or
>>> performance tradeoffs.
>>> 
>>> But building a query planner is hard; many systems muddle along without a
>>> planner, and indeed a SQL interface, until the demand from their customers
>>> is overwhelming.
>>> 
>>> There is an opportunity to make this process more efficient by creating a
>>> re-usable framework.
>>> 
>>> == Rationale ==
>>> 
>>> Optiq allows database-like access, and in particular a SQL interface and
>>> advanced query optimization, for data not residing in a traditional
>>> database. It is complementary to many current Hadoop and NoSQL systems,
>>> which have innovative and performant storage and runtime systems but lack a
>>> SQL interface and intelligent query translation.
>>> 
>>> Optiq is already in use by several projects, including Apache Drill, Apache
>>> Hive and Cascading Lingual, and commercial products.
>>> 
>>> Optiq's architecture consists of:
>>> 
>>> An extensible relational algebra.
>>> SPIs (service-provider interfaces) for metadata (schemas and tables),
>>> planner rules, statistics, cost-estimates, user-defined functions.
>>> Built-in sets of rules for logical transformations and common data-sources.
>>> Two query planning engines driven by rules, statistics, etc. One engine is
>>> cost-based, the other rule-based.
>>> Optional SQL parser, validator and translator to relational algebra.
>>> Optional JDBC driver.
>>> == Initial Goals ==
>>> 
>>> The initial goals are be to move the existing codebase to Apache and
>>> integrate with the Apache development process. Once this is accomplished,
>>> we plan for incremental development and releases that follow the Apache
>>> guidelines.
>>> 
>>> As we move the code into the org.apache namespace, we will restructure
>>> components as necessary to allow clients to use just the components of
>>> Optiq that they need.
>>> 
>>> A version 1.0 release, including pre-built binaries, will foster wider
>>> adoption.
>>> 
>>> == Current Status ==
>>> 
>>> Optiq has had over a dozen minor releases over the last 18 months. Its core
>>> SQL parser and validator, and its planning engine and core rules, are
>>> mature and robust and are the basis for several production systems; but
>>> other components and SPIs are still undergoing rapid evolution.
>>> 
>>> === Meritocracy ===
>>> 
>>> We plan to invest in supporting a meritocracy. We will discuss the
>>> requirements in an open forum. We encourage the companies and projects
>>> using Optiq to discuss their requirements in an open forum and to
>>> participate in development. We will encourage and monitor community
>>> participation so that privileges can be extended to those that contribute.
>>> 
>>> Optiq's pluggable architecture encourages developers to contribute
>>> extensions such as adapters for data sources, new planning rules, and
>>> better statistics and cost-estimation functions. We look forward to
>>> fostering a rich ecosystem of extensions.
>>> 
>>> === Community ===
>>> 
>>> Building a data management system requires a high degree of technical
>>> skill, and correspondingly, the community of developers directly using
>>> Optiq is potentially fairly small, albeit highly technical and engaged. But
>>> we also expect engagement from members of the communities of projects that
>>> use Optiq, such as Drill and Hive. And we intend to structure Optiq so that
>>> it can be used for lighter weight applications, such as providing a SQL and
>>> JDBC interface to a NoSQL system.
>>> 
>>> === Core Developers ===
>>> 
>>> The developers on the initial committers list are all experienced open
>>> source developers, and are actively using Optiq in their projects.
>>> 
>>> * Julian Hyde is lead developer of Mondrian, an open source OLAP engine,
>>> and an Apache Drill committer.
>>> * Chris Wensel is lead developer of Cascading, and of Lingual, the SQL
>>> interface to Cascading built using Optiq.
>>> * Jacques Nadeau is lead developer of Apache Drill, which uses Optiq.
>>> 
>>> In addition, there are several regular contributors whom we hope will
>>> graduate to committers during the incubation process.
>>> 
>>> We realize that additional employer diversity is needed, and we will work
>>> aggressively to recruit developers from additional companies.
>>> 
>>> === Alignment ===
>>> 
>>> Apache, and in particular the ecosystem surrounding Hadoop, contains
>>> several projects for building data management systems that leverage each
>>> other's capabilities. Optiq is a natural fit for that ecosystem, and will
>>> help foster projects meeting new challenges.
>>> 
>>> Optiq is already used by Apache Hive and Apache Drill; Optiq embeds Apache
>>> Spark as an optional engine; we are in discussion with Apache Phoenix about
>>> integrating JDBC and query planning.
>>> 
>>> == Known Risks ==
>>> 
>>> === Orphaned Products ===
>>> 
>>> Optiq is already a key component in three independent projects, each backed
>>> by a different company, so the risk of being orphaned is relatively low. We
>>> plan to mitigate this risk by recruiting additional committers, and
>>> promoting Optiq's adoption as a framework by other projects.
>>> 
>>> === Inexperience with Open Source ===
>>> 
>>> The initial committers are all Apache members, some of whom have several
>>> years in the Apache Hadoop community. The founder of the project, Julian
>>> Hyde, has been a founder and key developer in open source projects for over
>>> ten years.
>>> 
>>> === Homogenous Developers ===
>>> 
>>> The initial committers are employed by a number of companies, including
>>> Concurrent, Hortonworks, MapR Technologies and Salesforce.com. We are
>>> committed to recruiting additional committers from outside these companies.
>>> 
>>> === Reliance on Salaried Developers ===
>>> 
>>> Like most open source projects, Optiq receives substantial support from
>>> salaried developers. This is to be expected given that it is a highly
>>> technical framework. However, they are all passionate about the project,
>>> and we are confident that the project will continue even if no salaried
>>> developers contribute to the project. As a framework, the project
>>> encourages the involvement of members of other projects, and of academic
>>> researchers. We are committed to recruiting additional committers including
>>> non-salaried developers.
>>> 
>>> === Relationships with Other Apache Products ===
>>> 
>>> As mentioned in the Alignment section, Optiq is being used by Apache Hive
>>> and Apache Drill, and has adapters for Apache Phoenix and Apache Spark.
>>> Optiq often operates on data in a Hadoop environment, so collaboration with
>>> other Hadoop projects is desirable and highly likely.
>>> 
>>> === An Excessive Fascination with the Apache Brand ===
>>> 
>>> Optiq solves a real problem, as evidenced by its take-up by other projects.
>>> This proposal is not for the purpose of generating publicity. Rather, the
>>> primary benefits to joining Apache are those outlined in the Rationale
>>> section.
>>> 
>>> == Documentation ==
>>> 
>>> Additional documentation for Optiq may be found on its github site:
>>> 
>>> * [[https://github.com/julianhyde/optiq/blob/master/README.md|Overview]]
>>> * [[
>>> https://github.com/julianhyde/optiq-csv/blob/master/TUTORIAL.md|Tutorial]]
>>> * [[https://github.com/julianhyde/optiq/blob/master/HOWTO.md|HOWTO]]
>>> * [[https://github.com/julianhyde/optiq/blob/master/REFERENCE.md|Referenceguide]]
>>> 
>>> === Presentation: ===
>>> 
>>> *[[
>>> https://github.com/julianhyde/share/blob/master/slides/optiq-richrelevance-2013.pdf?raw=true|
>>> SQL on Big Data using Optiq]]
>>> == Initial Source ==
>>> 
>>> The initial code codebase resides in three projects, all hosted on github:
>>> 
>>> * https://github.com/julianhyde/optiq
>>> * https://github.com/julianhyde/optiq-csv
>>> * https://github.com/julianhyde/linq4j
>>> 
>>> === Source and Intellectual Property Submission Plan ===
>>> 
>>> The initial codebase is already distributed under the Apache 2.0 License.
>>> The owners of the IP have indicated willingness to sign the SGA.
>>> 
>>> === External Dependencies ===
>>> 
>>> Optiq and Linq4j have the following external dependencies.
>>> 
>>> * Java 1.6, 1.7 or 1.8
>>> * Apache Maven, Commons
>>> * JavaCC (BSD license)
>>> * Sqlline 1.1.6 (BSD license)
>>> * Junit 4.11 (EPL)
>>> * Janino (BSD license)
>>> * Guava (Apache 2.0 license)
>>> * Eigenbase-resgen, eigenbase-xom, eigenbase-properties (Apache 2.0
>>> license)
>>> 
>>> Some of Optiq's adapters (optiq-csv, optiq-mongodb, optiq-spark,
>>> optiq-splunk) are currently developed alongside core Optiq, and have the
>>> following additional dependencies:
>>> 
>>> * Open CSV 2.3 (Apache 2.0 license)
>>> * Apache Incubator Spark
>>> * Mongo Java driver (Apache 2.0 license)
>>> Upon acceptance to the incubator, we would begin a thorough analysis of all
>>> transitive dependencies to verify this information and introduce license
>>> checking into the build and release process by integrating with Apache Rat.
>>> 
>>> === Cryptography ===
>>> 
>>> Optiq will eventually support encryption on the wire. This is not one of
>>> the initial goals, and we do not expect Optiq to be a controlled export
>>> item due to the use of encryption.
>>> 
>>> == Required Resources ==
>>> 
>>> === Mailing Lists ===
>>> 
>>> * private@optiq.incubator.apache.org
>>> * dev@optiq.incubator.apache.org (will be migrated from
>>> optiq-dev@googlegroups.com)
>>> * commits@optiq.incubator.apache.org
>>> 
>>> === Source control ===
>>> 
>>> The Optiq team would like to use git for source control, due to our current
>>> use of git/github. We request a writeable git repo git://
>>> git.apache.org/incubator-optiq, and mirroring to be set up to github
>>> through INFRA.
>>> 
>>> === Issue Tracking ===
>>> 
>>> Optiq currently uses the github issue tracking system associated with its
>>> github repo: https://github.com/julianhyde/optiq/issues. We will migrate to
>>> the Apache JIRA: http://issues.apache.org/jira/browse/OPTIQ.
>>> 
>>> == Initial Committers ==
>>> 
>>> * Julian Hyde (jhyde at apache dot org)
>>> * Jacques Nadeau (jacques at apache dot org)
>>> * James R. Taylor (jamestaylor at apache dot org)
>>> * Chris Wensel (cwensel at apache dot org)
>>> 
>>> === Affiliations ===
>>> 
>>> The initial committers are employees of Concurrent, Hortonworks, MapR and
>>> Salesforce.com.
>>> 
>>> * Julian Hyde (Hortonworks)
>>> * Jacques Nadeau (MapR Technologies)
>>> * James R. Taylor (Salesforce.com)
>>> * Chris Wensel (Concurrent)
>>> 
>>> == Sponsors ==
>>> 
>>> === Champion ===
>>> 
>>> * Ashutosh Chauhan (hashutosh at apache dot org)
>>> 
>>> === Nominated Mentors ===
>>> 
>>> * Ted Dunning (tdunning at apache dot org) - Chief Application Architect
>>> at MapR Technologies; committer for Lucene, Mahout and ZooKeeper.
>>> * Alan Gates (gates at apache dot org) - Architect at Hortonworks;
>>> committer for Pig, Hive and others.
>>> * Steven Noels (stevenn at apache dot org) - Chief Technical Officer at
>>> NGDATA; committer for Cocoon and Forrest, mentor for Phoenix.
>>> 
>>> === Sponsoring Entity ===
>>> 
>>> The Apache Incubator.
> 
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