Page History

...

Task

Contributors

Readiness Estimated Time

Current state

Support of Indexes

Status

colour	Green
title	DONE

initial support of DML (SELECT, INSERT)

Igor Seliverstov

Status

colour	Green
title	DONE

Aggregate functions (sum, min, max, avg, ...), enables GROUP BY/DISTINCT commands

Igor Seliverstov

Status

colour	Green
title	DONE

UNION/UNION ALL commands

Igor Seliverstov

Status

colour	Green
title	DONE

support of IN/EXCEPT

Konstantin Orlov `Aleksey Plekhanov

true

Status

subtle

colour	YellowGreen
title	IN PROGRESSDONE

Type system (just review, seems it may be used as-is + write many tests) + support of date/time data types.

Status

colour	Green
title	DONE

Documentation

Status

subtle	true
title	OPEN TO TAKE

Phase 2: Base performance optimization and extend SQL possibilities

Task

Contributors

Readiness Estimated Time

Current state

Planner hints (ENFORCE JOIN ORDER, Alg of join)

Status

subtle	true
title	OPEN TO TAKE

Schema management?

Status

subtle	true
colour	YellowGreen
title	IN PROGRESSDONE

Sort based aggregates, index spools

Konstantin Orlov Taras Ledkov

Status

colour	Green
title	DONE

Index Nested Loop Join/Merge Join

Igor Seliverstov Taras Ledkov

Status

colour	Green
title	DONE

Statistics/cost model (simple statistics)

Status

subtle	true
title	OPEN TO TAKE

Hash join

Konstantin Orlov

Status

subtlecolour	trueGreen
title	OPEN TO TAKEDONE

Hash index spools/ Hash join

Taras Ledkov

Status

subtlecolour	trueGreen
title	OPEN TO TAKEDONE

Initial support of DDL (create/drop for table and index)

Konstantin Orlov Aleksey Plekhanov

Status

subtlecolour	trueGreen
title	OPEN TO TAKEDONE

Type system including support of date/time data types.

Status

subtle	true
colour	Yellow
title	OPEN TO TAKE	IN PROGRESS

MERGEINTERSECT/MINUS

Status

subtle	true
title	OPEN TO TAKE

MERGE

Planner hints (ENFORCE JOIN ORDER, Alg of join)

Status

subtle	true
title	OPEN TO TAKE

Planner hints (the potentially concrete plan of executing)

Status

subtle	true
title	OPEN TO TAKE

Documentation

Status

subtle	true
title	OPEN TO TAKE

...

Task

Contributors

Readiness Estimated Time

Current state

Statistics/cost model (advanced statistics)

Alexander Belyak

Status

subtle	true
colour	Yellow
title	IN PROGRESS

support of DDL (user, grants, ....)

Status

subtle	true
title	OPEN TO TAKE

Expressions interpreter

Status

subtle	true
title	OPEN TO TAKE

Views

Status

subtle	true
title	OPEN TO TAKE

Tracing, statistics, cancellation, views

Status

subtle	true
title	OPEN TO TAKE

Memory managment management and offloading

Status

subtle	true
title	OPEN TO TAKE

Expressions interpreter (kind of optimisationoptimization, may be omitted at the first step here a type system is used)

Status

subtle	true
title	OPEN TO TAKE

Correlated queries support (may be omitted at the first step)

Evgeny Stanilovsky

Status

subtle	true
title	OPEN TO TAKE

H2 syntax support

colour	Yellow

Status

subtle	true
title	OPEN TO TAKEIN PROGRESS

VolcanoPlanner overhaul

Status

subtle	true
title	OPEN TO TAKE

Distributed joins/aggregation/subqueries algorithms

Status

subtle	true
title	OPEN TO TAKE

Join/aggregation algorithms

Status

subtle	true
title	OPEN TO TAKE

Partition prunningpruning

Status

subtle	true
title	OPEN TO TAKE

Explain/ExplainAnalyze

Status

subtle	true
title	OPEN TO TAKE

Query compilation

Status

subtle	true
title	OPEN TO TAKE

JDBC/ODBC/Thin, other clients (including partition awareness)

Status

subtle	true
title	OPEN TO TAKE

Documentation

Status

subtle	true
title	OPEN TO TAKE

...

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Key

Phase 2: Base performance optimization and extend SQL possibilities