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Commits on Dec 29, 2021

• review of the cost and cardinality and render the winner groupExpression

  fabianmurariu

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Commits on Dec 21, 2021

• fix performance issue of BitSet add test with 3 nodes path

  fabianmurariu

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Commits on Dec 20, 2021

• initial sanity test pass for Columbia optimiser and plans are generated for simple 1 hop expressions

  fabianmurariu

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Commits on Dec 15, 2021

• initial tests mapping Fitler and Expand to physical plans

  fabianmurariu

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Commits on Dec 14, 2021

• Finish-up the basic columbia optimiser, ready to test

  fabianmurariu

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Commits on Dec 10, 2021

• moved LogicNode, added stats calculators and made progress with columbia

  fabianmurariu

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Commits on Dec 7, 2021

• Group and GroupExpression iterators the easy case is done porting from c++

  fabianmurariu

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Commits on Dec 6, 2021

• add more stuff from the columbia optimiser

  fabianmurariu

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Commits on Dec 2, 2021

• realised optimiser is trickier than expected, started implementing columbia like optimiser from noisepage

  fabianmurariu

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Commits on Nov 16, 2021

• refactor and break everything

  fabianmurariu

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Commits on Nov 7, 2021

• Optimiser supports returning node in middle of path

  fabianmurariu

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Commits on Nov 5, 2021

• Refactor the optimizer, add better signature for Expand and Filter, prepare to use new signature

  fabianmurariu

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Commits on Oct 16, 2021

• Query compiler v2 on immutable data, no effects

  fabianmurariu

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Commits on Sep 26, 2021

• move to immutable for optimizer and refactor rules API, remove any need for IO in optimizer

  fabianmurariu

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Commits on Sep 25, 2021

• simplified GroupMember add BlockMatrixV2 as an Actor use a Queue for the optimizer

  fabianmurariu

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Commits on Sep 24, 2021

• added a synchronized naive stats store

  fabianmurariu

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Commits on Sep 5, 2021

• added minimal support to return nodes in middle of path query, made some operations on GrBMatrix uncancelable

  fabianmurariu

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Commits on Aug 29, 2021

• upgrade to cats effect 3.x and fs2.Stream 3.x remove F[_] from all but g4sSparse

  fabianmurariu

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Commits on Aug 28, 2021

• rollback on zio and fix LogicNode test

  fabianmurariu

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• remove StateT from optimizer

  fabianmurariu

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Commits on Jul 23, 2021

• attempt a migration to zio to compare

  fabianmurariu

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Commits on Jul 22, 2021

• start using zio for Optimizer

  fabianmurariu

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Commits on Jul 18, 2021

• upgraded to scala 2.13

  fabianmurariu

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Commits on Jul 11, 2021

• upgrade to scala 2.13 breakaway optim

  fabianmurariu

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• remove previous attempt at optimizer

  fabianmurariu

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• Skeleton for cascades optimizer

  fabianmurariu

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Commits on Jul 9, 2021

• Transition to FP style for optimizer

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Commits on Jun 19, 2021

• added the basis for Cascades like optimizer

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Commits on May 7, 2021

• fixed the concurrent graph

  fabianmurariu

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• Refactor GrBMatrix into SparseMatrix + various ops

  fabianmurariu

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Commits on Apr 23, 2021

• Added joins and added extra tests

  fabianmurariu

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Commits on Mar 19, 2021

• Graph correct results for 1 or 2 returns on simple paths, complex paths not tested

  fabianmurariu

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Commits on Mar 13, 2021

• added code to do merge join

  fabianmurariu

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Commits on Mar 5, 2021

• figured out planning for one and 2 returns

  fabianmurariu

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Commits on Feb 22, 2021

• ramblings on query planning for graph databases

  fabianmurariu

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