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67 Commits

Author SHA1 Message Date
Teon Banek
15d7226515 Add classic and hierarchical visiting 
Summary:
Merge utils/visitor directory into single file.
Rename Visitor to HierarchicalVisitor.
Add regular Visitor.
Split HierarchicalVisitor into LeafVisitor and CompositeVisitor.
Add more documentation on visitor pattern.
Make PostVisit and Visit return bool.

Reviewers: florijan, mislav.bradac, buda

Reviewed By: mislav.bradac

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D364
 2017-05-16 12:35:09 +02:00
Teon Banek
87e5dc0dfb Plan '*' in RETURN and WITH 
Summary:
Make Symbol members read only.
Check WITH/RETURN * in SymbolGenerator.
Test semantic checks for WITH/RETURN *.
Sort expanded user identifiers by name.
Test planning WITH/RETURN *.

Reviewers: buda, florijan, mislav.bradac

Reviewed By: florijan

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D357
 2017-05-12 13:05:40 +01:00
Mislav Bradac
f82bda6c0c Implement Range function 
Reviewers: teon.banek, buda

Reviewed By: buda

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D358
 2017-05-10 17:12:15 +02:00
Mislav Bradac
a236d704a3 Join filters with FilterAnd (short-circuit) 
Reviewers: teon.banek

Reviewed By: teon.banek

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D356
 2017-05-08 15:49:49 +02:00
Mislav Bradac
871b81656b Implement InListOperator 
Reviewers: buda

Reviewed By: buda

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D354
 2017-05-07 17:52:08 +02:00
Mislav Bradac
cfb987a90c Evaluate epressions EdgeTypeTest and LabelsTest 
Reviewers: florijan, teon.banek

Reviewed By: teon.banek

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D345
 2017-05-05 13:25:23 +02:00
Mislav Bradac
2e9c0e4cb9 Implement evaluation of list indexing and slicing 
Reviewers: florijan, teon.banek

Reviewed By: florijan

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D342
 2017-05-04 15:34:33 +02:00
florijan
dc5ef33c8f Query::ExpresionEval - Null.prop is now Null 
Reviewers: teon.banek

Reviewed By: teon.banek

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D329
 2017-05-03 08:36:56 +02:00
florijan
2e5eccf197 Query::AST::Literal refactor. Repl and TypedValue mods. 
Summary:
- Query::AST::Literal refactor (LiteralBase introduced, ListLiteral added)
- Repl now prints out list TypedValues properly
- TypedValue to string conversion refactors

Reviewers: teon.banek, mislav.bradac, buda

Reviewed By: teon.banek

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D327
 2017-04-28 14:58:16 +02:00
Mislav Bradac
1c51ce77ef Even more awesome functions 
Reviewers: florijan, teon.banek

Reviewed By: teon.banek

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D319
 2017-04-27 14:11:12 +02:00
Mislav Bradac
0fa4555cad Implement opencypher functions 
Summary: Implement opencypher functions

Reviewers: florijan, buda, teon.banek

Reviewed By: buda, teon.banek

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D299
 2017-04-26 13:27:42 +02:00
florijan
cc00101cbd Query::StateSwitch added 
Summary:
- an enum in query/common.hpp for flagging what kind of switching should be done
- changes in expression evaluator
- changes in logical operators
- modification in RecordAccessor::SwitchOld to support operator functionality
- tests

Reviewers: teon.banek, mislav.bradac, buda

Reviewed By: teon.banek

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D314
 2017-04-25 15:54:30 +02:00
Mislav Bradac
fe36835519 Add db_accessor to ExpressionEvaluator 
Summary: Add db_accessor to ExpressionEvaluator

Reviewers: florijan, teon.banek

Reviewed By: teon.banek

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D310
 2017-04-24 14:38:38 +02:00
Teon Banek
893df584f6 Merge utils/exceptions into single file 
Summary: Update documentation of `utils/exceptions.hpp`

Reviewers: mislav.bradac, florijan, buda

Reviewed By: buda

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D300
 2017-04-20 16:53:21 +02:00
florijan
e5cc3f1561 Query::Plan::OrderBy 
Reviewers: mislav.bradac, teon.banek

Reviewed By: teon.banek

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D302
 2017-04-20 15:04:48 +02:00
Teon Banek
dbe5ffc4ea Raise if Abs function got a boolean 
Reviewers: florijan, mislav.bradac

Reviewed By: mislav.bradac

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D289
 2017-04-18 13:28:34 +02:00
Teon Banek
3b27b20992 Reorganize query directory tree 
Summary:
Move query/frontend/interpret to query/interpret.
Split interpret.hpp to frame.hpp and eval.hpp.
Move query/frontend/logical to query/plan.
Nest namespace frontend::opencypher inside query.

Reviewers: florijan, mislav.bradac, buda

Reviewed By: florijan

Subscribers: pullbot

Differential Revision: https://phabricator.memgraph.io/D272
 2017-04-13 11:28:11 +02:00