Richard Newman
88df7b3b33
Correctly generate DISTINCT and LIMIT. ( #386 ) r=nalexander
2017-03-22 14:02:00 -07:00
Richard Newman
7024978517
Track ever-shrinking sets of types for variables, not a single type. ( #381 ) r=nalexander
2017-03-22 11:30:16 -07:00
Richard Newman
6109a63249
Support input bindings in ConjoiningClauses. r=nalexander
2017-03-10 19:01:56 -08:00
Richard Newman
bf38105fef
( #362 ) Part 4: handle unknown attributes by expanding type codes. r=nalexander
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Also, don't run any SQL at all if an algebrized query is known to return no results.
2017-03-08 17:44:27 -08:00
Richard Newman
7bcf311db9
Pre: move SQLValueType to core, because it's so central.
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Yes, this isn't tidy... but in order to be really tidy we'd need to
split up db into parts that don't depend on a particular SQLite library.
2017-03-08 17:41:49 -08:00
Richard Newman
70b112801c
Implement projection and querying. ( #353 ) r=nalexander
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* Add a failing test for EDN parsing '…'.
* Expose a SQLValueType trait to get value_type_tag values out of a ValueType.
* Add accessors to FindSpec.
* Implement querying.
* Implement rudimentary projection.
* Export mentat_db::new_connection.
* Export symbols from mentat.
* Add rudimentary end-to-end query tests.
2017-03-06 14:40:10 -08:00