Matt Butrovich

`WHERE` clauses with literals are broken for a few reasons: `SELECT * FROM foo WHERE true` (or `false`) explodes in codegen because these literals end up as a `TypeCastExpression` with...

hash_index_test failure in CI

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Just opening an issue for now to track this. I've not seen this before. http://jenkins.db.cs.cmu.edu:8080/blue/organizations/jenkins/terrier/detail/PR-1405/26/pipeline

# Bug Report ## Summary We don't check whether incoming VARCHAR values adhere to the length limit. ### Expected Behavior Postgres: ```SQL matt=# create table foo (name varchar(3)); CREATE TABLE...

Create a table like `CREATE TABLE foo (name VARCHAR PRIMARY KEY)` then by default `atttypmod`/max length should be -1 in `pg_attribute` for that VARCHAR attribute. However, `GenericKey` is templated to...

Add Egress benchmark

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Not ready for review yet. This adds a configurable Egress benchmark to return result rows based on two parameters: `egress_tuple_bytes` and `egress_num_tuples`. Since UDF syntax varies by DBMS, this only...

Add Sleep benchmark and dialects for MySQL and Postgres

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WIP PR. Adds a new benchmark (dialects for Postgres and MySQL so far) to just sleep. Questtions: - Not sure how to write the generic query for this since it's...

feat: Implement bloom_filter_agg

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## Which issue does this PR close? Closes #846. ## Rationale for this change ## What changes are included in this PR? - Native implementation (`bloom_filter_agg.rs`) that uses DataFusion's `Accumulator`...

### What is the problem the feature request solves? Writing to Arrow vectors through Comet's `ArrowWriter` class only uses `setSafe` on the underlying vectors. This incurs a capacity and resize...