Amogh Margoor

for every read transaction write Id is being incremented. It won;t be an issue functionality wise, but its better to utilize writeIds economically.

For UPDATE/DELETE, we were repartitioning based on encoded bucketIds so that all rows with same bucket are processed by the same task. However, rows can have same bucket but different...

Support for anti-join based reader support for Hive ACID tables in Spark

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Currently, ACID reader is currently using Hive ORC Acid readers shaded to read the Hive ACID tables. We can definitely improve the performance if we move to native readers to...

Quark Interpreter for zeppelin.

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Build Quark group of Interpreters for zeppelin that can do following things: 1. Run query directly against the Spark cluster. 2. Run DDL statements through zeppelin paragraphs.

Add functionality for DDL statements to add, drop and update cubes.

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After adding support for Quark's DDL statement to Calcite in issue#34, we need to add corresponding functionality for cube, measure and dimensions to Quark.

[WIP] Add Parquet decryption support for Hive tables

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## Description Adds support to read Hive tables with encrypted Parquet files. PS: This PR is work in progress and we are adding tests to it. ## Additional context and...