Andrei Ionescu

Reading nested struct panics with `OutOfSpec` error

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#### What language are you using? **Rust** #### Which feature gates did you use? `"polars-io", "parquet", "lazy", "dtype-struct"` #### Have you tried latest version of polars? - [yes] #### What...

Polars panics when Azure Storage URI is used

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#### What language are you using? **Rust** #### Which feature gates did you use? `"polars-io", "parquet", "lazy", "dtype-struct"` #### Have you tried latest version of polars? - [yes] #### What...

Support filter over indexes on nested fields

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### What is the context for this pull request? - **Proposal**: #347 - **Discussion**: #312 - **Dependency**: #379 - Fixes: #347 ### What changes were proposed in this pull request?...

Cannot run Spark 3 tests in IntelliJ IDEA

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### Describe the issue I get the following error when trying to run the `E2EHyperspaceRulesTest` tests: ``` An exception or error caused a run to abort: org.apache.parquet.hadoop.ParquetOutputFormat.getJobSummaryLevel(Lorg/apache/hadoop/conf/Configuration;)Lorg/apache/parquet/hadoop/ParquetOutputFormat$JobSummaryLevel; java.lang.NoSuchMethodError: org.apache.parquet.hadoop.ParquetOutputFormat.getJobSummaryLevel(Lorg/apache/hadoop/conf/Configuration;)Lorg/apache/parquet/hadoop/ParquetOutputFormat$JobSummaryLevel; at...

Support joins over nested fields with indexes on nested fields

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### What is the context for this pull request? - **Proposal**: #347 - **Discussion**: #312 - **Dependency**: #379, #380 - Fixes: #347 ### What changes were proposed in this pull...

## Feature requested As a **data engineer, data scientist, developer**, I want **to be able to use indexing with maps**, in order to **improve query performance**. ## Acceptance criteria -...

[PROPOSAL]: Index nested fields

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## Problem description This design proposal is for adding support for nested fields in both `indexedColumns` and `includedColumns`. Currently, Hyperspace does not support nested fields like structs or structured arrays....

Similar to Delta Lake, Iceberg has versioning and time travel capabilities. Similar to #272 work, the implementation of supporting Iceberg in Hyperspace can be improved.

Index nested fields

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### What is the context for this pull request? - **Proposal**: #347 - **Discussion**: #312 - Fixes: #347 ### What changes were proposed in this pull request? This PR adds...

## Problem Statement Hyperspace does NOT support indexing over columns/fields of type array of struct. ## Background and Motivation There are use cases where queries like the ones bellow can...