---
warning: DO NOT CHANGE THIS MANUALLY, THIS IS GENERATED BY https://github.com/duckdb/community-extensions repository, check README there
title: fivetran
excerpt: |
  DuckDB Community Extensions
  Pack sparse join build side into compact variants.

docs:
  extended_description: |
    See the [README](https://github.com/fivetran/duckdb_sparse_variant).
extension:
  build: cmake
  description: Pack sparse join build side into compact variants.
  language: C++
  license: Apache-2.0
  maintainers:
    - ascend1
  name: fivetran
  version: 2026012700
repo:
  github: fivetran/duckdb_sparse_variant
  ref: cdd9a4104e8c76e6498661ff0948222cabbf60df

extension_star_count: 1
extension_star_count_pretty: 1
extension_download_count: 856
extension_download_count_pretty: 856
image: '/images/community_extensions/social_preview/preview_community_extension_fivetran.png'
layout: community_extension_doc
---
### Compatibility Matrix

This table covers all DuckDB releases that have not reached [end-of-life](https://duckdb.org/release_calendar), including LTS releases, and shows the 2 most recent patch releases of each. Older patch releases are not listed, but the extension may be available for them as well.

<div class="extension_compatibility_table"></div>

| Platform | 1.4.4 | 1.4.5 | 1.5.5 | 1.5.6 | 2.0.0 |
| :--- | :---: | :---: | :---: | :---: | :---: |
| Linux AMD64 | ✅ | ❌ | ✅ | ✅ | ❌ |
| Linux ARM64 | ✅ | ❌ | ✅ | ✅ | ❌ |
| macOS AMD64 | ✅ | ❌ | ✅ | ✅ | ❌ |
| macOS ARM64 | ✅ | ❌ | ✅ | ✅ | ❌ |
| Windows AMD64 | ✅ | ❌ | ✅ | ✅ | ❌ |
| Windows ARM64 | ❌ | ❌ | ❌ | ❌ | ❌ |
| WebAssembly | ✅ | ❌ | ✅ | ✅ | ❌ |

### Installing and Loading
```sql
INSTALL {{ page.extension.name }} FROM community;
LOAD {{ page.extension.name }};
```

{% if page.docs.hello_world %}
### Example
```sql
{{ page.docs.hello_world }}```
{% endif %}

{% if page.docs.extended_description %}
### About {{ page.extension.name }}
{{ page.docs.extended_description }}
{% endif %}
### Added Functions

<div class="extension_functions_table"></div>

|      function_name       | function_type | description | comment | examples |
|--------------------------|---------------|-------------|---------|----------|
| struct_to_sparse_variant | scalar        | NULL        | NULL    |          |

### Overloaded Functions

<div class="extension_functions_table"></div>

This extension does not add any function overloads.

### Added Types

<div class="extension_types_table"></div>

This extension does not add any types.

### Added Settings

<div class="extension_settings_table"></div>

|                       name                       |                                                   description                                                    | input_type | scope  | aliases |
|--------------------------------------------------|------------------------------------------------------------------------------------------------------------------|------------|--------|---------|
| fivetran_sparse_build_optimizer_column_threshold | Number of build columns at which to consider using the SparseBuildOptimizer. Set to a negative value to disable. | BIGINT     | GLOBAL | []      |