# Inside the Vault

**URL:** https://forum.datacebo.com/c/inside-the-vault/22.md

[Latest](https://forum.datacebo.com/latest.md) · [Categories](https://forum.datacebo.com/categories.md) · [Tags](https://forum.datacebo.com/tags.md)

---

## [About the Inside the Vault category](https://forum.datacebo.com/t/about-the-inside-the-vault-category/400)

<div class="topic-metadata">

**Author:** [@neha](https://forum.datacebo.com/u/neha)\
**Replies:** 0\
**Last updated:** [January 26, 2026, 9:26pm UTC](https://forum.datacebo.com/t/about-the-inside-the-vault-category/400 "2026-01-26T21:26:58Z")

</div>

Synthetic data insights straight from the DataCebo team! DataCebo team members use this space to post more detailed descriptions about SDV features, including behind-the-scenes details and discussions we had when buildi…

---

## [Specify Composite Keys in the Metadata](https://forum.datacebo.com/t/specify-composite-keys-in-the-metadata/425)

<div class="topic-metadata">

**Author:** [@neha](https://forum.datacebo.com/u/neha)\
**Replies:** 0\
**Last updated:** [March 30, 2026, 3:57pm UTC](https://forum.datacebo.com/t/specify-composite-keys-in-the-metadata/425 "2026-03-30T15:57:18Z")

</div>

Starting from the latest SDV Enterprise release, you can specify composite keys directly in your SDV metadata. Then, you can supply the metadata (containing composite keys) to a synthesizer, and use it to create realisti…

---

## [Provide your segments to the SegmentSynthesizer](https://forum.datacebo.com/t/provide-your-segments-to-the-segmentsynthesizer/412)

<div class="topic-metadata">

**Author:** [@neha](https://forum.datacebo.com/u/neha)\
**Replies:** 0\
**Last updated:** [February 26, 2026, 9:34pm UTC](https://forum.datacebo.com/t/provide-your-segments-to-the-segmentsynthesizer/412 "2026-02-26T21:34:14Z")

</div>

Our SegmentSynthesizer is a specialty synthesizer designed to model highly segmented data with higher accuracy. If your data table has high segmentation, it contains groups that behave in different ways. We’ve recently u…

---

## [The importance of leading zeros](https://forum.datacebo.com/t/the-importance-of-leading-zeros/408)

<div class="topic-metadata">

**Author:** [@neha](https://forum.datacebo.com/u/neha)\
**Replies:** 0\
**Last updated:** [February 11, 2026, 2:21pm UTC](https://forum.datacebo.com/t/the-importance-of-leading-zeros/408 "2026-02-11T14:21:07Z")

</div>

We’ve recently made an important enhancement to the way SDV imports data: We now retain leading zeros from the original CSV file when loading it into Python, which can dramatically improve your usage of SDV. Leading zer…

---

## [Measuring significant correlations](https://forum.datacebo.com/t/measuring-significant-correlations/403)

<div class="topic-metadata">

**Author:** [@neha](https://forum.datacebo.com/u/neha)\
**Replies:** 0\
**Last updated:** [February 4, 2026, 3:51pm UTC](https://forum.datacebo.com/t/measuring-significant-correlations/403 "2026-02-04T15:51:11Z")

</div>

In our most recent release, we made an important change to the way we measure synthetic data quality. From now on, the Quality Report will evaluate whether the synthetic data matches strong correlations from the real dat…