---
task_categories: [feature-extraction, sentence-similarity]
tags: [text-to-sql, schema-linking, retrieval, spider2, bird, contrastive]
---

# embedding-0.6b-spider2.0-data

Contrastive training data for the [`thanhdath/embedding-0.6b-spider2.0`](https://huggingface.co/thanhdath/embedding-0.6b-spider2.0)
column retriever. **39,238** (query, positive-columns, hard-negative-columns) groups.
**No SynSQL** — BIRD train + Spider train + Spider 2.0 synthetic only.

| source | rows |
|---|---|
| BIRD train | 9,356 |
| Spider train | 8,386 |
| Spider 2.0 synth (BQ/SF) | 17,693 |
| Spider 2.0 synth (SQL-Gen) | 3,803 |

## Files
- `train.jsonl` — **SWIFT embedding format** (`messages`, `positive_messages`, `negative_messages`); used to train the model.
- `train_flagembedding_format.jsonl` — same data in FlagEmbedding format (`query`, `pos`, `neg`, scores); pre-conversion source.