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Natural Language to SQL (i.e., NL2SQL) translation is crucial for democratizing database access, but even state-of-the-art models frequently generate semantically incorrect SQL queries, hindering the widespread adoption of these techniques…

Databases · Computer Science 2025-12-08 Xinyu Liu , Shuyu Shen , Boyan Li , Nan Tang , Yuyu Luo

Text-to-SQL parsing is an essential and challenging task. The goal of text-to-SQL parsing is to convert a natural language (NL) question to its corresponding structured query language (SQL) based on the evidences provided by relational…

Computation and Language · Computer Science 2022-08-30 Bowen Qin , Binyuan Hui , Lihan Wang , Min Yang , Jinyang Li , Binhua Li , Ruiying Geng , Rongyu Cao , Jian Sun , Luo Si , Fei Huang , Yongbin Li

Open-weight large language models (LLMs) have significantly advanced performance in the Natural Language to SQL (NL2SQL) task. However, their effectiveness diminishes when dealing with large database schemas, as the context length…

Computation and Language · Computer Science 2025-05-21 Dai Quoc Nguyen , Cong Duy Vu Hoang , Duy Vu , Gioacchino Tangari , Thanh Tien Vu , Don Dharmasiri , Yuan-Fang Li , Long Duong

Large Language Model (LLM) techniques play an increasingly important role in Natural Language to SQL (NL2SQL) translation. LLMs trained by extensive corpora have strong natural language understanding and basic SQL generation abilities…

Databases · Computer Science 2024-04-01 Tonghui Ren , Yuankai Fan , Zhenying He , Ren Huang , Jiaqi Dai , Can Huang , Yinan Jing , Kai Zhang , Yifan Yang , X. Sean Wang

Text-to-SQL aims to translate natural language queries into SQL statements, which is practical as it enables anyone to easily retrieve the desired information from databases. Recently, many existing approaches tackle this problem with Large…

Natural Language Interfaces for Databases (NLIDBs) aim to make database querying accessible by allowing users to ask questions in everyday language rather than using formal SQL queries. Despite significant advancements in translation…

Databases · Computer Science 2025-11-19 Panos Ipeirotis , Haotian Zheng

Retrieving operational data from nuclear power plants requires exceptional accuracy and transparency due to the criticality of the decisions it supports. Traditionally, natural language to SQL (NL-to-SQL) approaches have been explored for…

Computation and Language · Computer Science 2025-06-11 Mishca de Costa , Muhammad Anwar , Dave Mercier , Mark Randall , Issam Hammad

Text-to-SQL prompt strategies based on Large Language Models (LLMs) achieve remarkable performance on well-known benchmarks. However, when applied to real-world databases, their performance is significantly less than for these benchmarks,…

Text-to-SQL translates natural language queries into Structured Query Language (SQL) commands, enabling users to interact with databases using natural language. Essentially, the text-to-SQL task is a text generation task, and its…

Databases · Computer Science 2024-10-10 Xiaohu Zhu , Qian Li , Lizhen Cui , Yongkang Liu

NL2SQL (Natural Language to Structured Query Language) transformation has seen wide adoption in Business Intelligence (BI) applications in recent years. However, existing NL2SQL benchmarks are not suitable for production BI scenarios, as…

Artificial Intelligence · Computer Science 2024-10-31 Bora Caglayan , Mingxue Wang , John D. Kelleher , Shen Fei , Gui Tong , Jiandong Ding , Puchao Zhang

Text-to-SQL, the process of translating natural language into Structured Query Language (SQL), represents a transformative application of large language models (LLMs), potentially revolutionizing how humans interact with data. This paper…

Transforming natural language into SQL queries (NL2SQL) is crucial for data-driven business applications. Existing frameworks, trained on open-source datasets, struggle with complex business logic and lack domain-specific data for…

Databases · Computer Science 2025-07-16 Song Cheng , Qiannan Cheng , Linbo Jin , Lei Yi , Guannan Zhang

Text-to-SQL is a task that converts a natural language question into a structured query language (SQL) to retrieve information from a database. Large language models (LLMs) work well in natural language generation tasks, but they are not…

Computation and Language · Computer Science 2023-09-04 Chunxi Guo , Zhiliang Tian , Jintao Tang , Pancheng Wang , Zhihua Wen , Kang Yang , Ting Wang

Interacting with relational databases through natural language helps users of any background easily query and analyze a vast amount of data. This requires a system that understands users' questions and converts them to SQL queries…

Computation and Language · Computer Science 2018-04-27 Tao Yu , Zifan Li , Zilin Zhang , Rui Zhang , Dragomir Radev

Clinicians exploring oncology trial repositories often need ad-hoc, multi-constraint queries over biomarkers, endpoints, interventions, and time, yet writing SQL requires schema expertise. We demo FD-NL2SQL, a feedback-driven clinical…

A significant amount of the world's knowledge is stored in relational databases. However, the ability for users to retrieve facts from a database is limited due to a lack of understanding of query languages such as SQL. We propose Seq2SQL,…

Computation and Language · Computer Science 2017-11-13 Victor Zhong , Caiming Xiong , Richard Socher

NL2SQL (natural language to SQL) systems translate natural language into SQL queries, allowing users with no technical background to interact with databases and create tools like reports or visualizations. While recent advancements in large…

Converting natural language questions into SQL queries enables non-expert users to interact with relational databases and has long been a central task for natural language interfaces to data. While the WikiSQL dataset played a key role in…

Computation and Language · Computer Science 2025-12-10 Dzmitry Pihulski , Karol Charchut , Viktoria Novogrodskaia , Jan Kocoń

Efficient querying and analysis of large tabular datasets remain significant challenges, especially for users without expertise in programming languages like SQL. Text-to-SQL approaches have shown promising performance on benchmark data;…

Databases · Computer Science 2025-08-27 Yipeng Zhang , Chen Wang , Yuzhe Zhang , Jacky Jiang

In many use-cases, information is stored in text but not available in structured data. However, extracting data from natural language text to precisely fit a schema, and thus enable querying, is a challenging task. With the rise of…

Databases · Computer Science 2023-10-26 Mohammed Saeed , Nicola De Cao , Paolo Papotti