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Translating natural language into SQL (Test2SQL) is a longstanding challenge at the intersection of natural language understanding and structured data access. While large language models (LLMs) have significantly improved fluency in SQL…

Computation and Language · Computer Science 2026-01-14 Zhewei Yao , Guoheng Sun , Lukasz Borchmann , Gaurav Nuti , Zheyu Shen , Minghang Deng , Bohan Zhai , Hao Zhang , Ang Li , Yuxiong He

Large language models have been used to translate natural language questions to SQL queries. Without hard constraints on syntax and database schema, they occasionally produce invalid queries that are not executable. These failures limit the…

Computation and Language · Computer Science 2025-03-18 Ying Jiao , Luc De Raedt , Giuseppe Marra

Language-integrated query is a powerful programming construct allowing database queries and ordinary program code to interoperate seamlessly and safely. Language-integrated query techniques rely on classical results about the nested…

Programming Languages · Computer Science 2023-06-22 Wilmer Ricciotti , James Cheney

With the ever-growing generation of data for the Semantic Web comes an increasing demand for this data to be made available to non-semantic Web experts. One way of achieving this goal is to translate the languages of the Semantic Web into…

Computation and Language · Computer Science 2019-11-05 Axel-Cyrille Ngonga Ngomo , Diego Moussallem , Lorenz Bühmann

The task of converting natural language questions (NLQs) into executable SQL queries, known as text-to-SQL, has gained significant interest in recent years, as it enables non-technical users to interact with relational databases. Many…

Software Engineering · Computer Science 2025-11-19 Salmane Chafik , Saad Ezzini , Ismail Berrada

Despite the significant advancements in Text-to-SQL (Text2SQL) facilitated by large language models (LLMs), the latest state-of-the-art techniques are still trapped in the in-context learning of closed-source LLMs (e.g., GPT-4), which…

Computation and Language · Computer Science 2025-05-27 Yang Qin , Chao Chen , Zhihang Fu , Ze Chen , Dezhong Peng , Peng Hu , Jieping Ye

Text-to-SQL is a technology that converts natural language queries into the structured query language SQL. A novel research approach that has recently gained attention focuses on methods based on the complexity of SQL queries, achieving…

Computation and Language · Computer Science 2024-06-14 Jiawen Yi , Guo Chen , Zixiang Shen

This paper introduces an Error Correction through Prompt Tuning for NL-to-SQL, leveraging the latest advancements in generative pre-training-based LLMs and RAG. Our work addresses the crucial need for efficient and accurate translation of…

Computation and Language · Computer Science 2025-11-12 Jisoo Jang , Tien-Cuong Bui , Yunjun Choi , Wen-Syan Li

Text-to-SQL aims to automate the process of generating SQL queries on a database from natural language text. In this work, we propose "SQLPrompt", tailored to improve the few-shot prompting capabilities of Text-to-SQL for Large Language…

Computation and Language · Computer Science 2023-11-07 Ruoxi Sun , Sercan Ö. Arik , Rajarishi Sinha , Hootan Nakhost , Hanjun Dai , Pengcheng Yin , Tomas Pfister

Speech-to-SQL (S2SQL) aims to convert spoken questions into SQL queries given relational databases, which has been traditionally implemented in a cascaded manner while facing the following challenges: 1) model training is faced with the…

Computation and Language · Computer Science 2023-05-23 Huadai Liu , Rongjie Huang , Jinzheng He , Gang Sun , Ran Shen , Xize Cheng , Zhou Zhao

The generalizability to new databases is of vital importance to Text-to-SQL systems which aim to parse human utterances into SQL statements. Existing works achieve this goal by leveraging the exact matching method to identify the lexical…

Computation and Language · Computer Science 2022-08-09 Aiwei Liu , Xuming Hu , Li Lin , Lijie Wen

Querying a relational database is difficult because it requires users to know both the SQL language and be familiar with the schema. On the other hand, many users possess enough domain familiarity or expertise to describe their desired…

Databases · Computer Science 2020-03-25 Christopher Baik , Zhongjun Jin , Michael Cafarella , H. V. Jagadish

Text-to-SQL is a fundamental yet challenging task in the NLP area, aiming at translating natural language questions into SQL queries. While recent advances in large language models have greatly improved performance, most existing approaches…

Databases · Computer Science 2025-12-01 Shuozhi Yuan , Limin Chen , Miaomiao Yuan , Zhao Jin

In order to reduce the manual cost of designing ER models, recent approaches have been proposed to address the task of NL2ERM, i.e., automatically generating entity-relationship (ER) models from natural language (NL) utterances such as…

Computation and Language · Computer Science 2023-12-22 Zhenwen Li , Jian-Guang Lou , Tao Xie

Translating Natural Language Queries into Structured Query Language (Text-to-SQL or NLQ-to-SQL) is a critical task extensively studied by both the natural language processing and database communities, aimed at providing a natural language…

Computation and Language · Computer Science 2025-01-29 Hasan Alp Caferoğlu , Özgür Ulusoy

Most of the world's data is stored in relational databases. Accessing these requires specialized knowledge of the Structured Query Language (SQL), putting them out of the reach of many people. A recent research thread in Natural Language…

Computation and Language · Computer Science 2018-11-05 Bojan Petrovski , Ignacio Aguado , Andreea Hossmann , Michael Baeriswyl , Claudiu Musat

Natural language generation (NLG) is a critical component in spoken dialogue systems. Classic NLG can be divided into two phases: (1) sentence planning: deciding on the overall sentence structure, (2) surface realization: determining…

Computation and Language · Computer Science 2018-08-10 Shang-Yu Su , Kai-Ling Lo , Yi-Ting Yeh , Yun-Nung Chen

Text-to-SQL, which translates a natural language question into an SQL query, has advanced with in-context learning of Large Language Models (LLMs). However, existing methods show little improvement in performance compared to randomly chosen…

Artificial Intelligence · Computer Science 2025-07-23 Jihyung Lee , Jin-Seop Lee , Jaehoon Lee , YunSeok Choi , Jee-Hyong Lee

This paper concerns with the conversion of a Spoken English Language Query into SQL for retrieving data from RDBMS. A User submits a query as speech signal through the user interface and gets the result of the query in the text format. We…

Computation and Language · Computer Science 2013-08-15 Sachin Kumar , Ashish Kumar , Pinaki Mitra , Girish Sundaram

The Natural Language to Visualization (NL2Vis) task aims to transform natural-language descriptions into visual representations for a grounded table, enabling users to gain insights from vast amounts of data. Recently, many deep…

Databases · Computer Science 2024-04-29 Yang Wu , Yao Wan , Hongyu Zhang , Yulei Sui , Wucai Wei , Wei Zhao , Guandong Xu , Hai Jin