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Although multi-agent collaborative Large Language Models (LLMs) have achieved significant breakthroughs in the Text-to-SQL task, their performance is still constrained by various factors. These factors include the incompleteness of the…

Computation and Language · Computer Science 2025-02-24 Xiangjin Xie , Guangwei Xu , Lingyan Zhao , Ruijie Guo

English remains the language of choice for database courses and widely used for instruction in nearly all South African universities, and also in many countries. Novice programmers of native origins are mostly taught Structured Query…

Computers and Society · Computer Science 2020-11-20 George Obaido , Abejide Ade-Ibijola , Hima Vadapalli

Large Language Models (LLMs) can translate natural language into SQL, but small models struggle with multi-table and complex queries in Zero-Shot Learning (ZSL) settings. While Supervised Fine-Tuning (SFT) helps, it falls short for harder…

Machine Learning · Computer Science 2026-05-05 Simone Papicchio , Simone Rossi , Luca Cagliero , Paolo Papotti

Data is growing rapidly in volume and complexity. Proficiency in database query languages is pivotal for crafting effective queries. As coding assistants become more prevalent, there is significant opportunity to enhance database query…

Text-to-SQL aims to convert natural language questions into executable SQL queries. While previous approaches, such as skeleton-masked selection, have demonstrated strong performance by retrieving similar training examples to guide large…

Computation and Language · Computer Science 2025-10-01 Jimin Lee , Ingeol Baek , Byeongjeong Kim , Hyunkyung Bae , Hwanhee Lee

The improvement in translating natural language to structured query language (SQL) can be attributed to the advancements in large language models (LLMs). Open-source LLMs, tailored for specific database dialects such as MySQL, have shown…

Computation and Language · Computer Science 2024-10-25 Zhisheng Lin , Yifu Liu , Zhiling Luo , Jinyang Gao , Yu Li

SQL is a widely adopted language for querying data, which has led to the development of various SQL analysis and rewriting tools. However, due to the diversity of SQL dialects, such tools often fail when encountering unrecognized…

Databases · Computer Science 2026-03-18 Junwen An , Kabilan Mahathevan , Manuel Rigger

Data augmentation has attracted a lot of research attention in the deep learning era for its ability in alleviating data sparseness. The lack of labeled data for unseen evaluation databases is exactly the major challenge for cross-domain…

Computation and Language · Computer Science 2022-11-16 Kun Wu , Lijie Wang , Zhenghua Li , Ao Zhang , Xinyan Xiao , Hua Wu , Min Zhang , Haifeng Wang

Most recent research on Text-to-SQL semantic parsing relies on either parser itself or simple heuristic based approach to understand natural language query (NLQ). When synthesizing a SQL query, there is no explicit semantic information of…

Computation and Language · Computer Science 2022-09-30 Jun Wang , Patrick Ng , Alexander Hanbo Li , Jiarong Jiang , Zhiguo Wang , Ramesh Nallapati , Bing Xiang , Sudipta Sengupta

Text-to-SQL systems have become crucial for translating natural language into SQL queries in various industries, enabling non-technical users to perform complex data operations. The need for accurate evaluation methods has increased as…

Computation and Language · Computer Science 2024-10-29 Heegyu Kim , Taeyang Jeon , Seunghwan Choi , Seungtaek Choi , Hyunsouk Cho

Natural-language-to-SQL (NL-to-SQL) systems hold promise for democratizing access to structured data, allowing users to query databases without learning SQL. Yet existing systems struggle with realistic spatio-temporal queries, where…

Artificial Intelligence · Computer Science 2025-10-31 Manu Redd , Tao Zhe , Dongjie Wang

We present SkillNet-NLG, a sparsely activated approach that handles many natural language generation tasks with one model. Different from traditional dense models that always activate all the parameters, SkillNet-NLG selectively activates…

Computation and Language · Computer Science 2022-04-27 Junwei Liao , Duyu Tang , Fan Zhang , Shuming Shi

People without a database background usually rely on file systems or tools such as Excel for data management, which often lead to redundancy and data inconsistency. Relational databases possess strong data management capabilities, but…

Recent advancements in large language models (LLMs) have shown promise in bridging the gap between natural language queries and database management systems, enabling users to interact with databases without the background of SQL. However,…

Databases · Computer Science 2025-07-11 Qinggang Zhang , Hao Chen , Junnan Dong , Shengyuan Chen , Feiran Huang , Xiao Huang

It is challenging to convert natural language (NL) questions into executable structured query language (SQL) queries for text-to-SQL tasks due to the vast number of database schemas with redundancy, which interferes with semantic learning,…

Databases · Computer Science 2025-02-11 Zhuopan Yang , Yuanzhen Xie , Ruichao Zhong , Yunzhi Tan , Enjie Liu , Zhenguo Yang , Mochi Gao , Bo Hu , Zang Li

Large Language Model-based (LLM-based) Text-to-SQL methods have achieved important progress in generating SQL queries for real-world applications. When confronted with table content-aware questions in real-world scenarios, ambiguous data…

Databases · Computer Science 2025-11-07 Wenbo Xu , Liang Yan , Chuanyi Liu , Peiyi Han , Haifeng Zhu , Yong Xu , Yingwei Liang , Bob Zhang

Text-to-SQL enables natural access to databases, yet most benchmarks are English-only, limiting multilingual progress. We introduce MultiSpider 2.0, extending Spider 2.0 to eight languages (English, German, French, Spanish, Portuguese,…

Computation and Language · Computer Science 2025-09-30 Khanh Trinh Pham , Thu Huong Nguyen , Jun Jo , Quoc Viet Hung Nguyen , Thanh Tam Nguyen

The potential for improvements brought by Large Language Models (LLMs) in Text-to-SQL systems is mostly assessed on monolingual English datasets. However, LLMs' performance for other languages remains vastly unexplored. In this work, we…

Computation and Language · Computer Science 2024-06-07 Farhad Nooralahzadeh , Yi Zhang , Ellery Smith , Sabine Maennel , Cyril Matthey-Doret , Raphaël de Fondville , Kurt Stockinger

Relational databases often suffer from uninformative descriptors of table contents, such as ambiguous columns and hard-to-interpret values, impacting both human users and text-to-SQL models. In this paper, we explore the use of large…

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