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Related papers: iPDB -- Optimizing Semantic SQL Queries

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Large language models (LLMs) with in-context learning have significantly improved the performance of text-to-SQL task. Previous works generally focus on using exclusive SQL generation prompt to improve the LLMs' reasoning ability. However,…

Computation and Language · Computer Science 2024-07-15 Zhenhe Wu , Zhongqiu Li , Jie Zhang , Mengxiang Li , Yu Zhao , Ruiyu Fang , Zhongjiang He , Xuelong Li , Zhoujun Li , Shuangyong Song

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

The rise of large language models (LLMs) has significantly impacted various domains, including natural language processing (NLP) and image generation, by making complex computational tasks more accessible. While LLMs demonstrate impressive…

Databases · Computer Science 2024-10-15 Ananya Rahaman , Anny Zheng , Mostafa Milani , Fei Chiang , Rachel Pottinger

Generating accurate SQL queries for user questions (text-to-SQL) has been a long-standing challenge since it requires a deep understanding of both the user's question and the corresponding database schema in order to retrieve the desired…

Computation and Language · Computer Science 2024-06-07 Zijin Hong , Zheng Yuan , Hao Chen , Qinggang Zhang , Feiran Huang , Xiao Huang

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

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

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

As the demand for querying databases in all areas of life continues to grow, researchers have devoted significant attention to the natural language interface for databases (NLIDB). This paper presents a comprehensive survey of recently…

Databases · Computer Science 2025-09-19 Mengyi Liu , Jianqiu Xu

We propose the vision of a functional data model (FDM) and an associated functional query language (FQL). Our proposal has far-reaching consequences: we show a path to come up with a modern QL that solves (almost if not) all problems of SQL…

Databases · Computer Science 2025-07-29 Jens Dittrich

Large language models (LLMs) are emerging as few-shot learners capable of handling a variety of tasks, including comprehension, planning, reasoning, question answering, arithmetic calculations, and more. At the core of these capabilities is…

Databases · Computer Science 2024-11-05 Yu Pan , Hongfeng Yu , Tianjiao Zhao , Jianxin Sun

The performance of Large Language Models (LLMs) for translating Natural Language (NL) queries into SQL varies significantly across databases (DBs). NL queries are often expressed using a domain specific vocabulary, and mapping these to the…

Computation and Language · Computer Science 2025-10-06 Manasi Patwardhan , Ayush Agarwal , Shabbirhussain Bhaisaheb , Aseem Arora , Lovekesh Vig , Sunita Sarawagi

Database research and development often require a large number of SQL queries for benchmarking purposes. However, acquiring real-world SQL queries is challenging due to privacy concerns, and existing SQL generation methods are limited in…

Databases · Computer Science 2025-12-03 Jiale Lao , Immanuel Trummer

In-context learning (ICL) has emerged as a new approach to various natural language processing tasks, utilizing large language models (LLMs) to make predictions based on context that has been supplemented with a few examples or…

Computation and Language · Computer Science 2023-05-23 Linyong Nan , Yilun Zhao , Weijin Zou , Narutatsu Ri , Jaesung Tae , Ellen Zhang , Arman Cohan , Dragomir Radev

Translating users' natural language queries (NL) into SQL queries (i.e., Text-to-SQL, a.k.a. NL2SQL) can significantly reduce barriers to accessing relational databases and support various commercial applications. The performance of…

Databases · Computer Science 2025-12-08 Xinyu Liu , Shuyu Shen , Boyan Li , Peixian Ma , Runzhi Jiang , Yuxin Zhang , Ju Fan , Guoliang Li , Nan Tang , Yuyu Luo

Recent text-to-SQL systems powered by large language models (LLMs) have demonstrated remarkable performance in translating natural language queries into SQL. However, these systems often struggle with complex database structures and…

Computation and Language · Computer Science 2025-05-22 Haoyuan Ma , Yongliang Shen , Hengwei Liu , Wenqi Zhang , Haolei Xu , Qiuying Peng , Jun Wang , Weiming Lu

Recent database systems have introduced semantic operators that leverage large language models (LLMs) to filter, join, and project over structured data using natural language predicates. In practice, these operators are combined with…

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,…

Schema linking is a crucial step in Text-to-SQL pipelines. Its goal is to retrieve the relevant tables and columns of a target database for a user's query while disregarding irrelevant ones. However, imperfect schema linking can often…

Computation and Language · Computer Science 2024-08-20 Karime Maamari , Fadhil Abubaker , Daniel Jaroslawicz , Amine Mhedhbi

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

Large Language Models (LLMs) have emerged as a powerful tool in advancing the Text-to-SQL task, significantly outperforming traditional methods.Nevertheless, as a nascent research field, there is still no consensus on the optimal prompt…

Computation and Language · Computer Science 2026-03-20 Bin Zhang , Yuxiao Ye , Guoqing Du , Xiaoru Hu , Zhishuai Li , Chi Harold Liu , Zhiwei Xu , Guoliang Fan , Rui Zhao , Ziyue Li , Hangyu Mao