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Large language models (LLMs) have advanced Text-to-SQL, yet existing solutions still fall short of system-level reliability. The limitation is not merely in individual modules -- e.g., schema linking, reasoning, and verification -- but more…

数据库 · 计算机科学 2026-04-06 Boyan Li , Chong Chen , Zhujun Xue , Yinan Mei , Yuyu Luo

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…

计算与语言 · 计算机科学 2025-02-24 Xiangjin Xie , Guangwei Xu , Lingyan Zhao , Ruijie Guo

Despite the success of large language models (LLMs) in Text-to-SQL tasks, open-source LLMs encounter challenges in contextual understanding and response coherence. To tackle these issues, we present \ours, a systematic methodology tailored…

计算与语言 · 计算机科学 2024-05-14 Xiaojun Chen , Tianle Wang , Tianhao Qiu , Jianbin Qin , Min Yang

Recent advances in large language models (LLMs) have greatly improved Text-to-SQL performance for single-table queries. But, it remains challenging in multi-table databases due to complex schema and relational operations. Existing methods…

计算与语言 · 计算机科学 2025-05-26 Poojah Ganesan , Rajat Aayush Jha , Dan Roth , Vivek Gupta

Large language models (LLMs) have revolutionized natural language interfaces for databases, particularly in text-to-SQL conversion. However, current approaches often generate unreliable outputs when faced with ambiguity or insufficient…

数据库 · 计算机科学 2025-01-22 Kaiwen Chen , Yueting Chen , Xiaohui Yu , Nick Koudas

Large Language Models (LLMs) offer new potential for automating documentation-to-code traceability, yet their capabilities remain underexplored. We present a comprehensive evaluation of LLMs (Claude 3.5 Sonnet, GPT-4o, and o3-mini) in…

软件工程 · 计算机科学 2025-08-08 Ebube Alor , SayedHassan Khatoonabadi , Emad Shihab

Text-to-SQL is a crucial task toward developing methods for understanding natural language by computers. Recent neural approaches deliver excellent performance; however, models that are difficult to interpret inhibit future developments.…

计算与语言 · 计算机科学 2021-02-04 Yasufumi Taniguchi , Hiroki Nakayama , Kubo Takahiro , Jun Suzuki

Effectively handling instructions with extremely long context remains a challenge for Large Language Models (LLMs), typically necessitating high-quality long data and substantial computational resources. This paper introduces Step-Skipping…

计算与语言 · 计算机科学 2024-05-08 Wenhao Wu , Yizhong Wang , Yao Fu , Xiang Yue , Dawei Zhu , Sujian Li

Recent advances in large language models (LLMs) have significantly improved the accuracy of Text-to-SQL systems. However, a critical challenge remains: the semantic mismatch between natural language questions (NLQs) and their corresponding…

计算与语言 · 计算机科学 2025-08-21 Shaoming Duan , Zirui Wang , Chuanyi Liu , Zhibin Zhu , Yuhao Zhang , Peiyi Han , Liang Yan , Zewu Peng

When translating natural language questions into SQL queries to answer questions from a database, contemporary semantic parsing models struggle to generalize to unseen database schemas. The generalization challenge lies in (a) encoding the…

计算与语言 · 计算机科学 2021-08-25 Bailin Wang , Richard Shin , Xiaodong Liu , Oleksandr Polozov , Matthew Richardson

The growing need to integrate information from a large number of diverse sources poses significant scalability challenges for data integration systems. These systems often rely on manually written schema mappings, which are complex,…

数据库 · 计算机科学 2025-06-02 Christopher Buss , Mahdis Safari , Arash Termehchy , Stefan Lee , David Maier

Text-to-SQL, the task of translating natural language questions into SQL queries, is part of various business processes. Its automation, which is an emerging challenge, will empower software practitioners to seamlessly interact with…

Large language models (LLMs) are increasingly powering Text-to-SQL (Text2SQL) systems, enabling non-expert users to query industrial databases using natural language. While test-time scaling strategies have shown promise in LLM-based…

计算与语言 · 计算机科学 2025-10-14 Jiajing Guo , Kenil Patel , Jorge Piazentin Ono , Wenbin He , Liu Ren

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…

计算与语言 · 计算机科学 2025-01-29 Hasan Alp Caferoğlu , Özgür Ulusoy

Generating SQLs from user queries is a long-standing challenge, where the accuracy of initial schema linking significantly impacts subsequent SQL generation performance. However, current schema linking models still struggle with missing…

计算与语言 · 计算机科学 2026-04-23 Zheng Yuan , Hao Chen , Zijin Hong , Qinggang Zhang , Feiran Huang , Qing Li , Xiao Huang

Real-world enterprise text-to-SQL workflows often involve complex cloud or local data across various database systems, multiple SQL queries in various dialects, and diverse operations from data transformation to analytics. We introduce…

Large Language Models (LLMs) struggle with complex Text-to-SQL queries that demand both sophisticated mathematical reasoning and intricate schema navigation. Existing methods often tackle these challenges in isolation, creating a fractured…

人工智能 · 计算机科学 2025-09-25 Xutao Mao , Tao Liu , Hongying Zan

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…

One of the recent best attempts at Text-to-SQL is the pre-trained language model. Due to the structural property of the SQL queries, the seq2seq model takes the responsibility of parsing both the schema items (i.e., tables and columns) and…

计算与语言 · 计算机科学 2023-04-11 Haoyang Li , Jing Zhang , Cuiping Li , Hong Chen

Enterprise data pipelines, characterized by complex transformations across multiple programming languages, often cause a semantic disconnect between original metadata and downstream data. This "semantic drift" compromises data…

计算与语言 · 计算机科学 2025-08-12 Jiaqi Yin , Yi-Wei Chen , Meng-Lung Lee , Xiya Liu