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Context-dependent text-to-SQL task has drawn much attention in recent years. Previous models on context-dependent text-to-SQL task only concentrate on utilizing historical user inputs. In this work, in addition to using encoders to capture…

计算与语言 · 计算机科学 2020-11-12 Yitao Cai , Xiaojun Wan

Existing refinement methods in LLM-based Text-to-SQL systems exhibit limited effectiveness. They often introduce new errors during the self-correction process and fail to detect and correct semantic inaccuracies. To address these gaps, we…

人工智能 · 计算机科学 2025-05-22 Jikai Chen , Leilei Gan , Ziyu Zhao , Zechuan Wang , Dong Wang , Chenyi Zhuang

A new method for Text-to-SQL parsing, Grammar Pre-training (GP), is proposed to decode deep relations between question and database. Firstly, to better utilize the information of databases, a random value is added behind a question word…

计算与语言 · 计算机科学 2021-04-19 Liang Zhao , Hexin Cao , Yunsong Zhao

Neural semantic parsing has achieved impressive results in recent years, yet its success relies on the availability of large amounts of supervised data. Our goal is to learn a neural semantic parser when only prior knowledge about a limited…

计算与语言 · 计算机科学 2019-09-13 Yibo Sun , Duyu Tang , Nan Duan , Yeyun Gong , Xiaocheng Feng , Bing Qin , Daxin Jiang

Language models have shown promising performance on the task of translating natural language questions into SQL queries (Text-to-SQL). However, most of the state-of-the-art (SOTA) approaches rely on powerful yet closed-source large language…

计算与语言 · 计算机科学 2024-02-27 Haoyang Li , Jing Zhang , Hanbing Liu , Ju Fan , Xiaokang Zhang , Jun Zhu , Renjie Wei , Hongyan Pan , Cuiping Li , Hong Chen

Despite remarkable progress in text-to-SQL semantic parsing in recent years, the performance of existing parsers is still far from perfect. Specifically, modern text-to-SQL parsers based on deep learning are often over-confident, thus…

计算与语言 · 计算机科学 2023-12-07 Shijie Chen , Ziru Chen , Huan Sun , Yu Su

To elevate the foundational capabilities and generalization prowess of the text-to-SQL model in real-world applications, we integrate model interpretability analysis with execution-guided strategy for semantic parsing of WHERE clauses in…

人工智能 · 计算机科学 2025-08-20 Cong Zhang

In-context learning of large-language models (LLMs) has achieved remarkable success in the field of natural language processing, while extensive case studies reveal that the single-step chain-of-thought prompting approach faces challenges…

计算与语言 · 计算机科学 2024-07-04 Yuanzhen Xie , Xinzhou Jin , Tao Xie , MingXiong Lin , Liang Chen , Chenyun Yu , Lei Cheng , ChengXiang Zhuo , Bo Hu , Zang Li

We present BRIDGE, a powerful sequential architecture for modeling dependencies between natural language questions and relational databases in cross-DB semantic parsing. BRIDGE represents the question and DB schema in a tagged sequence…

计算与语言 · 计算机科学 2021-01-01 Xi Victoria Lin , Richard Socher , Caiming Xiong

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,…

计算与语言 · 计算机科学 2017-11-13 Victor Zhong , Caiming Xiong , Richard Socher

Text-to-SQL translates natural language questions into executable SQL queries, enabling intuitive database access for non-experts. While large language models achieve strong performance on Text-to-SQL with prompting, they still struggle…

计算与语言 · 计算机科学 2026-05-12 Zhao Tan , Xiping Liu , Qing Shu , Qizhi Wan , Dexi Liu , Changxuan Wan

Recently, large language models (LLMs) have significantly improved the performance of text-to-SQL systems. Nevertheless, many state-of-the-art (SOTA) approaches have overlooked the critical aspect of system robustness. Our experiments…

计算与语言 · 计算机科学 2024-12-18 Geling Liu , Yunzhi Tan , Ruichao Zhong , Yuanzhen Xie , Lingchen Zhao , Qian Wang , Bo Hu , Zang Li

There is currently a significant gap between the performance of fine-tuned models and prompting approaches using Large Language Models (LLMs) on the challenging task of text-to-SQL, as evaluated on datasets such as Spider. To improve the…

计算与语言 · 计算机科学 2023-11-06 Mohammadreza Pourreza , Davood Rafiei

Building natural language (NL) interfaces for databases has been a long-standing challenge for several decades. The major advantage of these so-called NL-to-SQL systems is that end-users can query complex databases without the need to know…

数据库 · 计算机科学 2021-02-24 Ursin Brunner , Kurt Stockinger

Generating structural query language (SQL) queries from natural language is a long-standing open problem. Answering a natural language question about a database table requires modeling complex interactions between the columns of the table…

计算与语言 · 计算机科学 2018-06-22 Tong Guo , Huilin Gao

Large Language Models (LLMs) often struggle with the precise logic and schema alignment required for complex Text-to-SQL tasks. While current methods rely heavily on static prompting, they lack the ability to dynamically adapt and…

计算与语言 · 计算机科学 2026-05-12 Haolin Yang , Jipeng Zhang , Zhitao He , Alexander Zhou , Yi R. Fung

In Text-to-SQL semantic parsing, selecting the correct entities (tables and columns) for the generated SQL query is both crucial and challenging; the parser is required to connect the natural language (NL) question and the SQL query to the…

计算与语言 · 计算机科学 2020-11-24 Sanxing Chen , Aidan San , Xiaodong Liu , Yangfeng Ji

Recent divide-and-conquer reasoning approaches, particularly those based on Chain-of-Thought (CoT), have substantially improved the Text-to-SQL capabilities of Large Language Models (LLMs). However, when applied to complex enterprise…

计算与语言 · 计算机科学 2025-11-27 Zhifeng Hao , Qibin Song , Ruichu Cai , Boyan Xu

Large language models (LLMs) have revolutionized Text-to-SQL generation, allowing users to query structured data using natural language with growing ease. Yet, real-world deployment remains challenging, especially in complex or unseen…

计算与语言 · 计算机科学 2026-05-01 Smit Jivani , Sarvam Maheshwari , Sunita Sarawagi

Recent neural text-to-SQL models can effectively translate natural language questions to corresponding SQL queries on unseen databases. Working mostly on the Spider dataset, researchers have proposed increasingly sophisticated solutions to…

计算与语言 · 计算机科学 2021-09-14 Torsten Scholak , Raymond Li , Dzmitry Bahdanau , Harm de Vries , Chris Pal