The Death of Schema Linking? Text-to-SQL in the Age of Well-Reasoned Language Models
On the map: LLM reasoning → Knowledge- and tool-augmented reasoning
Abstract (arXiv)
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 exclude required columns needed for accurate query generation. In this work, we revisit schema linking when using the latest generation of large language models (LLMs). We find empirically that newer models are adept at utilizing relevant schema elements during generation even in the presence of large numbers of irrelevant ones. As such, our Text-to-SQL pipeline entirely forgoes schema linking in cases where the schema fits within the model's context window in order to minimize issues due to filtering required schema elements. Furthermore, instead of filtering contextual information, we highlight techniques such as augmentation, selection, and correction, and adopt them to improve the accuracy of our Text-to-SQL pipeline. Our approach ranks first on the BIRD benchmark achieving an accuracy of 71.83%.
Key facts. Cited by 67 papers in the map (data through 7 Oct 2026). Placed in Knowledge- and tool-augmented reasoning, one of 17 directions in LLM reasoning. Builds on 31 of its 38 references that are in the map. First posted on arXiv 14 Aug 2024.
Builds on
31 of 38 references.
References · 31
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- 2022Self-Consistency Improves Chain of Thought Reasoning in Language Modelscited by 5,601
- 2022Large Language Models are Zero-Shot Reasonerscited by 4,323
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- 2024Gemini 1.5: Unlocking multimodal understanding across millions of tokens of contextcited by 3,175
- 2023Tree of Thoughts: Deliberate Problem Solving with Large Language Modelscited by 3,155
- 2023Graph of Thoughts: Solving Elaborate Problems with Large Language Modelscited by 873
- 2023Can LLM Already Serve as A Database Interface? A BIg Bench for Large-Scale Database Grounded Text-to-SQLscited by 667
- 2023Plan-and-Solve Prompting: Improving Zero-Shot Chain-of-Thought Reasoning by Large Language Modelscited by 550
- 2023DIN-SQL: Decomposed In-Context Learning of Text-to-SQL with Self-Correctioncited by 465
- 2023Text-to-SQL Empowered by Large Language Models: A Benchmark Evaluationcited by 378
- 2019Towards Complex Text-to-SQL in Cross-Domain Database with Intermediate Representationcited by 210
19 more
- 2024CHESS: Contextual Harnessing for Efficient SQL Synthesiscited by 164
- 2024Recursive Introspection: Teaching Language Model Agents How to Self-Improvecited by 162
- 2023C3: Zero-shot Text-to-SQL with ChatGPTcited by 159
- 2023MAC-SQL: A Multi-Agent Collaborative Framework for Text-to-SQLcited by 158
- 2020Bridging Textual and Tabular Data for Cross-Domain Text-to-SQL Semantic Parsingcited by 133
- 2024Next-Generation Database Interfaces: A Survey of LLM-based Text-to-SQLcited by 118
- 2024MCS-SQL: Leveraging Multiple Prompts and Multiple-Choice Selection For Text-to-SQL Generationcited by 103
- 2024Summary of a Haystack: A Challenge to Long-Context LLMs and RAG Systemscited by 87
- 2024The Dawn of Natural Language to SQL: Are We Fully Ready?cited by 78
- 2024A Survey of Text-to-SQL in the Era of LLMs: Where are we, and where are we going?cited by 54
- 2018Robust Text-to-SQL Generation with Execution-Guided Decodingcited by 51
- 2024Before Generation, Align it! A Novel and Effective Strategy for Mitigating Hallucinations in Text-to-SQL Generationcited by 49
- 2022Recent Advances in Text-to-SQL: A Survey of What We Have and What We Expectcited by 47
- 2024MAGIC: Generating Self-Correction Guideline for In-Context Text-to-SQLcited by 34
- 2020Hybrid Ranking Network for Text-to-SQLcited by 33
- 2023Natural Language Interfaces for Tabular Data Querying and Visualization: A Surveycited by 27
- 2019X-SQL: reinforce schema representation with contextcited by 22
- 2022Natural Language Interfaces to Datacited by 14
- 2024End-to-end Text-to-SQL Generation within an Analytics Insight Enginecited by 7
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- 2025Cheaper, Better, Faster, Stronger: Robust Text-to-SQL without Chain-of-Thought or Fine-Tuningcited by 13
- 2025On the Role of Feedback in Test-Time Scaling of Agentic AI Workflowscited by 3
- 2026Memo-SQL: Structured Decomposition and Experience-Driven Self-Correction for Training-Free NL2SQLcited by 3
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- 2026Structured Context Engineering for File-Native Agentic Systems: Evaluating Schema Accuracy, Format Effectiveness, and Multi-File Navigation at Scalecited by 4
- 2025BAPPA: Benchmarking Agents, Plans, and Pipelines for Automated Text-to-SQL Generationcited by 0
- 2026Structured Context Engineering for File-Native Agentic Systems: Evaluating Schema Accuracy, Format Effectiveness, and Multi-File Navigation at Scale5 Feb 2026
- 2025BAPPA: Benchmarking Agents, Plans, and Pipelines for Automated Text-to-SQL Generation6 Nov 2025
- 2025DS-STAR: Data Science Agent for Solving Diverse Tasks across Heterogeneous Formats and Open-Ended Queries26 Sep 2025
- 2025nvAgent: Automated Data Visualization from Natural Language via Collaborative Agent Workflow7 Feb 2025
- 2025ReFoRCE: A Text-to-SQL Agent with Self-Refinement, Consensus Enforcement, and Column Exploration2 Feb 2025
- 2024NAT-NL2GQL: A Novel Multi-Agent Framework for Translating Natural Language to Graph Query Language11 Dec 2024
- 2025OmniSQL: Synthesizing High-quality Text-to-SQL Data at Scalecited by 90
- 2024RSL-SQL: Robust Schema Linking in Text-to-SQL Generationcited by 51
- 2025OpenSearch-SQL: Enhancing Text-to-SQL with Dynamic Few-shot and Consistency Alignmentcited by 51
- 2025XiYan-SQL: A Novel Multi-Generator Framework For Text-to-SQLcited by 40
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- 2025Is Long Context All You Need? Leveraging LLM's Extended Context for NL2SQLcited by 30
- 2025LinkAlign: Scalable Schema Linking for Real-World Large-Scale Multi-Database Text-to-SQLcited by 26
- 2024MSc-SQL: Multi-Sample Critiquing Small Language Models For Text-To-SQL Translationcited by 17
- 2025How Many Instructions Can LLMs Follow at Once?cited by 17
- 2025BIRD-INTERACT: Re-imagining Text-to-SQL Evaluation for Large Language Models via Lens of Dynamic Interactionscited by 17
- 2025AutoLink: Autonomous Schema Exploration and Expansion for Scalable Schema Linking in Text-to-SQL at Scalecited by 15
- 2025Understanding, Detecting, and Repairing Real-World In-Context-Learning-Based Text-to-SQL Errorscited by 14
12 most cited of 49 All 49 (JSON)
- 2026JoinGR: Learning to Traverse Join Graphs for Table Retrieval1 Oct 2026
- 2026BudgetSchemaBench: A Budget-Swept Diagnostic for Schema Context in Text-to-SQL8 Sep 2026
- 2026SQLMorph: Query Mutation and Fine-Grained Metrics for Text-to-SQL Evaluation8 Sep 2026
- 2026Are These Modules Worth Their Cost? A Paradigm-Level Accuracy-Cost Analysis of In-context Learning Text-to-SQL28 Aug 2026
- 2026TACO: Task-Aware Column Description Generation Using LLMs19 Jun 2026
- 2026EviLink: Multi-Path Schema Linking with Uncertainty-Guided Evidence Acquisition for Large-Scale Text-to-SQL28 May 2026
- 2026Knowledge Distillation for Low-Resource Open-source Text-to-SQL Model13 May 2026
- 2026EGREFINE: An Execution-Grounded Optimization Framework for Text-to-SQL Schema Refinement1 May 2026
- 2026EXPO-SQL: Execution-based Clause-level Policy Optimization for Text-to-SQL29 Apr 2026
- 2026Semantic Layers for Reliable LLM-Powered Data Analytics: A Paired Benchmark of Accuracy and Hallucination Across Three Frontier Models28 Apr 2026
- 2026NL2SQLBench: A Modular Benchmarking Framework for LLM-Enabled NL2SQL Solutions13 Apr 2026
- 2026Human-Level Text-to-SQL via Reinforcement Learning on Verified Data, Without Pipeline Engineering20 Mar 2026
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