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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…

Computation and Language · Computer Science 2023-04-11 Haoyang Li , Jing Zhang , Cuiping Li , Hong Chen

In addressing the task of converting natural language to SQL queries, there are several semantic and syntactic challenges. It becomes increasingly important to understand and remedy the points of failure as the performance of semantic…

Computation and Language · Computer Science 2023-06-01 Parker Glenn , Parag Pravin Dakle , Preethi Raghavan

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…

Computation and Language · Computer Science 2021-08-25 Bailin Wang , Richard Shin , Xiaodong Liu , Oleksandr Polozov , Matthew Richardson

The task of converting a natural language question into an executable SQL query, known as text-to-SQL, is an important branch of semantic parsing. The state-of-the-art graph-based encoder has been successfully used in this task but does not…

Computation and Language · Computer Science 2022-03-15 Binyuan Hui , Ruiying Geng , Lihan Wang , Bowen Qin , Bowen Li , Jian Sun , Yongbin Li

In this work, we propose a realistic semantic network called seq2seq-SC, designed to be compatible with 5G NR and capable of working with generalized text datasets using a pre-trained language model. The goal is to achieve unprecedented…

Signal Processing · Electrical Eng. & Systems 2023-10-19 Ju-Hyung Lee , Dong-Ho Lee , Eunsoo Sheen , Thomas Choi , Jay Pujara

Most deep learning approaches for text-to-SQL generation are limited to the WikiSQL dataset, which only supports very simple queries over a single table. We focus on the Spider dataset, a complex and cross-domain text-to-SQL task, which…

Computation and Language · Computer Science 2019-08-20 Dongjun Lee

The task of semantic parsing is highly useful for dialogue and question answering systems. Many datasets have been proposed to map natural language text into SQL, among which the recent Spider dataset provides cross-domain samples with…

Computation and Language · Computer Science 2019-10-17 Qingkai Min , Yuefeng Shi , Yue Zhang

We present a neural approach called IRNet for complex and cross-domain Text-to-SQL. IRNet aims to address two challenges: 1) the mismatch between intents expressed in natural language (NL) and the implementation details in SQL; 2) the…

Computation and Language · Computer Science 2019-05-30 Jiaqi Guo , Zecheng Zhan , Yan Gao , Yan Xiao , Jian-Guang Lou , Ting Liu , Dongmei Zhang

The fundamental goal of the Text-to-SQL task is to translate natural language question into SQL query. Current research primarily emphasizes the information coupling between natural language questions and schemas, and significant progress…

Computation and Language · Computer Science 2024-01-01 Jiawen Yi , Guo Chen

Recently, there has been increasing interest in synthesizing data to improve downstream text-to-SQL tasks. In this paper, we first examined the existing synthesized datasets and discovered that state-of-the-art text-to-SQL algorithms did…

Text-to-SQL semantic parsing has made significant progress in recent years, with various models demonstrating impressive performance on the challenging Spider benchmark. However, it has also been shown that these models often struggle to…

Computation and Language · Computer Science 2024-02-14 Irina Saparina , Mirella Lapata

Automatic SQL generation has been an active research area, aiming at streamlining the access to databases by writing natural language with the given intent instead of writing SQL. Current SOTA methods for semantic parsing depend on LLMs to…

Machine Learning · Computer Science 2022-09-22 Samuel Arcadinho , David Aparício , Hugo Veiga , António Alegria

When translating natural language questions into SQL queries to answer questions from a database, we would like our methods to generalize to domains and database schemas outside of the training set. To handle complex questions and database…

Machine Learning · Computer Science 2019-06-28 Richard Shin

Natural Language to SQL systems (NL-to-SQL) have recently shown a significant increase in accuracy for natural language to SQL query translation. This improvement is due to the emergence of transformer-based language models, and the…

Text-to-SQL has attracted attention from both the natural language processing and database communities because of its ability to convert the semantics in natural language into SQL queries and its practical application in building natural…

Computation and Language · Computer Science 2022-08-23 Naihao Deng , Yulong Chen , Yue Zhang

We explore using T5 (Raffel et al. (2019)) to directly translate natural language questions into SQL statements. General purpose natural language that interfaces to information stored within databases requires flexibly translating natural…

Artificial Intelligence · Computer Science 2020-11-10 Ning Li , Bethany Keller , Mark Butler , Daniel Cer

Relational structures such as schema linking and schema encoding have been validated as a key component to qualitatively translating natural language into SQL queries. However, introducing these structural relations comes with prices: they…

Computation and Language · Computer Science 2022-10-11 Jiexing Qi , Jingyao Tang , Ziwei He , Xiangpeng Wan , Yu Cheng , Chenghu Zhou , Xinbing Wang , Quanshi Zhang , Zhouhan Lin

The sequence-to-sequence paradigm employed by neural text-to-SQL models typically performs token-level decoding and does not consider generating SQL hierarchically from a grammar. Grammar-based decoding has shown significant improvements…

Computation and Language · Computer Science 2019-06-03 Kevin Lin , Ben Bogin , Mark Neumann , Jonathan Berant , Matt Gardner

Addressing the mismatch between natural language descriptions and the corresponding SQL queries is a key challenge for text-to-SQL translation. To bridge this gap, we propose an SQL intermediate representation (IR) called Natural SQL…

Computation and Language · Computer Science 2021-09-14 Yujian Gan , Xinyun Chen , Jinxia Xie , Matthew Purver , John R. Woodward , John Drake , Qiaofu Zhang

Semantic parsing has emerged as a significant and powerful paradigm for natural language interface and question answering systems. Traditional methods of building a semantic parser rely on high-quality lexicons, hand-crafted grammars and…

Computation and Language · Computer Science 2017-05-10 Liang Li , Pengyu Li , Yifan Liu , Tao Wan , Zengchang Qin
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