文档是经验总结沉淀，参考了互联网公司及金融公司的开发规范，为方便传播及阅读，制定本手册。 随着时间的推移，文档里的一些知识也许就变成不合时宜，甚至是错的。因此，我们推崇一个理念：尽信书不如无书，要勇于挑战传统，坚持自己实践之后得出的 ...

PROC SQL follows most of the guidelines set by the American National Standards Institute (ANSI) in its implementation of SQL. However, it is not fully compliant with the current ANSI Standard for SQL.

This latest version continues to redefine SQL Server from a traditional relational database system to a data platform for every data scenario. Manage your big data environment more easily with Big ...

Microsoft SQL Server 2022 is the most Azure-enabled release of SQL Server yet*, with continued innovation across performance, security, and availability. • Integrates with Azure Synapse Link and ...

You discover existing, but previously unknown, SQL capabilities for improving performance. The book explains how to perform multitable outer joins and combine relational structures with hierarchical ...

This crate contains a lexer and parser for SQL that conforms with the ANSI/ISO SQL standard and other dialects. This crate is used as a foundation for SQL query engines, vendor-specific parsers, and ...

Also, the Unicode escape syntax for string constants only works when the configuration parameter standard_conforming_strings is turned on. This is because otherwise this syntax could confuse clients ...

This section attempts to outline to what extent PostgreSQL conforms to the current SQL standard. The following information is not a full statement of conformance, but it presents the main topics in as ...