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blog.codefarm.me | ||
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troels.arvin.dk
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| | | | | [AI summary] The provided text is a detailed, comprehensive overview of SQL standards, database systems, and their respective features, including information about schemas, tables, views, constraints, and metadata queries. It also touches on differences between SQL dialects (PostgreSQL, MySQL, Oracle, Informix, DB2, MSSQL) in terms of syntax, case sensitivity, and support for SQL standards. | |
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jack-vanlightly.com
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| | | | | My career in data started as a SQL Server performance specialist, which meant I was deep into the nuances of indexes, locking and blocking, execution plan analysis and query design. These days I'm more in the world of the open table format such as Apache Iceberg. Having learned the internals of both transactional and analytical database systems, I find the use of the word "index" interesting as they mean very different things to different systems. I see the term "index" used loosely when discussing open table format performance, both in their current designs and in speculation about future features that might make it into their specs. But what actually counts as an index in this world? Some formats, like Apache Hudi, do maintain record-level indexes such as,... | |
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www.sqlshack.com
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| | | | | In this blog post we will show you step by step some tips and tricks for successful Query optimization techniques in SQL Server. | |
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www.zerodayinitiative.com
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| | | [AI summary] A critical remote code execution vulnerability in SolarWinds Access Rights Manager allows attackers to execute arbitrary code with service account privileges if proper data validation is not enforced. | ||
