NICHE
发表于 2025-3-25 06:01:28
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homocysteine
发表于 2025-3-25 10:20:57
Graphics Programming with VOGLE,sms as well. For a given database instance A, TA is the set of all views (which can be obtained by Select–Project–Rename–Join–Union (SPRJU) statements) of this database A. The Data Federation and Data Separation operators for the databases and a partial ordering and the strong (behavioral) and weak equivalences for the databases are introduced.
Relinquish
发表于 2025-3-25 13:53:22
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小口啜饮
发表于 2025-3-25 18:55:30
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兴奋过度
发表于 2025-3-25 22:21:05
Definition of DB Category,sms as well. For a given database instance A, TA is the set of all views (which can be obtained by Select–Project–Rename–Join–Union (SPRJU) statements) of this database A. The Data Federation and Data Separation operators for the databases and a partial ordering and the strong (behavioral) and weak equivalences for the databases are introduced.
compassion
发表于 2025-3-26 03:12:54
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cylinder
发表于 2025-3-26 08:13:35
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导师
发表于 2025-3-26 11:24:39
Introduction to C++ Programming and Graphicscategory, and transaction recovery are presented in a unifying categorial framework. In particular, we consider the concurrent categorial RDB machines able to support the time-shared “parallel” execution of several user programs.
飞来飞去真休
发表于 2025-3-26 16:03:10
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PALSY
发表于 2025-3-26 18:25:06
Categorial RDB Machines,category, and transaction recovery are presented in a unifying categorial framework. In particular, we consider the concurrent categorial RDB machines able to support the time-shared “parallel” execution of several user programs.