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SQL语言
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SQL语言
Encyclopedia
理学
数据库系统
释
structured query language
SQL语言
一种介于关系代数和关系演算之间的关系查询语言,它是一种关系数据库领域定制的、用于数据库查询和程序设计的语言,用于存取数据以及查询、更新和管理关系数据库系统。
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recombination coefficient
recombination continuum
recombination cross-section
recombination current
recombination epoch
recombination era
recombination frequency
recombination laser
recombination lifetime
recombination line
recombination line emission
recombination nodule
recombination radiation
recombination rate
recombination region
recombination repair
recombination spectrum
recombination time
recombinent PCR
recombiner
recombing
Recommendation(Bin-Gong) Candidates
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Recommendation Concerning the Protection and Promotion of Museums and Collections, Their Diversity and Their Role in Society
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