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数据持久化 - 将数据保存到能够长久保存数据的存储介质中,在掉电的情况下数据也不会丢失。 数据库发展史 - 网状数据库、层次数据库、关系数据库、NoSQL 数据库、NewSQL 数据库。 1970年,IBM的研究员E.F.Codd在Communication of the ACM上发表了名为A Relational Model of Data ...
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今日热点
Tiger Woods arrested
Jill Biden escort shoots self
Officer fired after shooting
US consumer sentiment falls
Returning to ‘Today’ in April
Pope Leo XIV visits Monaco
Famed forensic scientist dies
Probes trans housing policies
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Personal email breached?
Yahoo launches Scout AI
Announces retirement
Tennessee school bus crash
Traffic resumes at DC airports
Reid fined $50K by NBA
NY official convicted
On US ground troops in Iran
Nepal’s youngest PM sworn in
Expected to plead guilty
Phillies' Bohm sues parents
Raises prices across all plans
CA bans officials from betting
14-yr-old running for gov.
Rejects Senate-passed bill
Found guilty of 25 violations
Helicopter crash in Hawaii
Judge dismisses charges
Probes US trade practices
Sued by Epstein survivors
Former Raider center dies
NC voter ID law upheld
US deploys drone boats
MO Rep. Graves to retire
Bills re-sign Damar Hamlin
Artemis II crew arrives in FL
Trump names NLRB chair
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