作者:juan usme 6 年以前
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A query language is a nonprocedural language.
The DBMS enforces these rules to reduce things such as data redundancy
recovery management is how long it takes to recover the database after the outage. Backup management refers to the data safety and integrity
it enables multiple users to access the database simultaneously without affecting the integrity of the database.
Users are given a username and password
This function exists to transform any data entered into required data structures
This particular function is used for the storage of data
Data Dictionary is where the DBMS stores definitions of the data elements and their relationships (metadata).