Examlex
To prevent the lost-update problem, the DBMS should have some type of ________ mechanism.
Substitutes
Goods or services that can be used in place of each other to satisfy consumer preferences or needs.
Substitute Product
A good or service that can be used in place of another to satisfy similar needs or desires.
Complements
Products or services that are used together, where the consumption or use of one increases the demand for the other.
Substitutes
Goods or services that can be used in place of each other, satisfying the same needs or desires.
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