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Question
In databases, an [...] is a data structure (usually another table) that improves the speed of data retrieval operations on a regular database table, at the cost of additional writes and storage space to maintain the [...] data structure <-- SAME WORD FOR BOTH OCULSIONS
Answer

Index

^^ in both SQL and NoSQL databases (like DynamoDB), you create indexes to allow fast search of fields (in fact for DynamoDB, creating index is only way to search for a particular field that is not part of the primary key).


Question
In databases, an [...] is a data structure (usually another table) that improves the speed of data retrieval operations on a regular database table, at the cost of additional writes and storage space to maintain the [...] data structure <-- SAME WORD FOR BOTH OCULSIONS
Answer
?

Question
In databases, an [...] is a data structure (usually another table) that improves the speed of data retrieval operations on a regular database table, at the cost of additional writes and storage space to maintain the [...] data structure <-- SAME WORD FOR BOTH OCULSIONS
Answer

Index

^^ in both SQL and NoSQL databases (like DynamoDB), you create indexes to allow fast search of fields (in fact for DynamoDB, creating index is only way to search for a particular field that is not part of the primary key).


Summary

statusnot learnedmeasured difficulty37% [default]last interval [days]               
repetition number in this series0memorised on               scheduled repetition               
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