Query optimization and Query plan

Shortcuts: Differences, Similarities, Jaccard Similarity Coefficient, References.

Difference between Query optimization and Query plan

Query optimization vs. Query plan

Query optimization is a feature of many relational database management systems and other databases such as NoSQL and graph databases. A query plan (or query execution plan) is a sequence of steps used to access data in a SQL relational database management system.

Similarities between Query optimization and Query plan

Query optimization and Query plan have 5 things in common (in Unionpedia): Database index, Hint (SQL), Relational database, Relational model, SQL.

Database index

A database index is a data structure that improves the speed of data retrieval operations on a database table at the cost of additional writes and storage space to maintain the index data structure.

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Hint (SQL)

In various SQL implementations, a hint is an addition to the SQL standard that instructs the database engine on how to execute the query.

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Relational database

A relational database (RDB) is a database based on the relational model of data, as proposed by E. F. Codd in 1970.

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Relational model

The relational model (RM) is an approach to managing data using a structure and language consistent with first-order predicate logic, first described in 1969 by English computer scientist Edgar F. Codd, where all data is represented in terms of tuples, grouped into relations.

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SQL

Structured Query Language (SQL) (pronounced S-Q-L; historically "sequel") is a domain-specific language used to manage data, especially in a relational database management system (RDBMS).

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The list above answers the following questions

What Query optimization and Query plan have in common
What are the similarities between Query optimization and Query plan

Query optimization and Query plan Comparison

Query optimization has 31 relations, while Query plan has 12. As they have in common 5, the Jaccard index is 11.63% = 5 / (31 + 12).

References

This article shows the relationship between Query optimization and Query plan. To access each article from which the information was extracted, please visit:

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