In a Relational DBMS, the Main Purpose of the Relational

question 13

True/False

In a relational DBMS, the main purpose of the relational catalog is to accurately support the relational query optimizer.

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Definitions:

Row Percentages

The percentages of each category within a row in a contingency table, often used in categorical data analysis.

Frequencies

The rate at which a repeated event occurs, often used in the context of how often different values appear in a dataset.

Stacked Bar Chart

A graphical representation of data where bars divided into sub-parts represent the whole and its segments.

Relative Frequency

The proportion of times a value occurs in relation to the total number of outcomes, often expressed as a percentage.