![]() It contains a small set of predefined unique values (also known as elements or enumerators) that can be compared and assigned to a variable of enumerated data type. When working with the boolean data type, it is helpful to keep in mind that sometimes a boolean value is also represented as 0 (for false) and 1 (for true). Additionally, a string can also include digits and symbols, however, it is always treated as text.Ī phone number is usually stored as a string (+1-99) but can also be stored as an integer (9996663333). It is a sequence of characters and the most commonly used data type to store text. It is used to store a single letter, digit, punctuation mark, symbol, or blank space. Please note that number is often used as a data type that includes both int and float types. It is also a numeric data type used to store numbers that may have a fractional component like monetary values do (707.07, 0.7, 707.00). It is the most common numeric data type used to store numbers without a fractional component (-707, 0, 707). Number of seconds that have elapsed since midnight (00:00:00 UTC), 1st January 1970 (Unix time) Time in the hh:mm:ss format for the time of day, time since an event, or time interval between eventsĭate and time together in the YYYY-MM-DD hh:mm:ss format List with a number of elements in a specific order-typically of the same typeĭate in the YYYY-MM-DD format (ISO 8601 syntax) ![]() Small set of predefined unique values (elements or enumerators) that can be text-based or numerical Sequence of characters, digits, or symbols-always treated as text Single letter, digit, punctuation mark, symbol, or blank space Numeric data type for numbers with fractions Numeric data type for numbers without fractions A well-defined tracking plan must contain the data type of every property to ensure data accuracy and prevent data loss. To properly define event properties and entity properties, you need a good understanding of data types. ![]() Note: Data types should not be confused with the two types of data that are collectively referred to as customer data: entity data and event data. the value is as expected (“Ross, Bob” vs.the data you collect is always in the right format (“Ross, Bob” vs.Understanding data types will help you ensure that: or a list of two names (“Bob” and “Ross”).whether the data is referring to someone’s full name (“Bob Ross”).Understanding data types ensures that data is collected in the preferred format and the value of each property is as expected.įor example, knowing the data type for “Ross, Bob” will help a computer know: A data type is an attribute associated with a piece of data that tells a computer system how to interpret its value.
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