MongoDB - Data Types
MongoDB supports many data types. Some of them -
String is the most commonly used data type for storing data. A string in MongoDB must be valid UTF-8.
Integer - This type is used to store a numeric value. The integer can be 32-bit or 64-bit depending on your server.
Boolean − This type is used to store boolean (true/false) value.
Double - This type is used to store floating point values.
Min/Max Keys − This type is used to compare the value with the lowest and highest BSON elements.
Arrays − This type is used to store arrays or a list or multiple values in one key.
Timestamp − Timestamp . This can be handy for recording when a document has been modified or added.
Object − This data type is used for embedded documents.
Null - This type is used to store a Null value.
Character - This data type is used identically to a string; however, this is usually reserved for languages that use a certain type of character.
Date - This data type is used to store the current date or time in UNIX time format. You can specify your own date and time by creating a Date object and passing in the day, month, year.
Object ID - This data type is used to store the ID of the document.
Binary Data − This data type is used to store binary data.
Regular Expression - This data type is used to store a regular expression.