Data type in MongoDB
MongoDB supports many of the data types listed below:
String : This is the most commonly used data type for storing data. MongoDB strings must be valid UTF-8.
Integer : This data type is used to store a numeric value. The integer can be 32 bits or 64 bits depending on your Server.
Boolean : This data type is used to store a Boolean value (true / false).
Double : This data type is used to store floating point real number values.
Min / Max keys : This data type is used to compare a value with the lowest and highest BSON elements.
Array : This data type is used to store arrays or lists or multiple values into a key.
Timestamp : Convenient for recording or marking when a Document is modified or added.
Object : This data type is used for embedded documents.
Null : This data type is used to store a Null value.
Symbol : This data type is used like a string, however, it is generally reserved for languages that use specific symbol types.
Date : This data type is used to store the current date and time in UNIX time format. You can specify your own date time by creating a Date object and passing the date, month, and year into it.
Object ID : This data type is used to store the Document ID.
Binary data : This data type is used to store binary data.
Code : This data type is used to store JavaScript code into Document.
Regular expression : This data type is used to store Regular Expresion.
According to Tutorialspoint
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