Define dating alias
The Only the following column types can be "changed": big Integer, binary, boolean, date, date Time, date Time Tz, decimal, integer, json, long Text, medium Text, small Integer, string, text, time, unsigned Big Integer, unsigned Integer and unsigned Small Integer.
character set by default, which includes support for storing "emojis" in the database.
is a binary serialization format used to store documents and make remote procedure calls in Mongo DB. Each BSON type has both integer and string identifiers as listed in the following table: BSON strings are UTF-8.
In general, drivers for each programming language convert from the language’s string format to UTF-8 when serializing and deserializing BSON.
This makes it possible to store most international characters in BSON strings with ease.
 In addition, Mongo DB If you insert a document containing an empty BSON timestamp in a top-level field, the Mongo DB server will replace that empty timestamp with the current timestamp value.
If you have ever had to tell a teammate to manually add a column to their local database schema, you've faced the problem that database migrations solve.
In these cases, you can list props as an object, where the properties’ names and values contain the prop names and types, respectively: This not only documents your component, but will also warn users in the browser’s Java Script console if they pass the wrong type.