Lets say a document is :
{
a: 1,
b: 1,
c: 2,
....
z: 2
}
How can I count the number of keys in such document?
Thank you
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Lets say a document is :
{
a: 1,
b: 1,
c: 2,
....
z: 2
}
How can I count the number of keys in such document?
Thank you
There’s no built-in command for that. Fetch this document and count the keys yourself.