And is equivalent to expr0 && expr1 && expr...

ByID query by object _id.

Eq creates a new query object and sets bson field k with row[k][$eq]=v which can be express like row[k] == v.

Exists is equivalent to !expr0 || !expr1 || !expr...

Gt creates a new query object and sets bson field k with row[k][$eq]=v which can be express like row[k] == v.

Gte creates a new query object and sets bson field k with row[k][$eq]=v which can be express like row[k] == v.

In creates a new query object and sets bson field k with row[k][$ne]=v which can be express like row[k] != v.

Lt creates a new query object and sets bson field k with row[k][$eq]=v which can be express like row[k] == v.

Lte creates a new query object and sets bson field k with row[k][$eq]=v which can be express like row[k] == v.

Neq creates a new query object and sets bson field k with row[k][$ne]=v which can be express like row[k] != v.

Nin creates a new query object and sets bson field k with row[k][$ne]=v which can be express like row[k] != v.

NotOr is equivalent to !expr0 || !expr1 || !expr...

Or is equivalent to expr0 || expr1 || expr...

RegEx creates a new query object and sets bson field k with regex pattern and options.

SetOnInsert is equivalent to !expr0 || !expr1 || !expr...