MongoDB
SchemaName
{$SchemaName},{$TableName},{$EventType},{$“+filedName+”}
Labels will be replaced with database names, table names, event types, and even field contents
TableName
Table names, which can also be used with labels
PrimaryKey
The document ID in MongoDB corresponds to which fields in the data source table. The fields must be in the selected fields, separated by commas
If it is empty and not filled in, the primary key in the data source table is automatically identified
Notes
Numbers greater than INT64 (9223372036854775807) are not supported