1. A method comprising: parsing a set of records retrieved from a first database to identify a set of one or more data fields in each of the set of records, wherein the first database does not have a defined schema; determining statistically significant data fields of the set of data fields across the set of records, wherein statistically significant data fields are determined relative to a number of records in the set of records or determined relative to a number of indications for each of the set of data fields; identifying a first plurality of database entities from the statistically significant data fields; determining, from a defined schema of a second database, a second plurality of database entities; and generating a unified data model for the first database and the second database based, at least in part, on the first and the second plurality of database entities.