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Databricks, Inc. (20240256549). Evaluating Expressions Over Dictionary Data

From WikiPatents

Evaluating Expressions Over Dictionary Data

Organization Name

Databricks, Inc.

Inventor(s)

Utkarsh Agarwal of San Francisco CA US

Shoumik Palkar of San Francisco CA US

Alexander Behm of San Francisco CA US

Sriram Krishnamurthy of San Francisco CA US

Evaluating Expressions Over Dictionary Data

This abstract first appeared for US patent application 20240256549 titled 'Evaluating Expressions Over Dictionary Data

Original Abstract Submitted

disclosed herein is a method, system, or non-transitory computer readable medium for evaluating a query on a columnar dataset comprising one or more dictionaries associated with columns in the dataset. the method includes receiving a request to perform a query comprising at least an operator for a columnar dataset on cloud storage. at least one column in the dataset is based on a dictionary, and the dictionary maps one or more values for a column to one or more respective identifiers. the method evaluates the operator on one or more values of the dictionary to generate an updated dictionary comprising updated values. the method may decode the updated dictionary into an updated column comprising updated data values.

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