Performing Cross-Tabulation Using a Columnar Database Management System

Patent №

US 9,600,539

Granted

2017-03-21

Filed 2014

Owner

ACTUATE CORPORATION

Lab

AI components

5

ml · nlp · kr · planning · hardware

Assignment

Recorded

Dataset

AIPD

2023_r1 edition

Application

14307711

Cross tabulation operation is performed within a columnar database management system. The columnar database management system receives a request to perform a cross-tabulation operation on a set of database tables. The columnar database management system determines values of cross tabulation operation for each row of the result. The columnar database management system determines a domain for each value of the row dimension corresponding to a row combination. The columnar database management system determines an intersection set of the domains corresponding to values of the row dimensions for the row combination. The columnar database management system determines a value for the result column for the row combination as an aggregate value based on the records of the intersection set.

AI classification

Knowledge representation1.00
Planning1.00
AI hardware0.99
Natural language0.73
Machine learning0.69
Vision0.00
Evolutionary computation0.00
Speech0.00

Ownership

ACTUATE CORPORATION

assignment · 331520765

Assignors

MARTIN, CARLES BAYES, POYATOS, JESUS MALO, SIERRA, MARC RODRIGUEZ, PEREZ, ALEJANDRO SUALDEA

On an employer assignment, the assignors are typically the inventors.

From the same owner

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