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Customer is a leading Personal Data Privacy and Protection provider.

It enables organizations to discover and map all types of data from all enterprise data sources; automatically classify, correlate, and catalogue identity & entity data into profiles; manage and protect enterprise data with advanced data intelligence; and automate data privacy and protection.

It identifies all PII across structured, unstructured, cloud & Big Data.


Customer requested to build a Connector app to integrate its platform with Google Cloud Spanner to scan the data present in the Spanner for finding the PII information.


Technology Solution

Google Cloud Spanner is a fully managed, mission-critical, relational database service on the Google Cloud Platform that offers transactional consistency at a global scale, schema’s, SQL and automatic, synchronous replication for high availability

Sacumen developed the Connector app to integrate Cloud Spanner using Java SDK 8 version. The Connector app performs the following actions:

Set up the OAuth consent screen in Cloud Console and get the Client Id and Client Secret to authenticate the API

Connects to Cloud Spanner using the ProjectId, Cloud Spanner instance and the OAuth flow

Retrieves the data using SQL query statement execution on the database

Performs a strong read, a stale read, a read using an index on the database

Performs retrieving of data in parallel

Gets the requested data within a certain timeline

Samples the fetched data using predefined sampling techniques

Formats the received data in the required format and pass it to the customer

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