Scale the model
Design a data model that keeps its performance under large data volumes, and know when to archive, purge or virtualize.






























Platform Data Architect is for people who design data-heavy Salesforce solutions, with 5 or more years in data-centric work. It tests scale: large data volumes, archiving, virtualized data and migrations, plus governance and master data management. It has no prerequisite and counts toward Application Architect; Salesforce’s older name for it was Data Architect.
Design a data model that keeps its performance under large data volumes, and know when to archive, purge or virtualize.
Choose loading techniques that protect data quality, and speed up migrations of very large data sets.
Harmonize records from several systems and decide which attributes win when sources disagree.
Put policies in place that keep Salesforce data accurate, secure and compliant as the org grows.
We design this course ourselves. Salesforce runs the exam and issues the credential, and LUNARTECH is independent of Salesforce.
A data architect starts with what the business must remember, not with objects. You gather entities, volumes, access patterns and systems of record, and turn them into a first model you can test against the scenario.
You build A logical data model with volume estimates and stated assumptions.
Each modeling choice has a cost somewhere else. You decide between standard and custom objects, choose relationship types and field types, and use external IDs and record types where the scenario needs them.
You build A physical data model with each relationship and field type justified.
A relationship type changes sharing, reporting, deletion and limits. You trace those effects before building, so a model that looks tidy does not break access, roll-ups or automation later.
You build A review of a model that lists each design choice and its side effects.
Bad data is cheaper to prevent than to fix. You set quality rules at entry with validation, duplicate management and controlled values, and measure quality so decay is visible before users stop trusting the org.
You build A data quality plan with entry rules and a scorecard.
Data has to be stored, found and recovered. You work out storage use and limits, how deleted and historical data behave, and how backup and restore fit a customer’s needs.
You build A storage and recovery plan for one org with a growth forecast.
At millions of records, a design that was fine becomes slow. You make queries selective, apply indexes and skinny tables, avoid data skew, and keep reports and list views working at scale.
You build A tuning plan for a high-volume object with query and index changes.
Not all data needs to sit in Salesforce. You decide what to archive, purge or leave in place and read through, weighing the cost, speed and compliance effects of each option.
You build A lifecycle plan that sends each data set to keep, archive, purge or virtualize.
A migration succeeds or fails on quality and sequence. You stage and cleanse data, load parents before children with external IDs, and speed up very large loads without causing lock errors or corrupting relationships.
You build A migration runbook for a large load with checks at every stage.
Getting data out is a design problem too. You choose export methods for the volume, handle large extracts without hitting limits, and keep extracts secure and consistent while the org keeps changing.
You build An extract design for a large object with limits and security handled.
Governance gives data an owner and a rulebook. You define roles, policies and classification, apply privacy and retention duties, and set up the audit trail that proves the rules are followed.
You build A governance charter with roles, policies and an audit routine.
When several systems hold the same customer, someone must decide which value wins. You compare hub styles, match and merge records, define survivorship rules and publish one golden record back to the systems that need it.
You build A golden record design with matching and survivorship rules for a customer domain.
Take a scenario with many systems and heavy volumes and design the data architecture: model, quality, scale, migration, governance and master data. You defend the design against the questions a client would ask.
You build A complete data architecture for one scenario, with its migration and governance plans.

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Agentforce, Data 360, MuleSoft, Tableau, Slack and the platform underneath them. Salesforce plans to retire 24 certifications on 1 February 2027. Check its current list before you start one.
Salesforce describes 2 to 3 years of Salesforce experience and 5 or more years supporting or implementing data-centric solutions. No prerequisite.
Twelve modules, designed by LUNARTECH, at your own pace.
Salesforce runs the exam and issues the credential, so you register and book directly with them.
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No single job owns it. Here’s where each role leans hardest, and where its work ends up.
Queries that run fine on small data can stall later. Volume planning starts at the model.
Modeling, Large volumes, Migration
Large Salesforce orgs, Enterprise IT
Migrations fail on duplicates and bad keys. Plan the load before you run it.
Migration, Master data
Data migration projects, Large Salesforce orgs
Customers bring data from several older systems. A sound model decides how it lands.
Modeling, Data management
Salesforce partners, Enterprise IT
Someone has to own the rules about the data. Governance and master data are those rules.
Governance, Master data
Enterprise IT, Large Salesforce orgs
Reports are only as good as the model beneath them. Modeling choices decide what you can measure.
Modeling, Data management, Governance
Large Salesforce orgs, Enterprise IT
Queries slow down as volumes climb into millions. Indexing and archiving keep them usable.
Large volumes, Migration
Large Salesforce orgs, Enterprise IT
Moving data between systems creates duplicates. Master data rules decide which record stays.
Migration, Master data
Data migration projects, Salesforce partners
Retention and access rules apply to stored records. Governance design shows where each one is kept.
Governance, Data management
Enterprise IT, Large Salesforce orgs
Queries that run fine on small data can stall later. Volume planning starts at the model.
Over 10,000 students trust LUNARTECH
Understand systems all the way down. Build the ones others rely on.
Understand what the data says. Build models that hold up.
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Updated November 2026.
Need help? These answers cover most of what people ask before they start.
No. Salesforce issues it. LUNARTECH is independent of Salesforce, and its names and marks belong to it. When you finish a course of ours, you earn a LUNARTECH certificate of completion for that course.
No. We design this course ourselves, around what the exam covers. Salesforce has no part in it, and you still register and book the exam directly with Salesforce.
60 questions, 105 minutes, test center or online, in English, French, Japanese. The passing score is 58%.
Salesforce describes 2 to 3 years of Salesforce experience and 5 or more years supporting or implementing data-centric solutions. No prerequisite.
We last reviewed it on 5 November 2026, from excerpts of Salesforce’s official pages, because its site doesn’t accept automated readers. Details change, so check the official page before you book.
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Prove you can keep Salesforce fast and trustworthy as data grows. Start with a free trial, or enroll in a plan and work through the course at your own pace. Salesforce runs the exam and issues the credential.
LUNARTECH is independent of the vendors and certifying bodies listed here. Their names, exam titles and marks belong to them, exams are run by them, and credentials are issued by them. Reviewed 5 November 2026. Catalogues change often, so confirm the details on the official page before you book.