QAiry Blog

Insights on AI and the Future of Marketing

Explore expert perspectives, practical strategies, and real-world use cases on AI-powered marketing, customer engagement, Salesforce Marketing Cloud, and audience personalization.

SFMC Query Activity in Automation Studio: Step-by-Step Setup

Set up an SFMC query activity in Automation Studio: target data extension, data action, validation, scheduling and fixes, with a complete SQL example.

Guides
November 10, 2026
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SFMC SQL Errors: Common Query Failures and How to Fix Them

Why your SFMC query fails and how to fix it: unsupported syntax, name mismatches, target data extension errors and timeouts, with working SQL examples.

Guides
November 6, 2026
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SFMC Birthday Audience SQL: Send Birthday Emails Daily

Build a daily SFMC birthday audience with SQL: the month and day match, a leap day fix for February 29, an anniversary variant and the automation setup.

Guides
November 3, 2026
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RFM Segmentation in SFMC: SQL Queries, Scores and Segments

Score customers on recency, frequency and spend with two SFMC SQL queries, then turn the scores into named segments you can send to today.

Guides
October 30, 2026
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SFMC SQL: Subscribers Who Opened but Didn't Click

Find subscribers who opened but never clicked using _Open, _Click and NOT EXISTS. A working SFMC query, setup steps and the pitfalls to avoid.

Guides
October 28, 2026
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Journey Builder Entry Source Data Extension: How to Build It

How to build a sendable data extension for Journey Builder entry with SQL, plus which schedule to pick and the silent failures to avoid.

Guides
October 23, 2026
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SFMC SQL Query Timeout: Why It Happens and How to Fix It

Your SFMC query stops after 30 minutes. See why SQL timeouts happen and fix them with SARGable filters, staging data extensions and batching.

Guides
October 20, 2026
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SFMC SQL Date Functions: DATEADD, DATEDIFF and Time Zones

Use DATEADD, DATEDIFF and GETDATE correctly in SFMC SQL, with copy-ready queries and the time zone trap that silently returns the wrong rows.

Guides
October 16, 2026
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SFMC Query Activity: Overwrite vs Update vs Append

Overwrite, Update or Append? Learn how each SFMC query activity data action behaves, which primary key it needs, and how to avoid wiping or duplicating data.

Guides
October 13, 2026
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