Read Committed Snapshot isolation and the Write Skew anomaly
Much has been said recently about the benefits of the Azure SQL for Business Central performance, and in particular a few articles...
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- Nov 13
if not IsEmpty() then DeleteAll()
My previous post on good and bad coding practices in terms of the performance touched upon one particularly contradictory coding pattern...
362 views0 comments
- Nov 10
Top 5 AL mistakes that undermine performance
This post is my shortlist of the most common beginners' mistakes in AL that affect application performance. These are not necessarily the...
1,008 views4 comments
- Jul 13
When partial records and indexes reach synergy
Continuing performance testing of queries on extended Business Central tables, today I want to look at the same dataset from a slightly...
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- Jul 6
Who benefits from partial records: The true magic of SetLoadFields
Server-side perspective One of the key characteristics of the C/AL language and its more modern ancestor, AL, that makes it so attractive...
531 views0 comments
- Jul 1
Locking Scope: Differences between LockTable and ReadIsolation
Today, once again, I am returning to the topic of table locking, lock escalation, and the way Business Central interacts with SQL Server...
471 views0 comments
- Jun 29
Introduction to Business Central Caching - Part 2
The effects of SetLoadFields and AutoCalcFields on caching This post continues the topic of query caching in Business Central which I...
406 views2 comments
- Jun 12
Test assertions on DateTime values
Recently, I was running a large test suite to verify my changes in the Base Application item journal posting functionality. Changes were...
141 views3 comments
- Mar 21
ReadCommitted isolation in Azure SQL
In my previous post Transaction Isolation in Business Central, I introduced a rather long and detailed review of transaction isolation...
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- Mar 20
Transaction isolation in Business Central
Business Central 22 introduces a new table property ReadIsolation which allows the developers to control transaction isolation in a more...
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- Mar 6
Conflicting updates in concurrent Business Central sessions
After my previous posts on lock escalation, it feels like a good time to take a step to a more practical plane and investigate some real...
459 views0 comments
- Feb 23
AL updates and locking, Part II - Optimized locking in Azure SQL
In my previous post AL updates and locking, I gave a high-level introduction into the SQL Server locking model. That post was inspired by...
329 views0 comments
- Feb 19
AL updates and locking, Part I - Introduction to lock escalation
Recently Microsoft announced significant changes in the SQL Server locking architecture which can dramatically reduce the number of lock...
588 views0 comments
- Feb 13
How come the size of my Sales & Receivables Setup table is 16KB?
And Bank Account Ledger Entry is non-integer? What's behind Business Central table information Have you ever asked yourself, looking at...
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