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Topic: SQL Code Analysis

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Changing SET options in a Procedure or Trigger leads to Recompilation (PE012)

Phil Factor delves into SQL Prompt's performance rule, PE012, which will advise you if it detects the use of the SET statements within a stored procedure or trigger, which might cause unnecessary recompilations, though the issue extends to other types of batches. Read more

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Finding Correlated Rows Using EXISTS or COUNT

Should you always use EXISTS rather than COUNT when checking for the existence of any correlating rows that match your criteria? Does the former really offer "superior performance and readability". Louis Davidson investigates. Read more

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Neglecting to Use, or Misusing, the RETURN Keyword (BP016)

Phil Factor demonstrates the correct use of the RETURN keyword in stored procedures or batches, to pass back a non-zero RETURN code to the calling process, informing it of the error. He also explains some of its misuses. Read more

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Problems with adding NOT NULL columns or making nullable columns NOT NULL (EI028)

Phil Factor explains the problems you might encounter when adding a non-nullable column to an existing table or altering a column that contains NULL values to be non-nullable. He demos a migration script that can deploy such changes safely. You might also learn that in an archaic form of the… Read more

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Why you Should Avoid Using the @@IDENTITY Function

Phil Factor demonstrates why SQL Prompt has a 'Best Practice' rule (BP010) that checks for use of the @@IDENTITY function, and suggests less error-prone ways to get the latest identity values used in a table. Read more

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Simple SQL Change Automation Scripting: The Release Object

Once you understand the SCA data objects, it can give you a certain glow of to discover, suddenly, that SCA can do some complicated and time-consuming tasks with just a few lines of code. Phil Factor demonstrates how to get the most of SCA's Release object. Read more

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Integrating Redgate SQL Code Guard with SonarQube

Greta Rudžionienė provides a step-by-step guide to running SQL code analysis checks, as defined by SQL Code Guard, in SonarQube, a general-purpose code quality tool that can perform continuous code analysis on a variety of languages. Read more

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Problems Caused by Use of the SQL_VARIANT Datatype

Phil Factor illustrates the 'quirks' of the SQL_VARIANT datatype and why it's best to investigate when SQL Prompt alerts you to its use. It is only safe to store data as a SQL_VARIANT, if you explicitly convert it to its true type before you use it. Read more

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The '= NULL' Mistake and other SQL NULL Heresies

The SQL Prompt Best Practice rule checks whether a comparison or expression includes a NULL literal ('NULL'), which in SQL Server, rather than result in an error, will simply always produce a NULL result. Phil Factor explains how to avoid this, and other SQL NULL-related calamities. Read more

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What's new in SQL Prompt 9.5: SSMS 18 and VS 2019 support, improved suggestions and more

Faris Hilmi presents the highlights of the latest SQL Prompt 9.5 release, including SSMS 18 and VS 2019 support, schema filtering for code completion suggestions, new code analysis auto-fixes and more. Read more

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Redgate Hub

Topic: SQL Code Analysis

Changing SET options in a Procedure or Trigger leads to Recompilation (PE012)

Finding Correlated Rows Using EXISTS or COUNT

Neglecting to Use, or Misusing, the RETURN Keyword (BP016)

Problems with adding NOT NULL columns or making nullable columns NOT NULL (EI028)

Why you Should Avoid Using the @@IDENTITY Function

Simple SQL Change Automation Scripting: The Release Object

Integrating Redgate SQL Code Guard with SonarQube

Problems Caused by Use of the SQL_VARIANT Datatype

The '= NULL' Mistake and other SQL NULL Heresies

What's new in SQL Prompt 9.5: SSMS 18 and VS 2019 support, improved suggestions and more

2025 Stand der Datenbank-Landschaft

Einführung in PostgreSQL für den Datenprofi

Sicherheit und Compliance

Datenbankmonitoring und Observability

Datenbankänderungsmanagement

Produktivität und Workflow-Automatisierung

KI-bereite Daten

Datenbankmodernisierung

Effizienz und Kostenoptimierung

Cloud-Migration und Workload-Optimierung

Redgate Flyway

Redgate Monitor

SQL Toolbelt Essentials

Redgate Test Data Manager

Topic: SQL Code Analysis

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