Moving from LocalDB to a server instance takes a tested backup and restore, new connection strings, mapped logins, and a collation check.
SQL SERVER – Dedicated Access Control for SQL Server Express Edition – An error occurred while obtaining the dedicated administrator connection (DAC) port.
Connecting to SQL Server Express failed while obtaining the dedicated administrator connection (DAC) port. Here is why it happens and how to fix it.
LocalDB: SQL Server on a Developer’s Laptop
LocalDB runs SQL Server Express engine features in a developer-friendly local process; learn how to start, connect, and recognize its limits.
Learning SQL Server on a Budget
Learning SQL Server on a budget is possible with free development editions, official documentation, samples, and community practice.
SQL Server 2025 Editions: What Express and Standard Can Do Now
Compare SQL Server 2025 editions, inspect Express and Standard limits, identify the installed edition, and review database portability.
Backing Up SQL Server Express Without Agent
Backing up SQL Server Express requires a BACKUP script, sqlcmd, Windows Task Scheduler, retention rules, and proof that restores work.
SQL Server Express Limits: A Complete Reference Guide
SQL Server Express limits depend on the version you install. This guide lists the database size limits for 2008, 2022 and 2025, and gives tested queries to check the edition, the allocated data space, the free headroom and a verified backup.