SQL Server TVP Join Issues in Stored Procedures

SQL Server Table-Valued Parameter Join Issues in Stored Procedures by Mehdi Ghapanvari >>> https://lnkd.in/eSi6E_KW Many developers pass a data table from the application to a stored procedure. Then they use it in a join operator to filter results. Stored procedures can receive this data as an input parameter by using a table-valued parameter (TVP). To send multiple rows by using a TVP, you must define a user-defined table type.

This post describes how SQL Server will PROCESS a query the first time someone is running an Ad Hoc query or Stored Procedure. #SQLServer #QueryTuning

New blog post: In which I go over three points that are vital in preventing SQL injection when working with dynamic T-SQL. https://lnkd.in/dyfxnYu4 #sqlserver #sqldba #microsoftsqlserver #mssqlserver #mssql #mssqldba #sql

https://lnkd.in/gU9T58ef Microsoft SQL Server Change Tracking (CT) is often used as a lighter, simpler, and more cost-effective alternative compared to SQL Server CDC combined with Debezium for synchronizing data changes from a SQL Server source database to multiple downstream applications. 🔙 🔚

L38 (39) stored procedures: stop rewriting the same queries over and over. a stored procedure is a pre-written, saved block of SQL code. think of it like a function for your database. it can take parameters, run logic, and optionally return results or modify data. the reality check: if you use mysql workbench, defining them can be annoying. the client (e.g., MySQL Workbench) treats ; as the end of a statement which conflicts with the semicolons inside your procedure. the fix is to temporarily change the `delimiter` (often to `//` or `/`) so the client knows where the procedure definition ends. here is how you write a parameterized one: delimiter // create procedure getOrderDetailsById(in p_id int) begin   select * from orders where id = p_id; end // delimiter ; call getOrderDetailsById(2); write it once, call it anywhere. #DBMS #SQL #Databases

ADR Comes to TempDB in SQL Server 2025. Read This Before Enabling. Two weeks ago I covered the Resource Governor changes in SQL Server 2025 — specifically, capping how much tempdb data space a workload group can consume. That was the data-file side. For the log side, SQL Server 2025 now lets you enable Accelerated Database Recovery (ADR) on tempdb. Enable it and cancelled queries stop grinding, the tempdb log stops bloating, and recovery gets faster. Sounds like an easy yes — but you've got to read the fine print……more https://lnkd.in/eN_Ff4cv

Create a SQL Server Baseline by M A A Mehedi Hasan >>> https://lnkd.in/eHcghW2f SQL Server performance tuning or monitoring is not a guessing game. It needs historical data for comparison so that you can identify “normal” or “abnormal” behavior of your workload. This tip will guide you through what historical data to capture, how to capture it, and how to view the recorded data — so the next time someone says, “The database is slow”, you will have data to give solid feedback.

💡 MySQL Concept: View A View is a virtual table created from the result of a SQL query. ✅ Simplifies complex queries ✅ Improves security by limiting access ✅ Reusable and easy to manage Example: Create a view to show only employee names and departments instead of the full table. Why does it matter? Views make data access cleaner and more efficient. #MySQL #SQL #Database #DBMS #View #TechLearning

CONVERT_IMPLICIT: Why SQL Server Is Ignoring Your Index You built the index and tested the query in SSMS. Index seek. Perfect. You went home. Meanwhile, your app has been scanning every row in that table since the day it launched. This is CONVERT_IMPLICIT — one of the most hidden performance killers in SQL Server. No errors. No warnings in the application log. The query returns correct results and your index is structurally fine, but the optimizer can't use it, because the data type coming from the app doesn't match the data type on the column — and SQL Server has to convert every single row before it can compare. Here's how to find it.......more https://lnkd.in/eFA7RJXu

Create a SQL Server Baseline by M A A Mehedi Hasan >>> https://lnkd.in/e5yrV-Ke SQL Server performance tuning or monitoring is not a guessing game. It needs historical data for comparison so that you can identify “normal” or “abnormal” behavior of your workload. This tip will guide you through what historical data to capture, how to capture it, and how to view the recorded data — so the next time someone says, “The database is slow”, you will have data to give solid feedback.