Blog: vlad mihalcea


222 blogs updated: 2 min. ago
SQL Server JDBC sendStringParametersAsUnicode
Introduction In this article, I'm going to explain why you should always disable the sendStringParametersAsUni code default JDBC Driver sett...
6
13-04-2021 15:04:58 vlad mihalcea Advanced
High-Performance Java Persistence Newsletter, Issue 25
Introduction Welcome to a new issue of the High-Performance Java Persistence Newsletter in which we share articles, videos, workshops, and S...
11
07-04-2021 12:48:14 vlad mihalcea Advanced
SQL Server deadlock trace flags
Introduction In this article, I'm going to explain how you can find the cause of an SQL Server deadlock using trace flags and the SQL error ...
14
31-03-2021 12:45:59 vlad mihalcea Advanced
Optimistic vs. Pessimistic Locking
Introduction In this article, I'm going to explain what is the difference between optimistic and pessimistic locking, as well as when you sh...
14
24-03-2021 11:04:55 vlad mihalcea Advanced
JPA Default Fetch Plan
Introduction In this article, I'm going to explain what the JPA Default Fetch Plan is and how it differs from the Query Fetch Plan when usin...
13
17-03-2021 10:52:05 vlad mihalcea Advanced
High-Performance Java Persistence Newsletter, Issue 24
Introduction Welcome to a new issue of the High-Performance Java Persistence Newsletter in which we share articles, videos, workshops, and S...
8
12-03-2021 09:33:05 vlad mihalcea Advanced
Merge Join Algorithm
Introduction In this article, we are going to see how the Merge Join Algorithm, also known as Sort-Merge Join, works and when it's suitable ...
4
03-03-2021 11:39:25 vlad mihalcea Advanced
MySQL Query Profiling Using Performance Schema
Introduction In this article, I'm going to explain how to do query profiling using the MySQL Performance Schema. The Performance Schema has ...
15
25-02-2021 15:33:54 vlad mihalcea Advanced
SQL Server OPENJSON – Map JSON to a relational table
Introduction In this article, I'm going to explain how the SQL Server OPENJSON function works and how it can help you transform a JSON objec...
15
18-02-2021 11:05:34 vlad mihalcea Advanced
Hash Join Algorithm
Introduction In this article, we are going to see how the Hash Join Algorithm works and when it's suitable for a relational database system ...
7
10-02-2021 10:14:56 vlad mihalcea Advanced


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