Blog: vlad mihalcea

222 blogs updated: 2 min. ago show: latest top this week top this month search:

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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