Using a Subquery in a SELECT statement
This article is part of Greg Larsen’s continuing series on Learning T-SQL. To see all 10 items […]
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Snowflake: A Cloud Warehouse Solution for Analytics
This article explains what Snowflake data warehouse is and how it is different from other traditional data […]
Working with MySQL transactions
MySQL transactions provide an effective method for executing multiple statements as a single unit, making it possible […]
Manipulating Data In PostgreSQL: Learning PostgreSQL with Grant
So far in the series I’ve shown how to create databases, tables, constraints, indexes and schema. Now, […]
A Guide to INSERT, UPDATE, and DELETE Statements in Oracle
In this article, we’ll be focusing on three of the most used SQL commands in Oracle: INSERT, […]
SQL Server 2022: Capture SQL Anti-Patterns
One of the new Extended Event available in SQL Server 2022 is the query_antipattern. This extended […]
T-SQL Gap-Filling Challenge
A student of mine sent me a T-SQL challenge involving gap-filling of missing dates and balances. I […]
Data Intelligence on light speed: Microsoft Fabric
This article is based on exciting information just released at Microsoft’s Build conference on May 23, 2023. […]
Optimizing MySQL: Adding Data to Tables
Welcome back to the MySQL optimization series! In case you haven’t been following this series, in the […]
PostgreSQL Basics: A Template for Managing Database Privileges
In the first two articles of this series about PostgreSQL privileges, we reviewed how to create roles, […]
Changing log growth strategy in SQL Server 2022
When I first saw a bullet item stating SQL Server 2022 would support instant file initialization for […]
Uncovering the mysteries of PostgreSQL (auto) vacuum
Welcome to the second blog of the “magic of parameters” series. In the first entry, I covered […]
Importing data into a MySQL database using LOAD DATA
Database and development teams often load data from plain text files into their MySQL databases. The files […]
PostgreSQL Basics: Essential psql Tips and Tricks
Having access to the psql command-line tool is essential for any developers or DBAs that are actively […]