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SEMrush

SEMrushSEMrush is a web tool for SEO and SEM analysis, focused on the search for keywords (Keyword Research) and competitive analysis.
This web tool, pay per use, provides a user-friendly analysis using data giving access to organic positioning and pay…

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Useful Oracle SQL queries and scripts

Don't you have a chop with useful queries to use in your daily adventures and desventures with the database? I include in this first post a…

How to do an update from a select with summarized registers in SQLServer

A very powerful way to do a table's update in a SQL Server database is to link it with another table with a join, and updating the fields…

Easily export data from Oracle to flat file

A simple way to export data from a query, table, etc.. of an oracle database to a flat file is to use the SPOOL command in SQLPlus. This…

Avoiding errors concatenating fields with numerical values in SQL Server

The operator to concatenate in SQL Server is '+', but this operator is also used to add values.   Being the same operator for both, the…

Tips for UPSERT or update using insert in SQL Server

In many cases, especially in ETL processes or data loading to a data warehouse, for example, we would rather use a single sentence or the…

How to recover the password of the user sa on SQL Server

With SQL Server, when we forget or we lose the password of the DBA user 'sa', and we are the administrators of the database, we have a…

How to connect from Oracle SQL Developer with a remote SQL Server

I tried to create a connection in SQL Developer with a remote SQL Server database.

Data Warehouse Security Best Practices

Data warehouse security is vital for organizations that take the huge step of collating all their important data in one place. Unauthorized…

Improve MySQL performance by adjusting some parameters

MySQL, like most database managers, can easily modify the parameters that control memory sizes engaged in certain tasks, resource…

How to disable autocommit option in SQL Server Management Studio

Have you ever wondered how to disable the autocommit option in Sql Server Management Studio? The answer is quick. Simply uncheck the option…
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