The Oracle SQL database provides many useful functions to use with your query or programming. The SUBSTR function is one of the most used string functions in the Oracle SQL database. I will also discuss a few important string functions TRIM, UPPER, and LOWER which can be used along with substring functions. In this article, we will discuss substring in Oracle SQL.
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When an application grows the associated database grows automatically. It needs to be scaled to a larger machine or server and overall configuration needs to be increased to handle the application and database performance requirement.
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Data Modernization has become important nowadays. Organizations are looking into options to migrate their on-premises database to a cloud and some other heterogeneous databases. In this article, we will see the strategy and options to migrate the Oracle database to the Azure SQL database. We will be leveraging the SSMA tool for migrating the database.
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This article explains the process to configure the ODBC driver for oracle 19c. I am covering the following topics:
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In this article, we understand how to create a new database in Oracle 19c using a database configuration assistant. The database configuration assistant allows us to create a new database using a pre-defined template or create a database with various configuration options. In this article, we are going to learn both methods.
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In this article, we understand the step-by-step installation process of Oracle 19c on Windows Server 2019. The minimum hardware requirement to install an Oracle database server is following:
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In the previous article of the series, we took an overview of PolyBase in SQL Server 2017. We also learned about the Azure Data Studio and SQL Server 2019 preview extension to explore SQL Server 2019 features.
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Intended audience
This document is intended for database administrators who would like to be prepared or who experience performance issues with one or more Linked Server(s) to an Oracle Database instance using the OraOLEDb Linked Server provider.
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Intended audience
This document is intended for application developers and database administrators who plan to migrate an Oracle Database to Microsoft SQL Server.
Context
In the previous article, we saw how to install and prepare to migrate one or more Oracle Schema(s) and their objects to SQL Server. Now it’s time to go through the migration process…
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This document is intended for application developers and database administrators who plan to migrate an Oracle Database to Microsoft SQL Server.
Nowadays, most IT professionals are aware that Oracle Database is a very good database solution, but it’s not inexpensive, to say the least. If you want to partition a table in Oracle, it’s an option that you must pay for, which is the same for advanced security options like Database Encryption or Dynamic Data Masking. In contrast, SQL Server comes with these options out of the box when you use the Enterprise Edition.
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This is a second article that is a continuation of the Microsoft SQL Server Migration Assistant (SSMA) v7.1 for Oracle. In my first article, I wrote an overview of the tool and how to install it. In this second article I will write about how to use it to migrate data and objects from an Oracle database to a SQL Server database.
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SQL Server Migration Assistant (SSMA) is a free supported tool from Microsoft that simplifies and automates database migration processes (assessment analysis, necessary conversions, data migration and tests) from Microsoft Access, MySQL, Oracle, Sybase and DB2 to SQL Server, Azure SQL DB and SQL Server vNext (at the time I’m writing this article, SQL Server vNext stills in CTP1 version, so being a technical preview version it should not be used for production migrations).
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There are some cases in the wild where we want to get back data from an external database without additional coding in an application and just write a T-SQL query that will do all the job for us. That’s why Microsoft provides the « linked server » feature.
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