Solution for ORA-01516: nonexistent log file, data file, or temporary file in Oracle In the previous blog, we saw steps to restore RMAN consistent backup using duplicate database command Click here to read more. In this blog, we are going to restore the same consistent RMAN backup using the manual method. With this method we […]
Solution for RMAN-05541: no archived logs found in target database in Oracle In the previous blog, we performed Steps to Clone Oracle Database from Windows to Oracle Linux Click here to read more. The only difference, in this case, we are taking a cold RMAN backup, and since this is a cold rman backup we […]
MySQL major version upgrade from 5.7 to 8.0.30 In the previous blog, we saw MySQL minor version upgrade from 8.0.22 to 8.0.30 Click here to read more In this blog, we are going to perform Major Version upgrade from 5.7 to 8.0.30 using Yum Repository method. MySQL 8.0 have many important performance and security improvements and […]
Oracle Critical Database Patch ID for July 2022 An Essential/Critical Patch Update could be a collection of patches for multiple security vulnerabilities. These patches address vulnerabilities in Oracle code and third-party elements enclosed in Oracle merchandise. These patches are sometimes additive, however every informative describes only the protection patches intercalary since the previous essential Patch Update informative. […]
Access the MSSQL database from PostgreSQL using TDS Foreign Data Wrapper (TDS_FDW) The Tabular Data Source (TDS) Foreign Data Wrapper (TDS_FDW) is a Postgres extension that allows you to access data that resides on an MSSQL database from Postgres Server. TDS_FDW depends on a database access library called FreeTDS. FreeTDS is a set of libraries […]
MySQL minor version upgrade from 8.0.22 to 8.0.29 A minor upgrade is easy to perform just install the new version using the package manager like yum of your distribution. Installing the new version of a package requires the MySQL service to be stopped. In a recent blog, we have installed MySQL Server 8.0.22 using Yum […]
Steps to create Self Signed Server and Client SSL Certificates in Oracle In the previous blog, we discuss in detail about Oracle Wallet Click here to read more. In this blog, we will discuss the steps required to create Self Signed Server and Client SSL Certificates in Oracle. Below are the high-level steps we […]
Steps to create a Database Link from Oracle to MSSQL Server Nowadays many companies are using a mix of RDBMS systems, for example, some instances are running on Oracle and other instances are running on MSSQL Server, and if we want to access data we need to do it using a heterogeneous connection. Heterogeneous connections allow us to query data from non-Oracle databases using SQL. In the previous two […]
Steps to Clone Oracle Database from Windows to Oracle Linux In the previous blog, we saw Steps to create a Heterogeneous Dataguard between Windows and Linux Click here to read more. In this blog, we are going to perform a clone of Windows Oracle DB by taking RMAN backup and restoring it to Oracle Linux Server. […]
How to Find Database Properties in Oracle In this article, we will prepare a script for How to Find Database Properties in Oracle. Using the view DATABASE_PROPERTIES, we can fetch the default values of the database like the default permanent & temporary tablespace, dictionary endian type, character set, global database name, etc. Execute the below […]
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