In April 2022, Oracle released a new feature called Database Service Events for the ExaCC platform. This feature collects telemetry data of VM cluster nodes and sends a notification when a health issue is detected.
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ExaCC: DSI creation fails because of default patches
Since April 2021, ExaCC supports the creation of Database Software Images (DSI). This feature allows the creation of Golden Images of the Oracle Database software, which can then be provisioned to VM clusters. In this blog post, I will explain one reason why the creation of a new DSI can fail.
Continue readingExaCC: Create VM Cluster Network using OCI CLI
This is the first part of a blog series where I will demonstrate how to create a new VM Cluster in an Exadata Cloud@Clustomer environment using the OCI command-line interface. In the first part, I will create the required VM Cluster Network.
Continue readingOracle 21c: Simultaneous use of INCLUDE and EXCLUDE in Data Pump
Sometimes the small enhancements in a new Oracle release save a lot of effort needed in previous versions to reach the same goal. For me, this applies also to the Data Pump enhancement I am going to blog about, which allows the usage of INCLUDE and EXCLUDE in the same operation.
Continue readingInstallation of sample schemas in Oracle 12c and higher
To demonstrate the features of the database, Oracle provides a list of sample schemas, which can be installed in the database. This blog post provides an overview of the existing sample schemas and summarizes the necessary steps to install them.
Continue readingAnalyze raw trace files with SQL Developer
Since version 1.5 the Oracle SQL Developer has the capability to view and analyze raw trace files in an interactive way. In this blog post, I will demonstrate how to use this very unknown feature.
Continue readingCleanup of TEMPORARY segments
In this short blog post, I will explain how to get rid of TEMPORARY segments in a permanent tablespace.
Continue readingGenerate DBMS_DATAPUMP script using Data Pump trace
Starting with Oracle 10g, Data Pump can be used to export and import database objects using command-line tools expdp and impdp. Calls of these tools are mapped to the Data Pump API within the database. This blog post will demonstrate how to generate DBMS_DATAPUMP calls based on an expdp/impdp execution.
Continue readingDifferent ways to get the current database version
In this blog post I will show you how to get the current version of the connected database using either SQL queries or PL/SQL code. To show you some enhancements in this area, I will use versions 12.1.0.2 and 19c for a comparison.
Continue readingALERT: opatch util cleanup deletes OS files in 12.2.0.1.19
With the release of the January patches, Oracle released version 12.2.0.1.19 of OPatch. In this specific release, the execution of opatch util cleanup deletes OS files outside the Oracle home directory structure. Thanks to my colleague Miguel for pointing this out.
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