View All Service Instances with REST API in Oracle Cloud

The following example shows how to view information about all Database Cloud Service instances by submitting a GET request on the REST endpoint using cURL. To know basic about RESTAPI In this example, the identity domain is “idcs-bac676f0a2c643a281868616b45986da” and the Oracle Cloud user name and password are “clouduser” and “Pa$$word“. The response shows two running […]

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How to Check/Validate That RMAN Backups Are Good

From today’s post, I am going to remind you all about those colleges day when we used to learn about the validation in programming languages. In daily life are aware of validation. In the database world, it is little different. Let’s have look at the types of validation in general terms.     Some of […]

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Cancel Session in Oracle 18c

As of Oracle 18c , you can not only abort a database session, but also just a single SQL command. This tip shows how it works. There are situations where the execution of SQL commands takes too long and there is a desire to cancel them. Be it because the SQL command is incorrect, or […]

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Oracle Data Pump Changes in Oracle Database 18c

Oracle Data Pump, Export, and Import The Data Pump Import DATA_OPTIONS parameter has a new CONTINUE_LOAD_ON_FORMAT_ERROR option. If Data Pump encounters a stream format error when loading table data, Data Pump attempts to skip forward to find the start of the next row and continue loading that data from that location. For security purposes, Data […]

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Installing Oracle Database Using RPM Packages in Oracle 18c

Starting with Oracle Database 18c, you can use the Oracle Preinstallation RPM and the rpm -ivh command to perform an RPM-based single-instance Oracle Database or Oracle Database Client installation. Note: An RPM-based Oracle Database installation is supported only on Oracle Linux systems. Use RPM packages to perform a single-instance, Oracle Database installation on Oracle Linux […]

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Fast Application Notification[FAN] Events

In previous articles we have seen FAN overview Fast Application Notification [FAN] overview and benefits of using FAN In this article we will see supported event types of FAN. Node Down : This event notifies that node is not reachable.The Cluster sends this event when a node is no longer able to accept work. Service Up: […]

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Connection Load Balancing in Oracle RAC

Load balancing means “to distribute load among multiple entities”. In Oracle RAC ,Load Balancing feature is very well maintained. Load is distributed among all instance. However we need to take care of some things , like creating service based on group of users connecting database.Assigning number of backup instance if service fails on preferred instance […]

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Convert Single Instance Database to RAC Database using RCONFIG

In Previous article we learned about overview of RCONFIG . In this Article we will see Conversion of Single Instance DB to RAC DB with RCONFIG Prerequisites : Single Instance DB Name RAC DB name RAC Instance Node  RAC Instance Name RAC Node Name test TEST  Node 1 db1 RAC1 Node 2 db2 RAC2 Step […]

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RCONFIG overview

RCONFIG is a non interactive command line utility for converting a Single-Instance database to RAC database.It is installed by default as a executable file under $GRID_HOME/bin and $ORACLE_HOME/bin. It takes XML file as input and process the conversion procedure. Benefits of using RCONFIG : It’s very light and easy to use utility for conversion of Single Instance database […]

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ora-02097 parameter cannot be modified because specified value is invalid

You might get ORA-02097 while changing PGA_AGGREGATE_LIMIT.

To set PGA_AGGREGATE_LIMIT we should take care of following allowable values : 2 GB (default value) 200% of the PGA_AGGREGATE_TARGET value 3 MB times the value of the PROCESSES parameter. Less then 1.2 X RAM – SGA Here In my case I am changing value according my […]

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