Blog | Pythian (38)

Table recovery with rman in Database 12c

One of the new features of rman in Oracle Database 12c is the topic of this short document. For many years since we ...

Oracle

Silent Installation of RAC 12c database

Nowadays, everyone is installing Oracle Database 12c in different variants, posting screenshots, and discussing the ...

Oracle

UDM is watching you, UDMs

With time monitoring of several thousand targets of different versions and on different operating systems accumulates ...

Oracle

Mining the AWR to Identify Performance Trends

Sometimes it's useful to check how performance of a SQL statement changes over time. The diagnostic pack features ...

Oracle

Oracle free block corruption - test case

My very first blog post at Pythian - Trick or Treat? So there I was, faced with more that 4000 block corruptions as ...

Oracle

Proactive FRA Monitoring Using OEM Metrics

Oracle’s built-in thresholds for the Flash Recovery Area (FRA) are a bit like a strict landlord: they’re set at 85% and ...

Oracle

Simple and Quick Way to Get SQL_ID of Query in Oracle

Notice If you need to get SQL_ID of a query from a busy system, which has similar queries scattered all around, it ...

Oracle

Options for Tracing Oracle dbms_stats

A Baffling Case of ORA-00942 Recently we had a good reason to find out what was going on behind the scenes with ...

Microsoft SQL Server

Troubleshooting Transactional Replication Latency Using Agent Statistics

In this blog post, we will look at how you can leverage the Agent statistics to troubleshoot the replication latency ...

Oracle

Step-by-Step Installation of an EBS 12.2 Vision Instance

It's here! It's here! It's finally here! (what, you don't get excited when you get new toys?) Now that version 12.2 of ...

Oracle

Oracle Database 12c: Network Recovery in RMAN

Over the past 8 months, I have had the pleasure of working on a soon-to-be-released update for our popular Beginner's ...

Oracle

Meaning of "Disk Reads" Values in DBA_HIST_SQLSTAT

This post builds on my previous work regarding Mining the AWR. While analyzing performance, I realized how easily the ...

Oracle

Database 12c: What's New with Data Pump? Lots.

This article will discuss some of the new stuff on board with Oracle Database 12c and one of our favorite tools: data ...

Oracle

Duplication: divide et impera

Every Monday morning starts with the same routine: refreshing QA databases from PeopleSoft production. Even though the ...

Oracle

getMOSPatch.sh - Downloading Patches From My Oracle Support

The transition away from FTP access in My Oracle Support (MOS) several years ago introduced a significant hurdle for ...

Oracle

How to Fix a Target with a Pending Status in OEM 12cR2

The other day we had a situation with an OEM 12cR2. We performed maintenance in a 2-node cluster and both instances ...

Microsoft SQL Server

Magic Knobs in Replication Agents

Have you ever wondered if there's a "secret sauce" for tuning your replication configuration to squeeze out better ...

Oracle

Configuring OID 11.1.1.6 Connector in OIM 11.1.2

Configuring OID 11.1.1.6 connector in OIM 11.1.2 for direct provisioning: There is a big change in the way direct ...

Oracle

Be Warned: cmclean.sql Is Dangerous!

Description I’m sure one of the most popular scripts for Apps DBAs on My Oracle Support is cmclean.sql from MOS Article ...

Oracle

Duplicate Database from Active Database — Just Works!

My friend Øyvind Isene suggested that I store a DUPLICATE RMAN script that works in a safe place in this tweet. @yvelik ...

SQL Server Instance in Script Upgrade mode

Introduction: Almost all of us in our DBA life would have patch/upgrades SQL Server instance and would have faced many ...

Oracle

Data Guard Cascaded Standby Support in DB12c

Oracle Database 12c brought more than 500 new features, and many of them are related to Data Guard enhancements. Along ...

Microsoft SQL Server

SSAS– Resolving Target Machine Actively Refused

Situation I’ve always wanted to get my hands on SSAS, SSIS and SSRS as I’ve often felt shorthanded in these areas. ...

Oracle

How to Download Oracle Software Using WGET or CURL

This is yet another blog post with tips and tricks to help you (and me) download Oracle software without the help of a ...

Oracle

Database Validation in Data Guard 12c

Introduction to validate database in db12c DGMGRL was never difficult to use; however, it was not providing enough ...

Oracle

Connection Resets When Importing from Oracle with Sqoop

I’ve been using Sqoop to load data into HDFS from Oracle. I’m using version 1.4.3 of Sqoop, running on a Linux machine ...

Oracle

SQL for Pattern Matching in Oracle 12c

Oracle 12c is out! And with it, a myriad of new features that we’ll be learning and playing with in the months and ...

Oracle

Getting ready to install EBS 12.2 Vision: Quickstart notes

Getting ready for the next big thing In the wake of last week’s announcement of the general availability of Oracle ...

Oracle

Improve Gather Stats in Oracle E-Business Suite

One important aspect of a healthy Oracle database is database statistics. It’s the main data on which CBO feeds to ...

Oracle

Linux HugePages for Oracle on Amazon EC2

Situation One of the optimizations available to us when running Oracle on Linux is huge page support. This feature of ...

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Table recovery with rman in Database 12c

Silent Installation of RAC 12c database

UDM is watching you, UDMs

Mining the AWR to Identify Performance Trends

Oracle free block corruption - test case

Proactive FRA Monitoring Using OEM Metrics

Simple and Quick Way to Get SQL_ID of Query in Oracle

Options for Tracing Oracle dbms_stats

Troubleshooting Transactional Replication Latency Using Agent Statistics

Step-by-Step Installation of an EBS 12.2 Vision Instance

Oracle Database 12c: Network Recovery in RMAN

Meaning of "Disk Reads" Values in DBA_HIST_SQLSTAT

Database 12c: What's New with Data Pump? Lots.

Duplication: divide et impera

getMOSPatch.sh - Downloading Patches From My Oracle Support

How to Fix a Target with a Pending Status in OEM 12cR2

Magic Knobs in Replication Agents

Configuring OID 11.1.1.6 Connector in OIM 11.1.2

Be Warned: cmclean.sql Is Dangerous!

Duplicate Database from Active Database — Just Works!

SQL Server Instance in Script Upgrade mode

Data Guard Cascaded Standby Support in DB12c

SSAS– Resolving Target Machine Actively Refused

How to Download Oracle Software Using WGET or CURL

Database Validation in Data Guard 12c

Connection Resets When Importing from Oracle with Sqoop

SQL for Pattern Matching in Oracle 12c

Getting ready to install EBS 12.2 Vision: Quickstart notes

Improve Gather Stats in Oracle E-Business Suite

Linux HugePages for Oracle on Amazon EC2

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