Database management

How to store SQL Server data files in Azure Storage

A new functionality, introduced with SQL Server 2014, enables to store data files from a SQL Server database in Windows Azure Storage. In this posting, I will show how it works.   Accessing Azure Storage The(…)

Oracle lateral inline view, cursor expression and 12c implicit statement result

By Franck Pachot . I’ll present here 3 ways to run a query for each result of another query. Let’s take an exemple: get all executions plan (select from dbms_xplan.display_cursor) for each of my queries (identified from v$sql). The(…)

Oracle 12c: Can we disable logging for DML?

By Franck Pachot . If we don’t mind about loosing our changes, then can we disable logging for DML? This is a question I’ve heard a lot. Ok, you don’t need to recover your changes but Oracle may want(…)

SQL*Plus COPY Command is back as BRIDGE

By Franck Pachot . Did you ever use the COPY command in sqlplus? It’s very old, and documentation says : The COPY command is not being enhanced to handle datatypes or features introduced with, or after Oracle8i. The(…)

SQL Server tips: how to list orphaned logins

I read a lot of about orphaned database users in SQL Server, but I have almost never read about orphaned logins. Many of my customers migrate or remove databases in SQL Server. They forget – not every time but(…)

Creating Custom reports with BI Publisher

BI Publisher offers you the possibility to create your own custom reports, I will describe you how to create a report displaying the tablespace size and used size in a simply way. It is advised to create a(…)

EM 12.1.0.4 and BI Publisher Configuration

This document explains how to configure BI Publisher in Enterprise Manager Cloud Control 12.1.0.4.0. Before the 12.1.0.4, the BI Publisher installation was fastidious, it was necessary to download, install and configure it. In Enterprise Manager 12.1.0.4 BI Publisher is already(…)

Oracle 12c: comparing TTS with noncdb_to_pdb

By Franck Pachot . How to migrate from non-CDB to CDB? Of course all known migration methods works. But there is also another solution: upgrade to 12c if necessary and then convert the non-CDB to a PDB. This is(…)

Security improvements in MySQL 5.7

If you have a look on the last mysql 5.7.4 version or later you will probably see that there are several security improvements. The list of added security features and improvements can be seen on the following page: http://dev.mysql.com/doc/refman/5.7/en/mysql-nutshell.html(…)

When Oracle resets session statistics

By Franck Pachot . During our Oracle 12c New Features workshop I had a very good question about whether the session statistics are reset or not when doing ALTER SESSION SET CONTAINER. My initial thought was that they(…)