MariaDB CONNECT Storage Engine as an ETL (or ELT) ?

The MariaDB CONNECT Storage Engine allows to access heterogeneous data sources. In my previous post I show you how to use the MariaDB CONNECT Storage Engine to access an Oracle database. This is quite easy through the CONNECT Storage Engine ODBC table type.

For most architectures where heterogeneous databases are involved an ETL (Extract-Transform-Load) is [...]

MariaDB CONNECT Storage Engine access to Oracle 11GR2

MariaDB CONNECT Storage Engine allows to access heterogeneous datasourses. This includes various file formats. But this also includes ODBC accessible datasources The CONNECT Storage Engine ODBC table type allows to access SQLite, Excel, SQL Server or Oracle databases. Some nice features of the ODBC CONNECT table type are: – Auto discovery of table structure. This [...]

MariaDB CONNECT Storage Engine replay & slides available

The slides and replay of yesterday’s webinar on the MariaDB CONNECT storage engine have just been posted. First I want to thank the numerous attendees. You have shown great interest on the parallel execution of query on distributed MySQL Servers. I agree this is cool. The ODBC capabilities seems also to generate interest. This make [...]

MySQL Fabric with MariaDB Galera Cluster ?

MySQL Fabric is a very promising sharding framework. If I take Ulf Wendel definition of MySQL Fabric :

MySQL Fabric is an administration tool to build large “farms” of MySQL servers. In its most basic form, a farm is a collection of MySQL Replication clusters. In its most advanced form, a farm is a collection of [...]

Filtering MariaDB Audit Plugin data

When full auditing is activated with the the MariaDB Audit Plugin a large volume of audit data is generated and it can put an extra burden on the server. The MariaDB audit plugin offers the two following setup variables that allow to restrict what data will be logged.

MariaDB [test]> show variables like ‘%audit%users’; +—————————–+———————–+ [...]

News : MariaDB Audit Plugin beta is out

By going to the download section of  SkySQL website  some users have noticed “MariaDB Audit Plugin”. This auditing feature for MySQL has been requested by more and more customers. Legal constraints make it mandatory for more and more companies to keep logging information about database access and activity.

It is very important for the MySQL [...]

MariaDB CONNECT Storage Engine and engine condition pushdown

Engine condition pushdown is a MySQL internal mechanism that is intended to avoid to send non matching rows from the storage engine to the SQL layer. This is very important when the storage engine involves traffic over the network. This mechanism was initially created to optimize MySQL Cluster (NDB) behavior. For the NDB storage engine [...]