Data

Oracle: RDBMS Log Miner Utility, FRA, and AUM

Log Miner can help when questions such as the following come up: What was changed? Who changed it? And in…

14 years ago

MySQL Cluster Management : Part 1

(Read more interesting articles on MySQL High Availability here.) Configuring multiple management nodes Every MySQL Cluster must have a management…

14 years ago

MySQL Cluster Management : Part 2

Replication between clusters with a backup channel The previous recipe showed how to connect a MySQL Cluster to another MySQL…

14 years ago

Configuration, Release and Change Management with Oracle

One of the largest changes to Oracle is the recent acquisition of several other software lines and technologies. Oracle has…

14 years ago

Oracle: When to use Log Miner

Log Miner has both a GUI interface in OEM as well as the database package, DBMS_LOGMNR. When this utility is…

14 years ago

Installing and Managing Multi Master Replication Manager(MMM) for MySQL High Availability

(Read more interesting articles on MySQL High Availability here.) Multi Master Replication Manager (MMM): initial installation This setup is asynchronous,…

14 years ago

Setting up MySQL Replication for High Availability

MySQL Replication is a feature of the MySQL server that allows you to replicate data from one MySQL database server…

14 years ago

Working with Aggregators in Oracle Coherence 3.5

For example, you might want to retrieve the total amount of all orders for a particular customer. One possible solution…

14 years ago

Querying the Data Grid in Coherence 3.5: Obtaining Query Results and Using Indexes

The easiest way to obtain query results is to invoke one of the QueryMap.entrySet methods: Filter filter = ...;Set<Map.Entry> results…

14 years ago

Working with Value Extractors and Simplifying Queries in Oracle Coherence 3.5

Coherence allows you to do look up one or more objects based on attributes other than the identity by specifying…

14 years ago