DBA

Tasks typically handled by a database administrator, such as installation, patching, configuration, migration, security, troubleshooting, monitoring, backup, recovery.

Oracle XML Object-Relational Storage [EXAMPLE]

Object-relational storage of XML data in Oracle is based on shredding the XML data into SQL objects. Scripts and stepwise execution for object-relational XML storage.

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Oracle Binary XML Storage, With or Without XML Schema [EXAMPLE]

Working examples of Oracle binary XML storage, with or without XSD, along with steps needed to configure and register the XSD in Oracle.

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Oracle Partitioning: Range Interval Partitioning

Create Oracle table partitions on-the-fly using range interval partitioning, a beautiful Oracle partitioning feature that obviates the need to pre-create database table partitions.

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Grant SELECT on V$ Views

Grant SELECT on V$ views to allow non-admin database users to query SYS-owned V$ views (dynamic performance views) such as V$INSTANCE or V$SESSION.

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Access Control List (ACL) in Oracle 11G

Access Control List or ACL is a security mechanism that defines which users or roles can perform which operations on which data. It is an essential setup in Oracle 11G for running network packages such as UTL_HTTP.

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ORA-12560: TNS:protocol adapter error

Sometimes you try to login to your Oracle XE and get a blocker ORA-12560 : TNS:protocol adapter error. Top reason why this error might occur and how to fix it.

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ORA-01450: Maximum Key Length Exceeded – Possible Causes and Fix

“ORA-01450 maximum key length (6398) exceeded” might occur when a table index is being created in the Oracle database. Possible reasons why this error shows up and how to fix it.

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What are CBO and RBO?

Oracle’s inbuilt optimizers – CBO and RBO: how they work to improve query performance, and key differences between cost-based vs rule-based optimization.

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