The ORA-01033 error, "ORACLE initialization or shutdown in progress," occurs when the database is either starting up or shutting down. It can als...
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Databases
This category explores the world of databases, covering relational and non-relational systems, best practices, and tutorials for managing, optimizing, and securing data. From SQL fundamentals to advanced configurations, this is the go-to hub for database professionals and enthusiasts.
Managing active connections in Oracle is crucial for maintaining database performance and ensuring smooth operations. Sometimes, you may need to ...
When managing an Oracle database, there are times when you need to issue a SHUTDOWN IMMEDIATE command. Before doing so, it's essential to identif...
In Oracle databases, table spaces are essential for organizing and storing schema objects like tables and indexes. Retrieving the table space nam...
Retrieving constraints and their attributes is a common requirement when working with Oracle databases. Constraints like primary keys and foreign...
Counting rows in all tables of an Oracle schema can be a challenge, especially with rows being constantly added and deleted. There are two primar...
Structured Query Language (SQL) is the standard language for interacting with relational databases. Despite its simplicity—with only 16 primary c...
In Oracle databases, users and schemas are foundational concepts that form the backbone of data organization and access. While they are often use...
SQL Developer SQL Developer is a tool for connecting to an Oracle database (or, in fact, some non-Oracle databases too) and issuing ad hoc SQL co...