This tutorial will explain what is causing the ORA-00904 error to occur and how to resolve the ORA-00904 invalid identifier error in Oracle.
Article
Oraask Latest Articles
Article
Decoding ORA-06512 at Line Num: The Ultimate Troubleshooting Guide
Decoding ORA-06512 at Line Num: The Ultimate Troubleshooting Guide
4 mins read
Introduction "ORA-06512 at line num" is a common error message that Oracle Database users encounter while executing PL/SQL code. In ...
Article
How to Create VCN in OCI
How to Create VCN in OCI
3 mins read
In this article, we will list the steps needed to create a new VCN (Virtual Cloud Network) in Oracle Cloud Infrastructure - OCI.
Article
How to Print ref cursor Output in SQL Developer
How to Print ref cursor Output in SQL Developer
3 mins read
In this tutorial, we will explain how to display ref cursor output in Oracle using SQL Developer step by step. We will use ...
Article
How to Generate DDL Scripts for All Tables in SQL Developer
How to Generate DDL Scripts for All Tables in SQL Developer
2 mins read
In this tutorial, we will list all the steps to generate a DDL script for all tables using SQL Developer.
Article
How to Create a Compartment in OCI
How to Create a Compartment in OCI
1 mins read
When we start working on Oracle Cloud Infrastructure (OCI), we begin with a root compartment, which holds all the cloud resources underneath. However, ...
Article
Import Data from CSV file into Oracle Database Table using (SQL*Loader)
Import Data from CSV file into Oracle Database Table using (SQL*Loader)
7 mins read
One of the most common tasks is loading data into a database, specifically the Oracle database in our case. There are many different ...
Article
What is the meaning of i, g, and c in Oracle Database Version
What is the meaning of i, g, and c in Oracle Database Version
2 mins read
Starting from Oracle Database version 8, Oracle has introduced one character that came up with the version number of its databases, e.g., Oracle ...
Article
Backup a Table in Oracle
Backup a Table in Oracle
7 mins read
Before changing or making a significant update on a database table in all databases and Oracle specifically, we have to take a backup ...
Article
Oracle Case Statement
Oracle Case Statement
6 mins read
This tutorial will explain how to use Oracle Case Statement expression with basic syntax and many examples for better understanding. And don't forget ...