Posts by Chokkalingam SP

DBCC CHECKDB Command in SQL Server

Introduction  The DBCC CHECKDB command is an essential tool in SQL Server for ensuring the physical and logical integrity of databases. It helps detect any corruption in the database structure,…

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SQL Server Query/Job Timeout Expired troubleshooting

Introduction: This document provides a comprehensive guide to resolving “Query Timeout Expired” errors in SQL Server. These errors typically occur when a query execution exceeds the configured timeout period due…

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SQL Server Show Plan Permission

Introduction: In this blog, we will explore what Show Plan permission is and how it can help DBAs and developers gain insights into the Estimated and Actual Execution Plans. Show…

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SQL Server Query Store

Introduction The Query Store is a feature in SQL Server that provides insight into query performance by tracking and storing detailed information about query execution over time. The Query Store…

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Cloning Tables Between Databases in SQL Server Using Export and Import Functions

Overview: Cloning tables between databases in SQL Server can be efficiently achieved through the use of the built-in export and import functions. This process involves exporting data from the source…

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INSTALLATION OF OEM 13.5 USING SILENT METHOD IN ORACLE DATABASE 19.3 ON LINUX.

OEM OVERVIEW: Oracle Enterprise Manager is management tool, which is used for integrated solution for managing your heterogeneous environment. It Includes, Graphical console, Agents, Common Services and Tools to provide…

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Steps to configure Google Looker to connect to an Oracle database

GOOGLE LOOKER Introduction: Google Looker is a cloud-based business intelligence and data analytic platform. Looker is a tool that helps us to explore, share, and visualize company’s data so that…

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404 not found error, the request could not be mapped to any database while running newly developed application in Apex.

Issue : While running the newly developed application in Apex, I encountered a 404 Not Found error. The request could not be mapped to any database. Reason : In catalina.out…

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Installing Oracle Apex in Docker.

Introduction In this blog, we are going to see how to install Oracle Database 19c in Docker and  then to install ORDS and APEX. Introduction about Docker Docker is a…

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Installing oracle database 19.3 in Docker

Use the yum-utils package to enable and install all the required repositories.  yum install -y yum-utils zip unzip Then enable all the necessary repositories which are needed to install dockers 1.yum-config-manager…

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