Skip to content
pvmehta.com

pvmehta.com

  • Home
  • About Me
  • Toggle search form
  • find checksum of a file. Linux/Unix
  • DETERMINING WHICH INSTANCE OWNS WHICH SHARED MEMORY & SEMAPHORE SEGMENTS Oracle
  • Search and Replace vi editor command. Linux/Unix
  • TRUNCATE table and disabling referential constraints. Oracle
  • Example of How To Resize the Online Redo Logfiles Note:1035935.6 Oracle
  • shr1.sql for MTS or Shared server configuration Oracle
  • Caching sequence in Memory Oracle
  • how to find VIP from ifconfig Linux/Unix
  • FRA Information. Oracle
  • Jai Shree Ram Oracle
  • Good RAC & Standby Notes Oracle
  • remove archfiles only when it is applied to DR rm_archfiles.sh Linux/Unix
  • Good Link from metalink 1 Oracle
  • Set Role explaination. Oracle
  • set_env_dba Linux/Unix

Year: 2024

Exadata Basics

Posted on 10-Dec-202410-Dec-2024 By Admin No Comments on Exadata Basics

In an Oracle Exadata environment, cell node storage disks are presented to compute nodes as ASM disks, and this mapping occurs through the Oracle ASM (Automatic Storage Management) and Exadata Storage Server software (CellCLI). Here’s a detailed explanation of how the cell node storage disks are mapped to the compute nodes: 1. Cell Node Storage:…

Read More “Exadata Basics” »

Oracle

Reading config file from other folder inside class

Posted on 24-Sep-2024 By Admin No Comments on Reading config file from other folder inside class

Directory Structure: root-folder/ config-folder/ json-file.config class-folder/ classfile.py tests/ pytest-file1.py json-file.config: { “setting1”: “value1”, “setting2”: “value2” } Now, Here I need to access json-file.config in my class file. I do not want to use dbutil, how can i access it and read it from json-file.config in my class file?? classfile.py import os import json class myclass:…

Read More “Reading config file from other folder inside class” »

Python/PySpark

Python class import from different folders

Posted on 22-Sep-202422-Sep-2024 By Admin No Comments on Python class import from different folders

I have following directory structure.  root-folder – config-folder  json-file.config – class-folder  classfile.py – tests pytest-file1.py Now, I need to use a class named myclass from classfile.py in my test/pytestfile1.py. How can I import that class in my pytest file?? To import the myclass from classfile.py into your pytest-file1.py, you can use a relative import assuming…

Read More “Python class import from different folders” »

Python/PySpark

Transfer SQL Profiles from One database to other database.

Posted on 05-Sep-202403-Sep-2026 By Admin No Comments on Transfer SQL Profiles from One database to other database.

In this guide, I’ll walk you through moving SQL profiles using a staging table. SQL profiles help databases optimize query execution plans. Step#1 Create the Staging Table First, create a staging table to hold SQL profiles that need to be transferred. SQL> exec DBMS_SQLTUNE.CREATE_STGTAB_SQLPROF(table_name => ‘SQL_STG_TAB’, schema_name => ‘SYS’); This will create a table SQL_STG_TAB…

Read More “Transfer SQL Profiles from One database to other database.” »

Oracle, shell, SQL scripts

Load testing on Oracle 19C RAC with HammerDB

Posted on 18-Jan-202418-Jan-2024 By Admin No Comments on Load testing on Oracle 19C RAC with HammerDB

When dealing with Oracle 19c Real Application Clusters (RAC), the process of capturing a workload from a source Oracle 19c RAC database and replaying it on a target Oracle 19c RAC database using HammerDB involves some additional considerations. Below are the revised steps: Capture and Replay Workload from Source to Target Oracle 19c RAC Download…

Read More “Load testing on Oracle 19C RAC with HammerDB” »

Oracle

Categories

  • AMC10 (0)
  • Ansible (0)
  • AWS (2)
  • Azure (1)
  • Django (0)
  • GIT (1)
  • Linux/Unix (150)
  • MYSQL (5)
  • Oracle (403)
  • PHP/MYSQL/Wordpress (10)
  • POSTGRESQL (1)
  • Power-BI (0)
  • Python/PySpark (7)
  • RAC (18)
  • rman-dataguard (26)
  • shell (151)
  • SQL scripts (349)
  • SQL Server (6)
  • Uncategorized (6)
  • Videos (0)

Recent Posts

  • AMC1020-Sep-2026
  • Key Management in Oracle: The Core Issue: Missing Master Key12-May-2026
  • SAT Mathematics 10 questions and answer at the end.30-Apr-2026
  • top 10 AI news today30-Apr-2026
  • runon_allpdbs_show_conname.sh23-Apr-2026
  • runon_allcdbs_find_pdbs.sh23-Apr-2026
  • Running PDB on single node in RAC09-Apr-2026
  • find_arc.sql09-Apr-2026
  • pvm_pre_change.sql08-Apr-2026
  • find_encr_wallet.sql08-Apr-2026

Archives

  • 2026
  • 2025
  • 2024
  • 2023
  • 2010
  • 2009
  • 2008
  • 2007
  • 2006
  • 2005
  • compile_inv.sql Oracle
  • myfile Oracle
  • Jai Shree Ram Oracle
  • load SPM baseline from cursor cache Oracle
  • Pending Distributed Transations Oracle
  • Monitor and Trace Unix processes using truss Linux/Unix
  • find_open_cur.sql Find open cursorts per session Oracle
  • DBMS_Shared_pool pinning triggers Oracle

Copyright © 2026 pvmehta.com.

Powered by PressBook News WordPress theme