Oracle DBA Scripts Quick Start Guide | Get Started in Minutes

Oracle DBA Scripts Quick Start Guide

Welcome to Oracle Day by Day! Get instant access to 337+ production-tested Oracle DBA scripts and database utilities organized for maximum efficiency for Oracle professionals.

🎯 What You Get

337+ utility scripts covering all major DBA tasks
8 organized categories from performance analysis to security
Comprehensive documentation with usage examples and troubleshooting
Production-tested code used in real enterprise environments

🚀 Using the Utility Scripts

1. Browse by Category

Utility Scripts → are organized by function:

Performance Analysis (159 scripts) - Sessions, I/O, SQL tuning, waits
Administration (46 scripts) - Health checks, space, RMAN, maintenance
Schema Analysis (59 scripts) - Tables, indexes, objects, statistics
Database Info (29 scripts) - Instance status, configuration, parameters

2. Run Scripts Directly

Most scripts work immediately in SQL*Plus or SQLcl:

-- Copy and paste any script
@script_name.sql
-- Or run directly in your SQL tool

3. Search for Solutions

Use the built-in search to find scripts by:

Problem: “blocking sessions”, “tablespace full”, “slow queries”
Feature: “RAC”, “ASM”, “streams”, “partitions”
Object: “index”, “table”, “user”, “tablespace”

⚡ Essential Scripts to Try First

1. Database Health Check

→ Full Health Suite

-- Quick database overview
SELECT name, open_mode, database_role, log_mode FROM v$database;

2. Active Session Analysis

→ Session Analysis

-- Find active sessions with wait events
SELECT sid, username, status, wait_class, event, seconds_in_wait
FROM v$session WHERE status = 'ACTIVE' AND username IS NOT NULL;

3. Blocking Sessions

→ Lock Analysis

-- Identify blocking sessions
SELECT blocking_session, sid, username, sql_id, wait_class
FROM v$session WHERE blocking_session IS NOT NULL;

4. Tablespace Usage

→ Space Analysis

-- Check tablespace capacity
SELECT tablespace_name,
       ROUND(used_percent, 2) pct_used,
       ROUND(tablespace_size/1024/1024, 0) size_mb
FROM dba_tablespace_usage_metrics ORDER BY used_percent DESC;

📋 Using Scripts Effectively

Browse the categories - Start with Performance Analysis or Administration
Read the documentation - Each script includes usage examples and sample output
Test safely - Always run in development first
Use the search - Find scripts by keyword or Oracle feature

🔗 Next Steps

Browse All Scripts → - Explore the complete library
SQL*Plus Setup → - Configure your environment
About Oracle Day by Day → - Learn more about the project