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1. SQL Profiler (SQL Server)

SQL Profiler is a tool provided by Microsoft SQL Server that captures and analyzes SQL queries executed in the database engine. It helps developers and DBAs monitor SQL performance, identify slow queries, and diagnose issues like deadlocks or excessive resource usage. SQL Profiler allows you to capture detailed data, such as execution plans, query duration, and CPU usage, making it an essential tool for database profiling and optimization.

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2. MySQL Enterprise Monitor

MySQL Enterprise Monitor is a comprehensive monitoring and profiling tool for MySQL databases. It provides real-time performance monitoring, alerts, and in-depth analytics on queries and server performance. The tool includes features such as slow query analysis, query optimization recommendations, and resource utilization tracking, allowing DBAs to ensure optimal performance and quickly diagnose issues in MySQL databases.

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3. Oracle SQL Developer

Oracle SQL Developer is an integrated development environment (IDE) for working with Oracle databases. It provides robust profiling tools for analyzing SQL queries, viewing execution plans, and optimizing performance. SQL Developer helps users identify inefficient queries, monitor database performance, and visualize data usage patterns. It also offers features like query optimization, explain plans, and real-time session monitoring.

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4. DB2 Profiler

IBM DB2 Profiler is a powerful tool for monitoring and analyzing the performance of DB2 databases. It provides detailed insights into SQL query execution, including response times, memory usage, and resource consumption. DB2 Profiler helps users identify bottlenecks, optimize queries, and improve database performance by offering real-time tracking and analysis of query execution paths and statistics.

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5. New Relic

New Relic is a cloud-based monitoring and profiling tool that supports multiple databases, including MySQL, PostgreSQL, and Oracle. It provides real-time database performance insights, including query performance, database throughput, and transaction monitoring. New Relic’s database profiling features allow users to track slow queries, optimize resource usage, and troubleshoot performance issues in both on-premise and cloud databases.

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6. Percona Monitoring and Management (PMM)

Percona Monitoring and Management (PMM) is an open-source platform for monitoring and profiling MySQL, MariaDB, and PostgreSQL databases. It provides in-depth insights into database performance, including query execution time, server health, and resource utilization. PMM includes advanced profiling tools like query analytics, query optimization suggestions, and visual representations of database activity to help DBAs improve database performance.

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7. Query Performance Analyzer (Redgate)

Query Performance Analyzer is a tool from Redgate that helps developers and DBAs identify and optimize slow-running SQL queries. It provides detailed execution plans, query statistics, and performance metrics to diagnose issues and improve query performance. The tool allows users to identify inefficient queries, optimize indexes, and reduce database load by providing actionable insights into SQL query performance.

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8. SolarWinds Database Performance Analyzer

SolarWinds Database Performance Analyzer is a comprehensive tool for monitoring and profiling databases, offering real-time analysis of performance metrics and query execution. It supports a variety of databases, including SQL Server, MySQL, Oracle, and PostgreSQL. The tool provides insights into query performance, resource consumption, and execution plans, allowing DBAs to identify bottlenecks, optimize queries, and ensure consistent database performance.

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9. pgBadger

pgBadger is an open-source PostgreSQL performance profiling tool that analyzes log files to provide detailed insights into query performance and database activity. It generates HTML-based reports that show query execution times, database load, and resource usage. pgBadger helps PostgreSQL administrators optimize query performance, identify slow-running queries, and analyze database behavior by parsing and visualizing PostgreSQL log files.

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10. Toad for Oracle

Toad for Oracle is a database management tool with powerful profiling features for Oracle databases. It allows users to analyze and optimize SQL queries, monitor resource consumption, and evaluate execution plans. Toad provides deep insights into database performance, helping DBAs improve query execution, reduce response times, and diagnose performance issues with its intuitive GUI and built-in analysis tools.

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11. VividCortex

VividCortex is a database performance monitoring tool designed for MySQL, PostgreSQL, and other relational databases. It provides real-time query performance profiling, visual query execution plans, and actionable recommendations for optimization. VividCortex’s machine learning capabilities help detect anomalies in database behavior and resource usage, making it an excellent tool for both large and small-scale databases.

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12. AppDynamics

AppDynamics is an APM (Application Performance Monitoring) tool that supports profiling for databases like MySQL, Oracle, and SQL Server. It provides end-to-end visibility into database performance, tracking query execution, resource consumption, and overall database health. AppDynamics offers real-time monitoring, deep diagnostic tools, and automated alerts to help optimize database performance and prevent downtime.

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13. DataStax Studio

DataStax Studio is an integrated development environment (IDE) for Apache Cassandra, designed for profiling and managing NoSQL databases. It provides tools for analyzing query performance, visualizing schema design, and optimizing queries for better scalability. DataStax Studio helps developers and DBAs manage large-scale databases and optimize resource usage, ensuring performance and consistency across distributed environments.

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14. QueryStore (SQL Server)

QueryStore is a feature built into SQL Server that provides detailed insights into query performance and execution plans. It tracks query history, resource usage, and execution statistics over time. QueryStore helps DBAs monitor query performance, identify regressions, and optimize SQL Server queries by providing detailed reports and recommendations based on historical execution data.

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15. BenchmarkSQL

BenchmarkSQL is an open-source benchmarking and profiling tool designed for relational databases. It allows developers to simulate database workloads and measure query performance under varying load conditions. BenchmarkSQL is ideal for performance testing, comparing database configurations, and evaluating query response times under different workloads, helping DBAs optimize database performance.

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16. Datadog

Datadog is a cloud-based monitoring platform that supports a wide range of databases, including MySQL, PostgreSQL, and SQL Server. It provides deep insights into database performance with real-time metrics, alerts, and detailed analytics. Datadog’s profiling features allow users to monitor query execution, resource consumption, and response times, helping teams optimize database performance and scalability.

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17. Redgate SQL Monitor

Redgate SQL Monitor is a tool designed for real-time SQL Server performance monitoring and profiling. It provides detailed metrics on query execution, server health, and database activity. SQL Monitor helps DBAs identify slow queries, track performance trends, and receive alerts for potential issues, making it a valuable tool for maintaining optimal database performance.

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18. ndbprof (MySQL Cluster)

ndbprof is a profiling tool specifically designed for MySQL Cluster databases. It allows users to analyze performance at the query, node, and transaction levels, providing insights into the behavior of MySQL Cluster databases under different workloads. ndbprof helps DBAs identify inefficiencies in MySQL Cluster environments and optimize database performance by tracking key metrics like transaction latency and resource utilization.

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19. Apache JMeter

Apache JMeter is primarily known as a performance testing tool, but it can also be used for profiling databases, especially when testing database-driven applications. It allows users to create custom test plans that simulate multiple database interactions and measure their performance. JMeter is particularly useful for stress testing databases, load testing SQL queries, and profiling database responses under heavy load conditions.

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20. Query Analyzer (MySQL)

MySQL Query Analyzer is a tool that helps DBAs analyze and optimize queries for MySQL databases. It provides detailed insights into query execution times, resource usage, and indexing efficiency. The Query Analyzer allows users to identify slow queries, monitor real-time query performance, and optimize database performance by providing detailed execution plans and recommendations.

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21. NoSQL Benchmarking Tools

NoSQL Benchmarking Tools are profiling tools specifically designed for NoSQL databases, such as MongoDB, Cassandra, and Couchbase. These tools help users assess the performance of NoSQL databases under various workloads and configurations. They provide detailed reports on query performance, database throughput, and resource usage, helping developers optimize NoSQL database performance and scalability.

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This list offers a variety of database profiling tools for SQL, NoSQL, and distributed systems. Let me know if you’d like to add or modify anything further!