Database Administration Development Tutorials, Guides & Insights
Unlock 5+ expert-curated database administration tutorials, real-world code snippets, and modern dev strategies. From fundamentals to advanced topics, boost your database administration skills on DeveloperBreeze.
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Understanding and Using MySQL Indexes
CREATE INDEX idx_name ON users(first_name, last_name);To view existing indexes on a table, use the SHOW INDEX command:
Data Import and Export in MySQL
/path/to/export.csv: The file where the data will be exported.
MySQL Workbench provides a graphical interface for data import and export.
How to Monitor MySQL Database Performance
mysqldumpslow -s t /path/to/slow-query.logThis command sorts queries by time, helping you identify the slowest queries.
Managing Transactions and Concurrency in MySQL
SET TRANSACTION ISOLATION LEVEL REPEATABLE READ;You can set the isolation level for the current session or globally to affect all new connections.
Viewing the Database Size and Identifying the Largest Table in MySQL
This query will output the size of the specified database in megabytes (MB).
To identify the largest table in terms of size within a specific database, use a similar query but without the grouping. Instead, order by size and limit the result to find the largest table: