Database Size Estimator

Estimate database storage requirements

Number of Tables

Average Rows Per Table

Average Row Size (bytes)

Typical row sizes: 100-500 bytes (small), 1-5 KB (medium), 10+ KB (large)

Average Indexes Per Table

About Database Size Estimation

Database size depends on the number of tables, rows per table, row size, and indexes. This estimator helps you plan storage requirements for your database.

Size Factors

Number of tables and their structure
Total number of rows across all tables
Average row size (column data types)
Number and size of indexes
Database overhead and metadata