Database Index Name Generator
Generates a realistic database index name following the common idx_table_column convention — a quick reference or placeholder when writing a migration.
What this generator does
Produces a realistic index name, conventionally encoding the table and the indexed columns. That convention exists for a practical reason: index names share a namespace across a schema in most engines, so a name that does not say what it indexes becomes unmaintainable at scale.
What it builds, and how many ways
Each result is assembled to this shape: [table] + [column] — one of 2 sentence patterns this generator uses.
- table: 7 options
- column: 6 options
- suffix: 4 options
Taken together those banks can be assembled 210 different ways, repeating after about 18.
Some results it can produce:
- idx_users_email
- ix_events_user_id_unique
- idx_sessions_updated_at
- ix_orders_email_covering
A fixed sample so this page stays the same between visits. Your own results are assembled at random, each slot filled independently and each press independent of the last, so the same result can come up twice — past the repeat figure above, seeing one twice is more likely than not.
How to use this tool
- Press generate for an index name.
- Generate again for another one.
Common use cases
- Writing a database migration
- Documentation examples
- Naming-convention reference
Practical tips
- Include the column order in the name. A composite index only helps queries that filter on a prefix of its columns, and having the order visible in the name saves reading the schema to find out.
Each part of the result is chosen independently with your browser's cryptographic random number generator, so every option in a bank is equally likely. How Generate Random works.