keyword

first relational database

Monthly search volume and cost-per-click data for "first relational database" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=first+relational+database&country=us" +--------------+------------------+ | volume | 40 | | cpc | $0 | | competition | 0 | | country | US | | updated | 2026-05-24 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
database timeline	110	$0	9/20
original database	90	$0	9/20
databases history	50	$0	9/20
first database	50	$0	9/20
relational database history	40	$0	11/20
who invented databases	40	$0	11/20
history of relational databases	40	$0	10/20
who invented database	40	$0	10/20
what was the first relational database product	30	$0	10/20
who invented relational database	30	$0	9/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=first+relational+database&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 1,000/month

Full API spec: llms.txt