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keyword

foreign key constraint

Monthly search volume and cost-per-click data for "foreign key constraint" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=foreign+key+constraint&country=us" +--------------+------------------+ | volume | 1,000 | | 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
what is a foreign key in sql 5,400 $0 19/20
foreign key 3,600 $0.06 20/20
foreign keys 3,600 $0 20/20
foreign keys sql 1,300 $0 20/20
sql foreign key 1,300 $0.06 20/20
what is a foreign key 1,300 $0 20/20
foreign key sql 1,000 $0 20/20
foreign key constraints in sql 260 $0 16/20
sql constraint foreign key 260 $0 16/20
sql constraints foreign key 260 $0 16/20

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=foreign+key+constraint&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