How and when to add foreign key constraints

Quickly add foreign key constraints to improve database query performance.If a developer forgets to define a dependency option on a rails validation (e.g. has_many :users, dependent: :nullify), uses .
How and when to add foreign key constraints #ruby #rails #rubyonrails #bosnia #programming #tutorials #rubydeveloper #railsdeveloper

Nezir Zahirovic

Freelance software developer Ruby On Rails (4 years) / MCPD .Net / C# / Asp.Net / CSS / SQL / (11 years)

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