src/libstore/ca-specific-schema.sql


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-- Extension of the sql schema for content-addressed derivations.
-- Won't be loaded unless the experimental feature `ca-derivations`
-- is enabled

create table if not exists Realisations (
    id integer primary key autoincrement not null,
    drvPath text not null,
    outputName text not null, -- symbolic output id, usually "out"
    outputPath integer not null,
    signatures text, -- space-separated list
    foreign key (outputPath) references ValidPaths(id) on delete cascade
);

create index if not exists IndexRealisations on Realisations(drvPath, outputName);

create table if not exists RealisationsRefs (
    referrer integer not null,
    realisationReference integer,
    foreign key (referrer) references Realisations(id) on delete cascade,
    foreign key (realisationReference) references Realisations(id) on delete restrict
);