a3883cbd28
size of the NAR serialisation of the path, i.e., `nix-store --dump PATH'). This is useful for Hydra.
44 lines
1.6 KiB
SQL
44 lines
1.6 KiB
SQL
create table if not exists ValidPaths (
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id integer primary key autoincrement not null,
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path text unique not null,
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hash text not null,
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registrationTime integer not null,
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deriver text,
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narSize integer
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);
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create table if not exists Refs (
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referrer integer not null,
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reference integer not null,
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primary key (referrer, reference),
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foreign key (referrer) references ValidPaths(id) on delete cascade,
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foreign key (reference) references ValidPaths(id) on delete restrict
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);
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create index if not exists IndexReferrer on Refs(referrer);
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create index if not exists IndexReference on Refs(reference);
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-- Paths can refer to themselves, causing a tuple (N, N) in the Refs
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-- table. This causes a deletion of the corresponding row in
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-- ValidPaths to cause a foreign key constraint violation (due to `on
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-- delete restrict' on the `reference' column). Therefore, explicitly
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-- get rid of self-references.
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create trigger if not exists DeleteSelfRefs before delete on ValidPaths
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begin
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delete from Refs where referrer = old.id and reference = old.id;
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end;
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create table if not exists DerivationOutputs (
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drv integer not null,
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id text not null, -- symbolic output id, usually "out"
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path text not null,
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primary key (drv, id),
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foreign key (drv) references ValidPaths(id) on delete cascade
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);
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create index if not exists IndexDerivationOutputs on DerivationOutputs(path);
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create table if not exists FailedPaths (
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path text primary key not null,
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time integer not null
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);
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