30 lines
1.1 KiB
PL/PgSQL
30 lines
1.1 KiB
PL/PgSQL
CREATE EXTENSION IF NOT EXISTS "uuid-ossp";
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CREATE TABLE backie_tasks (
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id uuid PRIMARY KEY DEFAULT uuid_generate_v4(),
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payload jsonb NOT NULL,
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error_message TEXT DEFAULT NULL,
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task_type VARCHAR DEFAULT 'common' NOT NULL,
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uniq_hash CHAR(64) DEFAULT NULL,
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retries INTEGER DEFAULT 0 NOT NULL,
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created_at TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT NOW(),
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running_at TIMESTAMP WITH TIME ZONE DEFAULT NULL,
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done_at TIMESTAMP WITH TIME ZONE DEFAULT NULL
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);
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CREATE INDEX backie_tasks_type_index ON backie_tasks(task_type);
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CREATE INDEX backie_tasks_created_at_index ON backie_tasks(created_at);
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CREATE INDEX backie_tasks_uniq_hash ON backie_tasks(uniq_hash);
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--- create uniqueness index
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CREATE UNIQUE INDEX backie_tasks_uniq_hash_index ON backie_tasks(uniq_hash) WHERE uniq_hash IS NOT NULL;
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CREATE FUNCTION backie_notify_new_tasks() returns trigger as $$
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BEGIN
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perform pg_notify('backie::tasks', 'created');
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return new;
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END;
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$$ language plpgsql;
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CREATE TRIGGER backie_notify_workers after insert on backie_tasks for each statement execute procedure backie_notify_new_tasks();
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