32 lines
1 KiB
SQL
32 lines
1 KiB
SQL
-- bactdb
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-- Matthew R Dillon
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CREATE TABLE measurements (
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id BIGSERIAL NOT NULL,
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strain_id BIGINT,
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observation_id BIGINT,
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text_measurement_type_id BIGINT NULL,
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measurement_value NUMERIC(6, 4) NULL,
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confidence_interval NUMERIC(6, 4) NULL,
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unit_type_id BIGINT NULL,
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created_at TIMESTAMP WITH TIME ZONE,
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updated_at TIMESTAMP WITH TIME ZONE,
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deleted_at TIMESTAMP WITH TIME ZONE,
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CONSTRAINT strainsobsmeasurements_pkey PRIMARY KEY (id),
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FOREIGN KEY (strain_id) REFERENCES strains(id),
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FOREIGN KEY (observation_id) REFERENCES observations(id),
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FOREIGN KEY (text_measurement_type_id) REFERENCES text_measurement_types(id),
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FOREIGN KEY (unit_type_id) REFERENCES unit_types(id),
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CONSTRAINT exclusive_data_type CHECK (
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(text_measurement_type_id IS NOT NULL
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AND measurement_value IS NULL
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AND confidence_interval IS NULL
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AND unit_type_id IS NULL)
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OR
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(text_measurement_type_id IS NULL
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AND measurement_value IS NOT NULL))
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);
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