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"""
Create genotype resources table
"""
from yoyo import step
__depends__ = {'20230404_01_VKxXg-create-linked-genotype-data-table'}
steps = [
step(
"""
CREATE TABLE IF NOT EXISTS genotype_resources
-- Link genotype data to specific resource
(
group_id TEXT NOT NULL,
resource_id TEXT NOT NULL, -- A resource can have multiple items
data_link_id TEXT NOT NULL,
PRIMARY KEY (group_id, resource_id, data_link_id),
UNIQUE (data_link_id) -- ensure data is linked to single resource
FOREIGN KEY (group_id, resource_id)
REFERENCES resources(group_id, resource_id)
ON UPDATE CASCADE ON DELETE RESTRICT,
FOREIGN KEY (data_link_id)
REFERENCES linked_genotype_data(data_link_id)
ON UPDATE CASCADE ON DELETE RESTRICT
) WITHOUT ROWID
""",
"DROP TABLE IF EXISTS genotype_resources")
]
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