From 8972ec32949b7ad0c87043da1ac091d7404737a5 Mon Sep 17 00:00:00 2001
From: Frederick Muriuki Muriithi
Date: Thu, 10 Nov 2022 10:42:25 +0300
Subject: Migrations: Add migration for 'phenotype_resources' table

* migrations/auth/20221110_03_ka3W0-create-phenotype-resources-table.py: new
  migration
* tests/unit/auth/test_create_table_migrations.py: test for new migration
---
 ...10_03_ka3W0-create-phenotype-resources-table.py | 23 ++++++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 migrations/auth/20221110_03_ka3W0-create-phenotype-resources-table.py

(limited to 'migrations')

diff --git a/migrations/auth/20221110_03_ka3W0-create-phenotype-resources-table.py b/migrations/auth/20221110_03_ka3W0-create-phenotype-resources-table.py
new file mode 100644
index 0000000..d241f77
--- /dev/null
+++ b/migrations/auth/20221110_03_ka3W0-create-phenotype-resources-table.py
@@ -0,0 +1,23 @@
+"""
+Create 'phenotype_resources' table
+
+NOTE: A "phenotype resource" can only ever be linked to one and only one "resource object"
+      A "resource object" can be linked to one or more "phenotype resource".
+"""
+
+from yoyo import step
+
+__depends__ = {'20221110_02_z1dWf-create-mrna-resources-table'}
+
+steps = [
+    step(
+        """
+        CREATE TABLE IF NOT EXISTS phenotype_resources(
+            resource_id TEXT NOT NULL,
+            trait_id TEXT NOT NULL UNIQUE,
+            PRIMARY KEY(resource_id, trait_id),
+            FOREIGN KEY(resource_id) REFERENCES resources(resource_id)
+        ) WITHOUT ROWID
+        """,
+        "DROP TABLE IF EXISTS phenotype_resources")
+]
-- 
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