zed/crates/collab/migrations/20220506130724_create_contacts.sql

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CREATE TABLE IF NOT EXISTS "contacts" (
"id" SERIAL PRIMARY KEY,
"requesting_user_id" INTEGER REFERENCES users (id) NOT NULL,
"receiving_user_id" INTEGER REFERENCES users (id) NOT NULL,
"accepted" BOOLEAN NOT NULL,
"blocked" BOOLEAN NOT NULL
);
CREATE UNIQUE INDEX "index_org_contacts_requesting_user_id_and_receiving_user_id" ON "contacts" ("requesting_user_id", "receiving_user_id");
CREATE UNIQUE INDEX "index_org_contacts_receiving_user" ON "contacts" ("receiving_user_id");