28 lines
995 B
SQL
28 lines
995 B
SQL
DROP TABLE "channel_messages";
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DROP TABLE "channel_memberships";
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DROP TABLE "org_memberships";
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DROP TABLE "orgs";
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DROP TABLE "channels";
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CREATE TABLE "channels" (
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"id" SERIAL PRIMARY KEY,
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"name" VARCHAR NOT NULL,
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"room_id" INTEGER REFERENCES rooms (id) ON DELETE SET NULL,
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"created_at" TIMESTAMP NOT NULL DEFAULT now()
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);
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CREATE TABLE "channel_parents" (
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"child_id" INTEGER NOT NULL REFERENCES channels (id) ON DELETE CASCADE,
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"parent_id" INTEGER NOT NULL REFERENCES channels (id) ON DELETE CASCADE,
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PRIMARY KEY(child_id, parent_id)
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);
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CREATE TABLE "channel_members" (
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"id" SERIAL PRIMARY KEY,
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"channel_id" INTEGER NOT NULL REFERENCES channels (id) ON DELETE CASCADE,
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"user_id" INTEGER NOT NULL REFERENCES users (id) ON DELETE CASCADE,
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"admin" BOOLEAN NOT NULL DEFAULT false,
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"updated_at" TIMESTAMP NOT NULL DEFAULT now()
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);
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CREATE UNIQUE INDEX "index_channel_members_on_channel_id_and_user_id" ON "channel_members" ("channel_id", "user_id");
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