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21 lines
1.1 KiB
MySQL
21 lines
1.1 KiB
MySQL
2 months ago
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CREATE TABLE IF NOT EXISTS chat_message_reactions (
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room_id BIGINT NOT NULL,
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message_id BIGINT NOT NULL,
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message_created_at TIMESTAMPTZ NOT NULL,
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user_id BIGINT NOT NULL,
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reaction_key TEXT NOT NULL,
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created_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMPTZ NOT NULL DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY (room_id, message_id, message_created_at, user_id, reaction_key),
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FOREIGN KEY (room_id, message_id, message_created_at)
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REFERENCES chat_messages(room_id, id, created_at) ON DELETE CASCADE,
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FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
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);
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CREATE INDEX IF NOT EXISTS idx_chat_message_reactions_message
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ON chat_message_reactions(room_id, message_id, message_created_at, reaction_key, updated_at DESC, user_id DESC);
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CREATE INDEX IF NOT EXISTS idx_chat_message_reactions_message_summary
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ON chat_message_reactions(message_id, message_created_at, reaction_key, user_id);
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CREATE INDEX IF NOT EXISTS idx_chat_message_reactions_user
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ON chat_message_reactions(user_id, updated_at DESC);
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