32 lines
1.2 KiB
SQL
32 lines
1.2 KiB
SQL
PRAGMA foreign_keys = ON;
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CREATE TABLE IF NOT EXISTS users (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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nick TEXT NOT NULL UNIQUE,
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token TEXT NOT NULL UNIQUE,
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created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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last_seen DATETIME DEFAULT CURRENT_TIMESTAMP
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);
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CREATE TABLE IF NOT EXISTS channel_members (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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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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joined_at DATETIME DEFAULT CURRENT_TIMESTAMP,
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UNIQUE(channel_id, user_id)
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);
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CREATE TABLE IF NOT EXISTS messages (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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channel_id INTEGER 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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content TEXT NOT NULL,
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is_dm INTEGER NOT NULL DEFAULT 0,
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dm_target_id INTEGER REFERENCES users(id) ON DELETE CASCADE,
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created_at DATETIME DEFAULT CURRENT_TIMESTAMP
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);
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CREATE INDEX IF NOT EXISTS idx_messages_channel ON messages(channel_id, created_at);
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CREATE INDEX IF NOT EXISTS idx_messages_dm ON messages(user_id, dm_target_id, created_at);
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CREATE INDEX IF NOT EXISTS idx_users_token ON users(token);
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