21 lines
1.4 KiB
SQL
21 lines
1.4 KiB
SQL
CREATE TABLE IF NOT EXISTS desktop_client_presence (
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id BIGINT PRIMARY KEY AUTO_INCREMENT COMMENT 'Presence record ID',
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user_id BIGINT NOT NULL COMMENT 'Authenticated user ID',
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client_id CHAR(36) NOT NULL COMMENT 'Persistent desktop installation ID',
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client_name VARCHAR(100) NOT NULL DEFAULT 'PDD Operations Automation' COMMENT 'Desktop application name',
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client_version VARCHAR(32) NULL COMMENT 'Desktop application version',
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platform VARCHAR(32) NULL COMMENT 'Operating system platform',
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platform_version VARCHAR(128) NULL COMMENT 'Operating system version',
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device_name VARCHAR(255) NULL COMMENT 'Device hostname',
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ip_address VARCHAR(64) NULL COMMENT 'Latest client IP address',
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user_agent VARCHAR(500) NULL COMMENT 'Latest HTTP user agent',
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online_since_at DATETIME(3) NOT NULL COMMENT 'Current online session start time',
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last_seen_at DATETIME(3) NOT NULL COMMENT 'Latest heartbeat time',
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offline_at DATETIME(3) NULL COMMENT 'Explicit offline time',
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created_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) COMMENT 'Created time',
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updated_at DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3) COMMENT 'Updated time',
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UNIQUE KEY uk_desktop_presence_user_client (user_id, client_id),
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INDEX idx_desktop_presence_last_seen (last_seen_at),
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INDEX idx_desktop_presence_user (user_id)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='Desktop client online presence';
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