42 lines
1.9 KiB
PL/PgSQL
42 lines
1.9 KiB
PL/PgSQL
CREATE TABLE t_platform_user (
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id BIGSERIAL PRIMARY KEY,
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user_id BIGINT NOT NULL,
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platform_type SMALLINT NOT NULL,
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platform_openid VARCHAR(100) NOT NULL,
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platform_unionid VARCHAR(100),
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platform_session_key VARCHAR(100),
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platform_extra JSONB,
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last_login_time TIMESTAMP,
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create_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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update_time TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
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delFlag SMALLINT DEFAULT 0,
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UNIQUE (platform_type, platform_openid),
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CONSTRAINT fk_platform_user_user_id FOREIGN KEY (user_id) REFERENCES t_user(id) ON DELETE CASCADE
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);
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COMMENT ON TABLE t_platform_user IS '平台用户关联表（微信/抖音小程序用户信息）';
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COMMENT ON COLUMN t_platform_user.id IS '平台用户ID（自增）';
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COMMENT ON COLUMN t_platform_user.user_id IS '关联t_user.id';
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COMMENT ON COLUMN t_platform_user.platform_type IS '平台类型：1-微信小程序，2-抖音小程序，3-支付宝小程序';
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COMMENT ON COLUMN t_platform_user.platform_openid IS '平台唯一标识（微信openid/抖音open_id）';
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COMMENT ON COLUMN t_platform_user.platform_unionid IS '平台统一标识（微信unionid，多小程序互通用）';
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COMMENT ON COLUMN t_platform_user.platform_session_key IS '平台会话密钥（微信session_key，加密存储）';
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COMMENT ON COLUMN t_platform_user.platform_extra IS '平台扩展字段（如抖音的user_name、微信的city等）';
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COMMENT ON COLUMN t_platform_user.last_login_time IS '最后登录时间';
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COMMENT ON COLUMN t_platform_user.create_time IS '创建时间';
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COMMENT ON COLUMN t_platform_user.update_time IS '更新时间';
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COMMENT ON COLUMN t_platform_user.delFlag IS '软删除：0-未删，1-已删';
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CREATE OR REPLACE FUNCTION set_update_time()
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RETURNS TRIGGER AS $$
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BEGIN
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NEW.update_time = CURRENT_TIMESTAMP;
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RETURN NEW;
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END;
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$$ LANGUAGE plpgsql;
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CREATE TRIGGER t_platform_user_set_update_time
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BEFORE UPDATE ON t_platform_user
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FOR EACH ROW
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EXECUTE FUNCTION set_update_time();
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