37 lines
1.7 KiB
SQL
37 lines
1.7 KiB
SQL
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-- 用户平台维度配额表。每个 (user_id, platform) 对独立记录日/周/月三层 USD 限额与用量。
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-- nil limit = 不限制（沿用上层默认），0 = 显式禁用，>0 = USD 上限。
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-- 软删除：deleted_at IS NULL 的记录为活跃记录，部分唯一索引保证同用户同平台只有一条活跃配额。
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CREATE TABLE IF NOT EXISTS user_platform_quotas (
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id BIGSERIAL PRIMARY KEY,
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user_id BIGINT NOT NULL REFERENCES users(id) ON DELETE CASCADE,
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platform VARCHAR(32) NOT NULL CHECK (platform IN ('anthropic', 'openai', 'gemini', 'antigravity')),
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-- 日 / 周 / 月 USD 上限：NULL = 不限制，0 = 显式禁用，>0 = 上限
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daily_limit_usd DECIMAL(20,10),
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weekly_limit_usd DECIMAL(20,10),
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monthly_limit_usd DECIMAL(20,10),
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-- 当前窗口已用量
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daily_usage_usd DECIMAL(20,10) NOT NULL DEFAULT 0,
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weekly_usage_usd DECIMAL(20,10) NOT NULL DEFAULT 0,
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monthly_usage_usd DECIMAL(20,10) NOT NULL DEFAULT 0,
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-- 窗口起点（NULL = 首次尚未初始化）
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daily_window_start TIMESTAMPTZ,
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weekly_window_start TIMESTAMPTZ,
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monthly_window_start TIMESTAMPTZ,
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created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
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deleted_at TIMESTAMPTZ
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);
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-- 软删除友好唯一索引：同用户同平台只允许一条未删除记录
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CREATE UNIQUE INDEX IF NOT EXISTS userplatformquota_user_id_platform_uq
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ON user_platform_quotas (user_id, platform)
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WHERE deleted_at IS NULL;
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CREATE INDEX IF NOT EXISTS userplatformquota_user_id
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ON user_platform_quotas (user_id);
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