34 lines
1.1 KiB
SQL
34 lines
1.1 KiB
SQL
-- =====================================================================================
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-- Schema: 用户标签表
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-- 位置：docs/sql/10_schema/user/ak_user_labels_v1.sql
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-- 对象类型：Schema (DDL)
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-- 版本：v1
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-- 说明：用户标签定义，支持逻辑删除与状态管理
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-- =====================================================================================
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CREATE TABLE IF NOT EXISTS public.ak_user_labels (
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id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
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name TEXT NOT NULL,
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color TEXT NULL,
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remark TEXT NULL,
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status INT NOT NULL DEFAULT 1,
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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 NULL,
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CONSTRAINT ak_user_labels_name_length CHECK (char_length(name) >= 1)
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);
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CREATE UNIQUE INDEX IF NOT EXISTS ak_user_labels_name_uniq_active
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ON public.ak_user_labels (name)
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WHERE deleted_at IS NULL;
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CREATE INDEX IF NOT EXISTS ak_user_labels_status_idx
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ON public.ak_user_labels (status)
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WHERE deleted_at IS NULL;
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CREATE INDEX IF NOT EXISTS ak_user_labels_created_at_idx
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ON public.ak_user_labels (created_at DESC);
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