43 lines
2.0 KiB
SQL
43 lines
2.0 KiB
SQL
-- 场地展位图模板：只保存固定布局，不保存企业、预定状态或预定记录。
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-- 瀚高数据库 / PostgreSQL 兼容；可重复执行。
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-- 所有对象显式建在 shz schema，避免 psql 会话的默认 public schema 造成业务不可见。
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-- 清理由本 migration 早期未设置 search_path 可能留下的空 public 表；如发现有数据则停止，绝不静默删除。
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DO $$
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BEGIN
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IF to_regclass('public.cms_venue_booth') IS NOT NULL THEN
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IF EXISTS (SELECT 1 FROM public.cms_venue_booth) THEN
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RAISE EXCEPTION 'public.cms_venue_booth contains data; please migrate it deliberately before running this migration';
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END IF;
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DROP TABLE public.cms_venue_booth;
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END IF;
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IF to_regclass('public.cms_venue_booth_id_seq') IS NOT NULL THEN
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DROP SEQUENCE public.cms_venue_booth_id_seq;
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END IF;
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END $$;
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CREATE SEQUENCE IF NOT EXISTS shz.cms_venue_booth_id_seq START WITH 1 INCREMENT BY 1 NO MINVALUE NO MAXVALUE CACHE 1;
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CREATE TABLE IF NOT EXISTS shz.cms_venue_booth (
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"id" BIGINT NOT NULL DEFAULT nextval('shz.cms_venue_booth_id_seq'::regclass) PRIMARY KEY,
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"venue_id" BIGINT NOT NULL,
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"booth_number" VARCHAR(50) NOT NULL,
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"position_x" INTEGER NOT NULL DEFAULT 0,
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"position_y" INTEGER NOT NULL DEFAULT 0,
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"create_by" VARCHAR(64) DEFAULT '',
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"create_time" TIMESTAMP(0),
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"update_by" VARCHAR(64) DEFAULT '',
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"update_time" TIMESTAMP(0),
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"remark" VARCHAR(500),
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"del_flag" CHAR(1) DEFAULT '0'
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);
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COMMENT ON TABLE shz.cms_venue_booth IS '场地展位图模板';
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COMMENT ON COLUMN shz.cms_venue_booth."venue_id" IS '场地ID';
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COMMENT ON COLUMN shz.cms_venue_booth."booth_number" IS '展位号';
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COMMENT ON COLUMN shz.cms_venue_booth."position_x" IS 'X坐标';
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COMMENT ON COLUMN shz.cms_venue_booth."position_y" IS 'Y坐标';
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CREATE UNIQUE INDEX IF NOT EXISTS uk_cms_venue_booth_number ON shz.cms_venue_booth ("venue_id", "booth_number");
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CREATE INDEX IF NOT EXISTS idx_cms_venue_booth_venue ON shz.cms_venue_booth ("venue_id");
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