CREATE TABLE IF NOT EXISTS "sequences_unlock"
(
    "key"         VARCHAR(64) NOT NULL,
    "type"        VARCHAR(64) NOT NULL,
    "seq"         INT8        NOT NULL,
    "create_time" TIMESTAMP   NOT NULL,
    PRIMARY KEY ("key", "type", "seq")
);
COMMENT ON TABLE "sequences_unlock" IS '未锁定序号表';
COMMENT ON COLUMN "sequences_unlock"."key" IS '序号英文名称';
COMMENT ON COLUMN "sequences_unlock"."type" IS '序号类型';
COMMENT ON COLUMN "sequences_unlock"."seq" IS '尚未锁定的序号';
COMMENT ON COLUMN "sequences_unlock"."create_time" IS '使用时间';