ALTER TABLE `sb_investor`
ADD COLUMN `ratio_transfer`  decimal(12,2) NULL DEFAULT NULL COMMENT '股权转让比例' AFTER `stock_proportion`,
ADD COLUMN `shareholder_before`  varchar(255) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT '转让前股东' AFTER `ratio_transfer`,
ADD COLUMN `ratio_befor`  decimal(12,2) NULL DEFAULT NULL COMMENT '转让前股东比例' AFTER `shareholder_before`,
ADD COLUMN `transfer_time`  varchar(0) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT '转让时间' AFTER `ratio_befor`,
ADD COLUMN `change_record`  varchar(10) NULL COMMENT '股权变更记录' AFTER `transfer_time`;
ALTER TABLE `sb_investor`
ADD COLUMN `change_record`  varchar(10) CHARACTER SET utf8 COLLATE utf8_general_ci NULL DEFAULT NULL COMMENT '股权变更记录,0：没有变更，1：有' AFTER `transfer_time`;