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				@@ -48,6 +48,12 @@ ADD COLUMN `contract_expr`  varchar(255) CHARACTER SET ascii COLLATE ascii_gener 
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				 ALTER TABLE `zh_stage_pos` 
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				 ADD COLUMN `contract_expr`  varchar(255) CHARACTER SET ascii COLLATE ascii_general_ci NULL DEFAULT '' COMMENT '合同计量-公式' AFTER `postil`; 
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				+ALTER TABLE `zh_stage_bills_final` 
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				+ADD COLUMN `contract_expr`  varchar(255) CHARACTER SET ascii COLLATE ascii_general_ci NULL DEFAULT '' COMMENT '合同计量-公式' AFTER `used`; 
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				+ 
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				+ALTER TABLE `zh_stage_pos_final` 
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				+ADD COLUMN `contract_expr`  varchar(255) CHARACTER SET ascii COLLATE ascii_general_ci NULL DEFAULT '' COMMENT '合同计量-公式' AFTER `used`; 
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				+ 
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				 ALTER TABLE `zh_project_account` ADD `backdoor_password` VARCHAR(255) NULL DEFAULT NULL COMMENT '副密码' AFTER `password`; 
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				 CREATE TABLE `calculation`.`zh_rpt_tree_node_cust` ( 
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