188 lines
5.9 KiB
SQL
188 lines
5.9 KiB
SQL
-- ----------------------------
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-- 合同表结构更新脚本 (Oracle)
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-- 说明：此脚本用于将旧的合同表结构更新为新的结构
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-- 请根据实际情况谨慎执行，建议先备份数据
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-- ----------------------------
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-- ----------------------------
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-- 第一步：备份原有数据（可选，建议执行）
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-- ----------------------------
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-- create table biz_contract_backup as select * from biz_contract;
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-- ----------------------------
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-- 第二步：添加新字段
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-- Oracle 不支持 if not exists，需要先检查列是否存在
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-- ----------------------------
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'PARTY_A_NAME';
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if v_count = 0 then
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execute immediate 'alter table BIZ_CONTRACT add PARTY_A_NAME varchar2(200)';
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end if;
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end;
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/
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'PARTY_B_NAME';
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if v_count = 0 then
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execute immediate 'alter table BIZ_CONTRACT add PARTY_B_NAME varchar2(200)';
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end if;
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end;
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/
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-- ----------------------------
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-- 第三步：迁移数据（如果需要）
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-- 如果需要从旧字段迁移数据到新字段
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-- ----------------------------
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-- update BIZ_CONTRACT set PARTY_A_NAME = CUSTOMER_NAME where PARTY_A_NAME is null;
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-- update BIZ_CONTRACT set PARTY_B_NAME = SIGNING_ENTITY where PARTY_B_NAME is null;
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-- commit;
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-- ----------------------------
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-- 第四步：设置新字段为非空
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-- ----------------------------
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-- alter table BIZ_CONTRACT modify PARTY_A_NAME varchar2(200) not null;
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-- alter table BIZ_CONTRACT modify PARTY_B_NAME varchar2(200) not null;
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-- ----------------------------
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-- 第五步：删除旧字段
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-- ----------------------------
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'DELIVERY_DEPT_ID';
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if v_count > 0 then
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execute immediate 'alter table BIZ_CONTRACT drop column DELIVERY_DEPT_ID';
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end if;
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end;
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/
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'SALES_USER_ID';
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if v_count > 0 then
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execute immediate 'alter table BIZ_CONTRACT drop column SALES_USER_ID';
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end if;
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end;
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/
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'ACCOUNTING_TYPE';
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if v_count > 0 then
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execute immediate 'alter table BIZ_CONTRACT drop column ACCOUNTING_TYPE';
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end if;
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end;
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/
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'CUSTOMER_NAME';
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if v_count > 0 then
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execute immediate 'alter table BIZ_CONTRACT drop column CUSTOMER_NAME';
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end if;
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end;
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/
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'SIGNING_ENTITY';
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if v_count > 0 then
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execute immediate 'alter table BIZ_CONTRACT drop column SIGNING_ENTITY';
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end if;
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end;
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/
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'TARGET_PROFIT_RATE';
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if v_count > 0 then
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execute immediate 'alter table BIZ_CONTRACT drop column TARGET_PROFIT_RATE';
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end if;
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end;
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/
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'BUSINESS_TAGS';
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if v_count > 0 then
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execute immediate 'alter table BIZ_CONTRACT drop column BUSINESS_TAGS';
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end if;
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end;
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/
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'PAID_AMOUNT';
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if v_count > 0 then
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execute immediate 'alter table BIZ_CONTRACT drop column PAID_AMOUNT';
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end if;
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end;
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/
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'UNPAID_AMOUNT';
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if v_count > 0 then
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execute immediate 'alter table BIZ_CONTRACT drop column UNPAID_AMOUNT';
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end if;
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end;
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/
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'REMARK';
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if v_count > 0 then
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execute immediate 'alter table BIZ_CONTRACT drop column REMARK';
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end if;
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end;
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/
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-- ----------------------------
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-- 第六步：添加转包相关字段
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-- ----------------------------
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'IS_SUBCONTRACT';
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if v_count = 0 then
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execute immediate 'alter table BIZ_CONTRACT add IS_SUBCONTRACT varchar2(1) default ''0''';
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execute immediate 'comment on column BIZ_CONTRACT.IS_SUBCONTRACT is ''是否转包(0否 1是)''';
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end if;
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end;
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/
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declare
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v_count number;
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begin
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select count(*) into v_count from user_tab_columns where table_name = 'BIZ_CONTRACT' and column_name = 'SUBCONTRACT_FROM_ID';
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if v_count = 0 then
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execute immediate 'alter table BIZ_CONTRACT add SUBCONTRACT_FROM_ID number(20)';
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execute immediate 'comment on column BIZ_CONTRACT.SUBCONTRACT_FROM_ID is ''转包来源合同ID''';
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end if;
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end;
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/
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-- 添加外键约束（可选）
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-- declare
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-- v_count number;
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-- begin
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-- select count(*) into v_count from user_constraints where table_name = 'BIZ_CONTRACT' and constraint_name = 'FK_CONTRACT_SUBCONTRACT_FROM';
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-- if v_count = 0 then
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-- execute immediate 'alter table BIZ_CONTRACT add constraint FK_CONTRACT_SUBCONTRACT_FROM foreign key (SUBCONTRACT_FROM_ID) references BIZ_CONTRACT(CONTRACT_ID)';
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-- end if;
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-- end;
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-- /
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