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hello-world

CREATE DATABASE loan;#建立数据库 use loan; CREATE table sum_data( policy_code VARCHAR(2), num INT, total INT , PRIMARY KEY (policy_code)

);#建表放贷交易总额分析 CREATE table grade_data( grade VARCHAR(2), total INTEGER , PRIMARY KEY (grade)

);#建表人员信用分析 CREATE table location_data( zip_code VARCHAR(20), total INT, PRIMARY KEY (zip_code)

);#建表人员地理位置分析 CREATE table home_data( home VARCHAR(20), total INTEGER, PRIMARY KEY (home)

);#建表人员住房分析 CREATE table inc_data( inc VARCHAR(20), total INTEGER, PRIMARY KEY (inc)

);#建表人员年收入分析 CREATE table career_data( career VARCHAR(20), total INTEGER, PRIMARY KEY (career) );#建表人员职业分析 CREATE table purpose_data( purpose VARCHAR(20), total INTEGER, PRIMARY KEY (purpose) );#建表人员目的分析 CREATE table alarm_data( id VARCHAR(20), loan_amnt INTEGER, term VARCHAR (20), emp_length VARCHAR(20), annual_inc FLOAT , zip_code VARCHAR(20), purpose VARCHAR (30), PRIMARY KEY (id) );#风险预警标准(可调,设置语句就好,先drop table alarm_data;然后再新建CREATE table alarm_data()

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