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原创解决MySQL中varchar字段排序，多条数据相同字段提取

解决MySQL中varchar字段排序，多条数据相同字段提取解决：select distinct(bill_id),bill_date,cust_name,payee,supplier from Billinfo order by CONVERT(bill_id,SIGNED) desc limit 100000000

2015-09-08 16:52:01 528

原创 [Err] 1093 - You can't specify target table 'matorder' for update in FROM clause 原句：delete from mat

[Err] 1093 - You can't specify target table 'matorder' for update in FROM clause原句：delete from matorder where mat_id in (select mat_id from matorder where mat_code = 1)解决：delete from matorder

2015-09-08 16:50:42 539

原创九月 07, 2015 6:25:28 下午 org.hibernate.tool.hbm2ddl.SchemaUpdate execute ERROR: HHH000388: Unsuccess

九月 07, 2015 6:25:28 下午 org.hibernate.tool.hbm2ddl.SchemaUpdate executeERROR: HHH000388: Unsuccessful: create table rights (right_code varchar(255) not null auto_increment, right_desc varchar(255), r

2015-09-07 20:20:11 2850

原创 ERROR: HHH000388: Unsuccessful: create table right (right_code varchar(255) not null auto_increment,

ERROR: HHH000388: Unsuccessful: create table right (right_code varchar(255) not null auto_increment, right_desc varchar(255), right_name varchar(255), right_parent_code varchar(255), right_type varcha

2015-09-07 20:19:11 2883

原创严重: Context initialization failed org.springframework.beans.factory.BeanCreationException: Error cre

严重: Context initialization failedorg.springframework.beans.factory.BeanCreationException: Error creating bean with name 'sessionFactory' defined in file [F:\eclipse\ambow\.metadata\.plugins\org.ec

2015-09-07 20:16:43 1360

我的面试题

自己在2015年面试时准备的一些面试题，希望能对大家有帮助！

2015-10-16

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原创 解决MySQL中varchar字段排序，多条数据相同字段提取