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alter table tabelname add new_field_id int(5) unsigned default 0 not null auto_increment ,add primary key (new_field_id);
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alter table t2 add d timestamp;
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Using JDBC with MySQL, Getting Started

http://www.developer.com/java/data/article.php/3417381/Using-JDBC-with-MySQL-Getting-Started.htm#Preface
Preface
Purpose
The purpose of this lesson is to get you beyond the initial hurdles involved in:
Downloading and installing a MySQL database server.
Preparing that database for use with JDBC ......
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