Win a copy of Design for the Mind this week in the Design forum!
  • Post Reply
  • Bookmark Topic Watch Topic
  • New Topic

How to get table's Integer field column size??

 
Hetal Thakkar
Greenhorn
Posts: 5
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
hii,
i am retriving table's cloumn sizes in which i am getting String column sizes perfectly by getColumnDisplaySize() method.but it doesnt give the size of any number field.it gives the 22 for all the integer columns....so is there any other method for this???
please give me quick reply...
 
Jeanne Boyarsky
author & internet detective
Marshal
Posts: 34178
340
Eclipse IDE Java VI Editor
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
Hetal,
What would it mean to have a size for an Integer? The number of digits?

The database stores an integer as data (bytes.) You could calculate the number of digits in a value (or in max int) yourself though.
 
Hetal Thakkar
Greenhorn
Posts: 5
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
hey,
i am using ResultsetMetaData,thru which i am taking max value which can be
inserted in the database.i am getting right values thru getCloumnDisplaySize() method for String column of a table.but it gives length of 22 for all integer values of all the tables in the database.i am creating dynamic insert query for which i am requing this..
 
Rajesh Agarwal
Ranch Hand
Posts: 79
  • Mark post as helpful
  • send pies
  • Quote
  • Report post to moderator
Hetal,

try

int size = resulset.getMetaData().getPrecision(1);
 
  • Post Reply
  • Bookmark Topic Watch Topic
  • New Topic