Columns or rows in databases. Relational databases also rely heavily on the idea of columns and rows. A combination of database columns and rows is knowns as a table. Each database table row has the ...

Unlike a list in say Python, however, Java arrays are of a fixed size. There is no way to remove elements or to add to the array at run time. ... We then populate the rows and columns.

TableCellEditor objects define how data in JTable cells are edited. The concept of a TableCellEditor is captured in Java as an interface: javax.swing.table.TableCellEditor. That interface defines ...