Upper-right grip. Changes the width of
the table and all columns proportionally.
Lower-left grip. Changes the height of
the table and all rows proportionally.
Lower-right grip. Changes both the
height and the width of the table and changes the columns and rows
proportionally.
Column grip (at the top of the column
head row). Widens or narrows adjacent columns without changing the
width of the table.
CTRL+ a column grip. Changes the width
of the column to the left of the grip and widens or narrows the
table to accommodate the change.
The minimum
column width is the width of a single character. The minimum row
height for an empty table is the height of a line of text plus the
cell margins.