DB Table structure to Freemind Map

From an Oracle DB getting the names of all the tables and columns

SELECT TABLE_NAME, column_name
FROM user_tab_cols
order by TABLE_NAME

Export results into a simple csv file

table_name,column_1
table_name,column_2
table_name,column_3

run this awk command

awk -F, '{if (a[$1]++ == 0) print $1; print " ", $2}' table.csv > table.txt

for getting something like this:

table_name
 column_1
 column_2
 column_3

then Ctrl+a, Ctrl+c of all the table.txt content and paste them into an empty Freemind map project.