Please show all the tables.

Please create table students with columns roll, name.

Please insert data in students with values 2001142, pranjal

Please give me all information of students.

Please give me columns name of students where roll is 2001189.

flex 1.l
yacc -d 1.y
gcc lex.yy.c y.tab.c -fcommon -DECHO -o outputFile
python GUI.py outputFile