GitHub

SQL_PLSQL_Exercises_for_Understanding

SELECT INSTR('BANANA AND ANANAS','AN',2,3) FROM DUAL; SELECT INSTR('BANANA AND ANANAS','A',1,2) FROM DUAL; SELECT INSTR('BANANA AND ANANAS','AN',3,2) FROM DUAL ...
GitHub

instr.sql

SELECT INSTR('BANANA AND ANANAS','AN',2,3) FROM DUAL; SELECT INSTR('BANANA AND ANANAS','A',1,2) FROM DUAL; SELECT INSTR('BANANA AND ANANAS','AN',3,2) FROM DUAL ...