What is the designation for the m.tech (e.c.e) qualification?
CREATE TABLE "external_links" (
  "college_code" text,
  "faculty_name" text,
  "designation" text,
  "qualification" text,
  "department" text,
  "experience" text
);
SELECT "designation" FROM "external_links" WHERE "qualification"='m.tech (e.c.e)';