CREATE TABLE table_49750 ("Months in Malayalam Era" TEXT, "In Malayalam" TEXT, "Gregorian Calendar" TEXT, "Tamil calendar" TEXT, "Saka era" TEXT, "Sign of Zodiac" TEXT)

WHAT IS THE SAKA ERA OF VIRGO?
SELECT "Saka era" FROM table_49750 WHERE "Sign of Zodiac" = 'virgo'
SELECT "Saka era" FROM "table_49750" WHERE "Sign of Zodiac" = 'virgo'