CREATE TABLE table_15238 ("Company" CLOB, "Plan name" CLOB, "Technology" CLOB, "Maximum download speed/ kbps" CLOB, "Data limit/ GB" CLOB, "Monthly price incl. VAT/ CZK" CLOB)

What is the data limit for vodafone?
SELECT "Data limit/ GB" FROM table_15238 WHERE "Company" = 'vodafone'
SELECT "Data limit/ GB" FROM "table_15238" WHERE "Company" = 'vodafone'