Which episode has been viewed 6.34 million times? 
CREATE TABLE table_15026994_3 (episode VARCHAR, viewing_figure VARCHAR)
SELECT episode FROM table_15026994_3 WHERE viewing_figure = "6.34 million"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_15026994_3 (episode VARCHAR, viewing_figure VARCHAR) Question: Which episode has been viewed 6.34 million times?  [/INST] SELECT episode FROM table_15026994_3 WHERE viewing_figure = "6.34 million" </s>