Who directed the episode where u.s. viewers (million) is 12.90?
CREATE TABLE table_10701133_1 (directed_by VARCHAR, us_viewers__million_ VARCHAR)
SELECT directed_by FROM table_10701133_1 WHERE us_viewers__million_ = "12.90"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_10701133_1 (directed_by VARCHAR, us_viewers__million_ VARCHAR) Question: Who directed the episode where u.s. viewers (million) is 12.90? [/INST] SELECT directed_by FROM table_10701133_1 WHERE us_viewers__million_ = "12.90" </s>