Who directed the episode that had a production code of 2j5457?
CREATE TABLE table_25851971_1 (directed_by VARCHAR, production_code VARCHAR)
SELECT directed_by FROM table_25851971_1 WHERE production_code = "2J5457"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_25851971_1 (directed_by VARCHAR, production_code VARCHAR) Question: Who directed the episode that had a production code of 2j5457? [/INST] SELECT directed_by FROM table_25851971_1 WHERE production_code = "2J5457" </s>