What year did the team who played at the Scottrade Center leave the city?
CREATE TABLE table_21564794_3 (left_st_louis INTEGER, venue VARCHAR)
SELECT MIN(left_st_louis) FROM table_21564794_3 WHERE venue = "Scottrade Center"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_21564794_3 (left_st_louis INTEGER, venue VARCHAR) Question: What year did the team who played at the Scottrade Center leave the city? [/INST] SELECT MIN(left_st_louis) FROM table_21564794_3 WHERE venue = "Scottrade Center" </s>