What is the eccentricity when the semimajor axis is 20 au?
CREATE TABLE table_name_75 (eccentricity VARCHAR, semimajor_axis___au__ VARCHAR)
SELECT eccentricity FROM table_name_75 WHERE semimajor_axis___au__ = "20 au"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_75 (eccentricity VARCHAR, semimajor_axis___au__ VARCHAR) Question: What is the eccentricity when the semimajor axis is 20 au? [/INST] SELECT eccentricity FROM table_name_75 WHERE semimajor_axis___au__ = "20 au" </s>