How much is the GDP for a population density of 254.7?
CREATE TABLE table_name_7 (gdp__ppp__$m_usd VARCHAR, population_density__per_km²_ VARCHAR)
SELECT gdp__ppp__$m_usd FROM table_name_7 WHERE population_density__per_km²_ = "254.7"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_7 (gdp__ppp__$m_usd VARCHAR, population_density__per_km²_ VARCHAR) Question: How much is the GDP for a population density of 254.7? [/INST] SELECT gdp__ppp__$m_usd FROM table_name_7 WHERE population_density__per_km²_ = "254.7" </s>