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Chapter 7 data and code updates

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anthonydb 2020-09-04 18:26:59 -04:00
parent 7c60ce3b9c
commit 9b8305ad6f
1 changed files with 6 additions and 1 deletions
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7
Try_It_Yourself/Try_It_Yourself.sql
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@ -336,8 +336,13 @@ ON c2019.state_fips = c2010.state_fips
ORDER BY pct_change ASC; ORDER BY pct_change ASC;
-- 2. -- 2. Apply the concepts you learned about UNION to create query
-- results that merge queries of the Census county population estimates
-- for 2010 and 2019. Your results should include a column called year
-- that specifies the year of the estimate for each row in the results.
-- Answer:
-- Note that you pass a string for the year in both queries.
SELECT '2010' AS year, SELECT '2010' AS year,
state_fips, state_fips,
county_fips, county_fips,