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anthonydb 2020-06-18 11:14:34 -04:00
parent aec9b05875
commit b0f23d78a4
2 changed files with 19 additions and 25 deletions
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2
Chapter_04/Chapter_04.sql
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@ -9,7 +9,7 @@
CREATE TABLE char_data_types (
char_column char(10),
varchar_column varchar(10),
varchar_column varchar(10),
text_column text
);

42
Chapter_05/Chapter_05.sql
View File

@ -22,21 +22,21 @@ CREATE TABLE us_counties_pop_est_2019 (
state_fips text, -- State FIPS code
county_fips text, -- County FIPS code
region smallint, -- Region
state_name text, -- State name
county_name text, -- County name
state_name text, -- State name
county_name text, -- County name
area_land bigint, -- Area (Land) in square meters
area_water bigint, -- Area (Water) in square meters
internal_point_lat numeric(10,7), -- Internal point (latitude)
internal_point_lon numeric(10,7), -- Internal point (longitude)
pop_est_2018 integer, -- 2018-07-01 resident total population estimate
pop_est_2019 integer, -- 2019-07-01 resident total population estimate
births_2019 integer, -- Births from 2018-07-01 to 2019-06-30
deaths_2019 integer, -- Deaths from 2018-07-01 to 2019-06-30
international_migr_2019 integer, -- Net international migration from 2018-07-01 to 2019-06-30
domestic_migr_2019 integer, -- Net domestic migration from 2018-07-01 to 2019-06-30
residual_2019 integer, -- Residual for 2018-07-01 to 2019-06-30
CONSTRAINT counties_2019_key PRIMARY KEY (state_fips, county_fips)
);
pop_est_2018 integer, -- 2018-07-01 resident total population estimate
pop_est_2019 integer, -- 2019-07-01 resident total population estimate
births_2019 integer, -- Births from 2018-07-01 to 2019-06-30
deaths_2019 integer, -- Deaths from 2018-07-01 to 2019-06-30
international_migr_2019 integer, -- Net international migration from 2018-07-01 to 2019-06-30
domestic_migr_2019 integer, -- Net domestic migration from 2018-07-01 to 2019-06-30
residual_2019 integer, -- Residual for 2018-07-01 to 2019-06-30
CONSTRAINT counties_2019_key PRIMARY KEY (state_fips, county_fips)
);
SELECT * FROM us_counties_pop_est_2019;
@ -46,8 +46,7 @@ SELECT * FROM us_counties_pop_est_2019;
-- Windows users: Please check the Note on PAGE XXXXXX as well.
COPY us_counties_pop_est_2019
-- FROM 'C:\YourDirectory\us_counties_2010.csv'
FROM '/Users/DeBarrosA/Dropbox (Personal)/DataMonky/Book-Writing/PracticalSQL_2e/Code-Repo/Chapter_05/us_counties_pop_est_2019.csv'
FROM 'C:\YourDirectory\us_counties_pop_est_2019.csv'
WITH (FORMAT CSV, HEADER);
-- Checking the data
@ -69,7 +68,7 @@ LIMIT 5;
CREATE TABLE supervisor_salaries (
id integer GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
town text,
town text,
county text,
supervisor text,
start_date text,
@ -80,8 +79,7 @@ CREATE TABLE supervisor_salaries (
-- Listing 5-5: Importing salaries data from CSV to three table columns
COPY supervisor_salaries (town, supervisor, salary)
-- FROM 'C:\YourDirectory\supervisor_salaries.csv'
FROM '/Users/DeBarrosA/Dropbox (Personal)/DataMonky/Book-Writing/PracticalSQL_2e/Code-Repo/Chapter_05/supervisor_salaries.csv'
FROM 'C:\YourDirectory\supervisor_salaries.csv'
WITH (FORMAT CSV, HEADER);
-- Check the data
@ -96,8 +94,7 @@ CREATE TEMPORARY TABLE supervisor_salaries_temp
(LIKE supervisor_salaries INCLUDING ALL);
COPY supervisor_salaries_temp (town, supervisor, salary)
-- FROM 'C:\YourDirectory\supervisor_salaries.csv'
FROM '/Users/DeBarrosA/Dropbox (Personal)/DataMonky/Book-Writing/PracticalSQL_2e/Code-Repo/Chapter_05/supervisor_salaries.csv'
FROM 'C:\YourDirectory\supervisor_salaries.csv'
WITH (FORMAT CSV, HEADER);
INSERT INTO supervisor_salaries (town, county, supervisor, salary)
@ -113,8 +110,7 @@ SELECT * FROM supervisor_salaries LIMIT 2;
-- Listing 5-7: Export an entire table with COPY
COPY us_counties_pop_est_2019
-- TO 'C:\YourDirectory\us_counties_export.txt'
TO '/Users/DeBarrosA/Dropbox (Personal)/DataMonky/Book-Writing/PracticalSQL_2e/Code-Repo/Chapter_05/us_counties_export.txt'
TO 'C:\YourDirectory\us_counties_export.txt'
WITH (FORMAT CSV, HEADER, DELIMITER '|');
@ -122,8 +118,7 @@ WITH (FORMAT CSV, HEADER, DELIMITER '|');
COPY us_counties_pop_est_2019
(county_name, internal_point_lat, internal_point_lon)
-- TO 'C:\YourDirectory\us_counties_latlon_export.txt'
TO '/Users/DeBarrosA/Dropbox (Personal)/DataMonky/Book-Writing/PracticalSQL_2e/Code-Repo/Chapter_05/us_counties_latlon_export.csv'
TO 'C:\YourDirectory\us_counties_latlon_export.txt'
WITH (FORMAT CSV, HEADER, DELIMITER '|');
-- Listing 5-9: Exporting query results with COPY
@ -133,6 +128,5 @@ COPY (
FROM us_counties_pop_est_2019
WHERE county_name ILIKE '%mill%'
)
-- TO 'C:\YourDirectory\us_counties_mill_export.csv'
TO '/Users/DeBarrosA/Dropbox (Personal)/DataMonky/Book-Writing/PracticalSQL_2e/Code-Repo/Chapter_05/us_counties_mill_export.csv'
TO 'C:\YourDirectory\us_counties_mill_export.csv'
WITH (FORMAT CSV, HEADER);