cartodb4/observatory-extension
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switch optional defaults to null

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John Krauss 2016-05-05 13:59:08 -04:00 committed by Andy Eschbacher
parent b665773b50
commit c7b74b068f
1 changed files with 34 additions and 13 deletions
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47
src/pg/sql/41_observatory_augmentation.sql
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@ -22,12 +22,23 @@
-- Creates a table of demographic snapshot -- Creates a table of demographic snapshot
CREATE OR REPLACE FUNCTION cdb_observatory.OBS_GetDemographicSnapshot(geom geometry, time_span text default '2009 - 2013', geometry_level text default 'us.census.tiger.block_group') CREATE OR REPLACE FUNCTION cdb_observatory.OBS_GetDemographicSnapshot(geom geometry,
time_span text DEFAULT NULL,
boundary_id text DEFAULT NULL)
RETURNS SETOF JSON RETURNS SETOF JSON
AS $$ AS $$
DECLARE DECLARE
target_cols text[]; target_cols text[];
BEGIN BEGIN
IF time_span IS NULL THEN
time_span = '2010 - 2014';
END IF;
IF boundary_id IS NULL THEN
boundary_id = 'us.census.tiger.block_group';
END IF;
target_cols := Array['us.census.acs.B01001001', target_cols := Array['us.census.acs.B01001001',
'us.census.acs.B01001002', 'us.census.acs.B01001002',
'us.census.acs.B01001026', 'us.census.acs.B01001026',
@ -114,12 +125,11 @@ AS $$
'us.census.acs.B19001014', 'us.census.acs.B19001014',
'us.census.acs.B19001015', 'us.census.acs.B19001015',
'us.census.acs.B19001016', 'us.census.acs.B19001016',
'us.census.acs.B19001017', 'us.census.acs.B19001017'];
NULL]; -- land_area RETURN QUERY
RETURN QUERY
EXECUTE EXECUTE
'select * from cdb_observatory._OBS_Get($1, $2, $3, $4 )' 'select * from cdb_observatory._OBS_Get($1, $2, $3, $4 )'
USING geom, target_cols, time_span, geometry_level USING geom, target_cols, time_span, boundary_id
RETURN; RETURN;
END; END;
$$ LANGUAGE plpgsql; $$ LANGUAGE plpgsql;
@ -548,7 +558,7 @@ $$ LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION cdb_observatory.OBS_GetSegmentSnapshot( CREATE OR REPLACE FUNCTION cdb_observatory.OBS_GetSegmentSnapshot(
geom geometry, geom geometry,
geometry_level text DEFAULT 'us.census.tiger.census_tract' boundary_id text DEFAULT NULL
) )
RETURNS JSON RETURNS JSON
AS $$ AS $$
@ -560,6 +570,9 @@ DECLARE
q Text; q Text;
segment_name Text; segment_name Text;
BEGIN BEGIN
IF boundary_id IS NULL THEN
boundary_id = 'us.census.tiger.census_tract';
END IF;
target_cols := Array[ target_cols := Array[
'us.census.acs.B01001001_quantile', 'us.census.acs.B01001001_quantile',
'us.census.acs.B01001002_quantile', 'us.census.acs.B01001002_quantile',
@ -617,7 +630,7 @@ target_cols := Array[
LIMIT 1 LIMIT 1
$query$ $query$
INTO segment_name INTO segment_name
USING geom, geometry_level; USING geom, boundary_id;
q := q :=
format($query$ format($query$
@ -642,7 +655,7 @@ target_cols := Array[
EXECUTE EXECUTE
q q
into result into result
USING geom, target_cols, geometry_level, segment_name; USING geom, target_cols, boundary_id, segment_name;
return result; return result;
@ -654,8 +667,8 @@ $$ LANGUAGE plpgsql;
CREATE OR REPLACE FUNCTION cdb_observatory._OBS_GetCategories( CREATE OR REPLACE FUNCTION cdb_observatory._OBS_GetCategories(
geom geometry, geom geometry,
dimension_names text[], dimension_names text[],
geometry_level text DEFAULT 'us.census.tiger.block_group', boundary_id text DEFAULT NULL,
time_span text DEFAULT '2009 - 2013' time_span text DEFAULT NULL
) )
RETURNS SETOF JSON as $$ RETURNS SETOF JSON as $$
DECLARE DECLARE
@ -667,7 +680,15 @@ DECLARE
data_table_info json[]; data_table_info json[];
BEGIN BEGIN
geom_table_name := cdb_observatory._OBS_GeomTable(geom, geometry_level); IF time_span IS NULL THEN
time_span = '2009 - 2013';
END IF;
IF boundary_id IS NULL THEN
boundary_id = 'us.census.tiger.block_group';
END IF;
geom_table_name := cdb_observatory._OBS_GeomTable(geom, boundary_id);
IF geom_table_name IS NULL IF geom_table_name IS NULL
THEN THEN
@ -680,7 +701,7 @@ BEGIN
$2, $2,
$3);' $3);'
INTO data_table_info INTO data_table_info
using geometry_level, dimension_names, time_span; USING boundary_id, dimension_names, time_span;
EXECUTE EXECUTE