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include foreign key setup

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This commit is contained in:
Paul Trowbridge 2020-10-22 23:08:11 -04:00
parent ba93b6b84e
commit 0f698d5621
2 changed files with 8 additions and 4 deletions
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8
sql/build_master_tables.sql
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@ -9,13 +9,16 @@ BEGIN
FOR f IN
SELECT
-------------------------------------------create table---------------------------------------------------------------------------------------------------------
'DROP TABLE IF EXISTS fc.'||func||'; CREATE TABLE IF NOT EXISTS fc.'||func||' (' ||
'DROP TABLE IF EXISTS fc.'||func||' CASCADE; CREATE TABLE IF NOT EXISTS fc.'||func||' (' ||
string_agg(format('%I',cname) || ' ' || dtype,', ' ORDER BY opos ASC) ||
', PRIMARY KEY ('||string_agg(format('%I',cname),', ') FILTER (WHERE fkey = func)||'));' AS ddl,
-------------------------------------------populate table-------------------------------------------------------------------------------------------------------
---need to add a clause to exclude where the key is null
'INSERT INTO fc.'||func||' SELECT DISTINCT ' || string_agg(format('%I',cname),', ' ORDER BY opos ASC) || ' FROM '||tname||' WHERE '||
string_agg(format('%I',cname)||' IS NOT NULL ',' AND ') FILTER (WHERE fkey = func)||' ON CONFLICT DO NOTHING' AS pop
string_agg(format('%I',cname)||' IS NOT NULL ',' AND ') FILTER (WHERE fkey = func)||' ON CONFLICT DO NOTHING' AS pop,
-------------------------------------------setup foreign keys---------------------------------------------------------------------------------------------------
'ALTER TABLE fc.live ADD CONSTRAINT fk_'||func||' FOREIGN KEY ('||string_agg(format('%I',cname),', ') FILTER (WHERE fkey = func)||') REFERENCES fc.'||func||' ('||
string_agg(format('%I',cname),', ') FILTER (WHERE fkey = func)||')' AS fk
FROM
fc.target_meta
GROUP BY
@ -26,6 +29,7 @@ BEGIN
loop
EXECUTE format('%s',f.ddl);
EXECUTE format('%s',f.pop);
EXECUTE format('%s',f.fk);
END LOOP;
END;
$$

4
sql/target_info.sql
View File

@ -13,8 +13,8 @@ SELECT
FROM
information_schema.columns
WHERE
table_name = 'osm_dev'
AND table_schema = 'rlarp'
table_name = 'live'
AND table_schema = 'fc'
ON CONFLICT ON CONSTRAINT target_meta_pk DO UPDATE SET
opos = EXCLUDED.opos
,dtype = EXCLUDED.dtype;