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reorganize query to generate table from json based on new layout of schema

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This commit is contained in:
Paul Trowbridge 2018-12-02 01:41:29 -05:00
parent 87407e36fc
commit 90fc1370ff
1 changed files with 10 additions and 9 deletions
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17
database/interface/source_maint/srce_build_view.sql
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@ -4,25 +4,26 @@ AS
$f$
DECLARE
--_schema text;
_path text[];
--_srce text;
_sql text;
BEGIN
--_schema:= 'default';
_path:= ARRAY['schemas',_schema]::text[];
--_srce:= 'dcard';
SELECT
'DROP VIEW IF EXISTS tpsv.'||_srce||'_'||_path[2]||'; CREATE VIEW tpsv.'||_srce||'_'||_path[2]||' AS SELECT id, logid, allj, '||string_agg('(allj#>>'''||r.PATH::text||''')::'||r.type||' AS "'||r.column_name||'"',', ')||' FROM tps.trans WHERE srce = '''||_srce||''';'
'DROP VIEW IF EXISTS tpsv.'||s.srce||'_'||(list.e->>'name')||'; CREATE VIEW tpsv.'||s.srce||'_'||(list.e->>'name')||' AS SELECT id, logid, allj, '||string_agg('(allj#>>'''||rec.PATH::text||''')::'||rec.type||' AS "'||rec.column_name||'"',', ')||' FROM tps.trans WHERE srce = '''||s.srce||''';'
INTO
_sql
FROM
tps.srce
JOIN LATERAL jsonb_array_elements(defn#>_path) ae(v) ON TRUE
JOIN LATERAL jsonb_to_record (ae.v) AS r(PATH text[], "type" text, column_name text) ON TRUE
tps.srce s
JOIN LATERAL jsonb_array_elements(s.defn->'schemas') list (e) ON TRUE
JOIN LATERAL jsonb_array_elements(list.e->'columns') as cols(e) ON TRUE
JOIN LATERAL jsonb_to_record (cols.e) AS rec( PATH text[], "type" text, column_name text) ON TRUE
WHERE
srce = _srce
srce = _srce
AND list.e->>'name' = _schema
GROUP BY
srce.srce;
s.srce
,list.e;
RETURN _sql;
RAISE NOTICE '%',_sql;