create function to insert many updates from one json

This commit is contained in:
Paul Trowbridge 2018-03-03 11:47:31 -05:00
parent 403ff88247
commit 506cc5ebf5
3 changed files with 125 additions and 0 deletions

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@ -1000,6 +1000,71 @@ END
$_$; $_$;
--
-- Name: srce_map_val_set_multi(jsonb); Type: FUNCTION; Schema: tps; Owner: -
--
CREATE FUNCTION tps.srce_map_val_set_multi(_maps jsonb) RETURNS jsonb
LANGUAGE plpgsql
AS $_$
DECLARE
_message jsonb;
_MESSAGE_TEXT text;
_PG_EXCEPTION_DETAIL text;
_PG_EXCEPTION_HINT text;
BEGIN
WITH
-----------expand the json into a table------------------------------------------------------------------------------
t AS (
SELECT
jtr.*
FROM
jsonb_array_elements(_maps) ae(v)
JOIN LATERAL jsonb_to_record(ae.v) AS jtr(source text, map text, ret_val jsonb, mapped jsonb) ON TRUE
)
-----------do merge---------------------------------------------------------------------------------------------------
INSERT INTO
tps.map_rv
SELECT
t."source"
,t."map"
,t.ret_val
,t.mapped
FROM
t
ON CONFLICT ON CONSTRAINT map_rv_pk DO UPDATE SET
map = excluded.map;
-------return message--------------------------------------------------------------------------------------------------
_message:= jsonb_build_object('status','complete');
RETURN _message;
EXCEPTION WHEN OTHERS THEN
GET STACKED DIAGNOSTICS
_MESSAGE_TEXT = MESSAGE_TEXT,
_PG_EXCEPTION_DETAIL = PG_EXCEPTION_DETAIL,
_PG_EXCEPTION_HINT = PG_EXCEPTION_HINT;
_message:=
($$
{
"status":"fail",
"message":"error setting map value"
}
$$::jsonb)
||jsonb_build_object('message_text',_MESSAGE_TEXT)
||jsonb_build_object('pg_exception_detail',_PG_EXCEPTION_DETAIL);
RETURN _message;
END;
$_$;
-- --
-- Name: srce_set(text, jsonb); Type: FUNCTION; Schema: tps; Owner: - -- Name: srce_set(text, jsonb); Type: FUNCTION; Schema: tps; Owner: -
-- --

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@ -0,0 +1,60 @@
DROP FUNCTION tps.srce_map_val_set_multi;
CREATE OR REPLACE FUNCTION tps.srce_map_val_set_multi(_maps jsonb) RETURNS JSONB
LANGUAGE plpgsql
AS $f$
DECLARE
_message jsonb;
_MESSAGE_TEXT text;
_PG_EXCEPTION_DETAIL text;
_PG_EXCEPTION_HINT text;
BEGIN
WITH
-----------expand the json into a table------------------------------------------------------------------------------
t AS (
SELECT
jtr.*
FROM
jsonb_array_elements(_maps) ae(v)
JOIN LATERAL jsonb_to_record(ae.v) AS jtr(source text, map text, ret_val jsonb, mapped jsonb) ON TRUE
)
-----------do merge---------------------------------------------------------------------------------------------------
INSERT INTO
tps.map_rv
SELECT
t."source"
,t."map"
,t.ret_val
,t.mapped
FROM
t
ON CONFLICT ON CONSTRAINT map_rv_pk DO UPDATE SET
map = excluded.map;
-------return message--------------------------------------------------------------------------------------------------
_message:= jsonb_build_object('status','complete');
RETURN _message;
EXCEPTION WHEN OTHERS THEN
GET STACKED DIAGNOSTICS
_MESSAGE_TEXT = MESSAGE_TEXT,
_PG_EXCEPTION_DETAIL = PG_EXCEPTION_DETAIL,
_PG_EXCEPTION_HINT = PG_EXCEPTION_HINT;
_message:=
($$
{
"status":"fail",
"message":"error setting map value"
}
$$::jsonb)
||jsonb_build_object('message_text',_MESSAGE_TEXT)
||jsonb_build_object('pg_exception_detail',_PG_EXCEPTION_DETAIL);
RETURN _message;
END;
$f$

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