Update Function GENERATE_DBML3

This commit is contained in:
2026-02-25 23:05:46 +00:00
parent 6a76ea1211
commit be5b98986f

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@@ -1 +1,104 @@
@\@^@
SET PATH *LIBL ;
CREATE OR REPLACE FUNCTION RESTAPI.GENERATE_DBML3 (
INAPPVER VARCHAR(10) ,
INAPPNAME VARCHAR(128) )
RETURNS CLOB(2147483647)
LANGUAGE SQL
SPECIFIC RESTAPI.GENERATE_DBML3
NOT DETERMINISTIC
READS SQL DATA
CALLED ON NULL INPUT
SET OPTION ALWBLK = *ALLREAD ,
ALWCPYDTA = *OPTIMIZE ,
COMMIT = *NONE ,
DBGVIEW = *SOURCE ,
DECRESULT = (31, 31, 00) ,
DYNDFTCOL = *NO ,
DYNUSRPRF = *OWNER ,
SRTSEQ = *HEX
BEGIN
DECLARE V_RESULT CLOB ( 2 G ) ;
SELECT XMLSERIALIZE ( CONTENT XMLELEMENT ( NAME "dbml" , XMLATTRIBUTES (
'/v1' AS "restUriPathTemplate" , '1.0' AS "version" ) , XMLAGG (
XMLELEMENT ( NAME "program" , XMLATTRIBUTES ( '' AS "errormessage" ,
'*NONE' AS "httpheaders" , '500' AS "httpstatusonfailure" , CHAR (
E . SUCCESS_CODE ) AS "httpstatusonsuccess" , 'get' ||
UCASE ( SUBSTR ( S . APPFUNC , 1 , 1 ) ) || SUBSTR ( S . APPFUNC , 2 ) ||
'Input' AS "inputWrapperIdentifier" , 'get' ||
UCASE ( SUBSTR ( S . APPFUNC , 1 , 1 ) ) || SUBSTR ( S . APPFUNC , 2 ) AS
"name" , 'get' || UCASE ( SUBSTR ( S . APPFUNC , 1 , 1 ) ) ||
SUBSTR ( S . APPFUNC , 2 ) || 'Result' AS "outputWrapperIdentifier" ,
'media-resource' AS "querytype" , E . CONSUMES AS "restConsumes" ,
E . HTTP_METHOD AS "restHttpRequestMethod" , E . PRODUCES AS
"restProduces" , E . PATH_TEMPLATE AS "restUriPathTemplate" , '*ERRORS'
AS "returnsqlstate" , 'true' AS "treatwarningaserror" , '*TRAILING'
AS "trimmode" , 'false' AS "wrapInputParams" , 'true' AS
"wrapOutputParam" ) ,
/* <sql ...> with statement built inline */
XMLELEMENT ( NAME "sql" , XMLATTRIBUTES (
/* LISTAGG returned as CLOB to avoid 32k select-list limit */
'Values Restapi.Execute_Sql(''' || S . APPVER || ''',''' || S . APPNAME
|| ''',''' || S . APPFUNC || ''', Cast(Json_Object(' ||
COALESCE (
(
SELECT CAST (
LISTAGG (
'''' || P . APPPARAM || ''':' || '?' , ', ' )
WITHIN GROUP ( ORDER BY P . PARAMPOS ) AS CLOB ( 64 K )
CCSID 1208 )
FROM TABLE (
RESTAPI . GET_PARAM_PLACEHOLDERS3 (
S . APPVER , S . APPNAME , S . APPFUNC )
) AS P ) , CAST ( '' AS CLOB ( 1 K ) ) ) ||
' ) As Varchar(10240) CCSID 37))' AS "statement" ) ,
/* <data .../> elements built via correlated XMLAGG */
XMLPARSE ( DOCUMENT XMLSERIALIZE ( CONTENT XMLAGG ( XMLELEMENT ( NAME
"data" , XMLATTRIBUTES ( COALESCE ( P . CCSID , 1208 ) AS "ccsid" ,
P . APPPARAM AS "name" ,
CASE
WHEN P . IS_REQUIRED = 1 THEN 'false'
ELSE 'true'
END AS "nullable" ,
CASE
WHEN P . TYPENAME = 'CLOB' THEN 2147483647
WHEN
P . TYPENAME IN ( 'VARCHAR' , 'CHAR' )
THEN COALESCE ( P . LENGTH , 256 )
WHEN
P . TYPENAME IN ( 'DECIMAL' , 'NUMERIC' )
THEN COALESCE ( P . LENGTH , 31 )
WHEN
P . TYPENAME IN ( 'INTEGER' , 'INT' , 'SMALLINT' , 'BIGINT' )
THEN 10
ELSE 256
END AS "precision" ,
CASE
WHEN P . LOCATION = 'PATH' THEN P . RESTNAME
END AS "restInPathParam" ,
CASE
WHEN P . LOCATION = 'QUERY' THEN P . RESTNAME
END AS "restInQueryParam" ,
CASE
WHEN P . LOCATION = 'FORM' THEN P . RESTNAME
END AS "restInFormParam" , P . TYPENAME AS "type" , 'input' AS "usage"
) ) ORDER BY P . PARAMPOS ) AS CLOB ( 1 M ) CCSID 1208 ) ) ) ) ORDER BY
S . APPFUNC ) ) AS CLOB ( 2 G ) )
INTO V_RESULT
FROM
RESTAPI . SQLSTMTS S
JOIN RESTAPI . ENDPOINTS E
ON ( E . APPVER , E . APPNAME , E . APPFUNC ) = ( S . APPVER ,
S . APPNAME , S . APPFUNC )
WHERE ( S . APPVER , S . APPNAME ) = ( INAPPVER , INAPPNAME ) ;
RETURN V_RESULT ;
END ;
GRANT ALTER , EXECUTE
ON SPECIFIC FUNCTION RESTAPI.GENERATE_DBML3
TO AMAPICS WITH GRANT OPTION ;
GRANT EXECUTE
ON SPECIFIC FUNCTION RESTAPI.GENERATE_DBML3
TO PUBLIC ;