[英]Logic of my Stored Procedure, Loop cursors
讓我們看看我能否說清楚。 基本上我想做什么,我不知道這是怎么回事:在我的循環中,我怎樣才能迭代這兩個游標? 提取這些行后,我想在這2個表中插入該代碼段中所示的內容:
CREATE OR REPLACE PROCEDURE add_docs
IS
dom_doc DOM_DOCUMENT.DOMAIN_DOC%TYPE;
type_doc_pk TYPE_DOCS.TYPE_DOC_PK%TYPE;
type_doc TYPE_DOCS.TYPE_DOCUMENT%TYPE;
user_code TYPE_DOCS.USERCODE%TYPE;
result_code ECM_TIPO_DOCS.CODIGO_RESULTADO%TYPE;
LS_LOCAL INTEGER;
l_id INTEGER;
cursor get_local
is
SELECT ls_local_pk FROM rt_local_ls
rc_loc c_loc%ROWTYPE;
cursor get_docs
is
SELECT DOM_DOCUMENT.DOMAIN_DOC INTO dom_doc,
TYPE_DOCS.TYPE_DOC_PK INTO type_doc_pk,
TYPE_DOCS.TYPE_DOCUMENT INTO type_doc,
TYPE_DOCS.USERCODE INTO user_code,
TYPE_DOCS.CODE_RESULT INTO result_code
FROM TYPE_DOCS
JOIN DOM_TDOC_SIS
ON TYPE_DOCS.TYPE_DOC_PK = DOM_TDOC_SIS.TYPE_DOC_PK
JOIN DOM_DOCUMENT
ON DOM_TDOC_SIS.DOMAIN_DOC_PK = DOM_DOCUMENT.DOMAIN_DOC_PK
WHERE DOM_DOCUMENT.DOMAIN_DOC_PK IN (2, 10)
AND NOT EXISTS
(
SELECT 1
FROM TP_DOC_MAP
WHERE TP_DOC_MAP.LS_LOCAL_PK = LS_LOCAL ----this is the variable that i have to iterate it's what i am getting from the other cursor
AND TP_DOC_MAP.LS_SYSTEM_PK = 3
AND TP_DOC_MAP.ACTIVE = 1
AND TP_DOC_MAP.CODE = TYPE_DOCS.TYPE_DOC_PK
);
BEGIN
OPEN get_local;
FETCH get_local INTO rc_loc
IF get_local%FOUND
THEN
for md_local in get_local
LOOP
OPEN get_docs;
FETCH get_docs INTO....
---now this is where i don't know how to do inside this loop i want to repeat the cursor get_docs for each row in the cursor get_local
--and then insert with the values fetched for each iteration
INSERT INTO TP_DOC VALUES (
type_doc_pk,
type_doc,
1,
SYSDATE,
NULL)
RETURNING id INTO l_id;
INSERT INTO TP_DOC_MAP VALUES (
l_id,
LS_LOCAL,
3,
type_doc_pk,
1,
sysdate,
NULL
);
END LOOP
END IF;
END add_docs;
我怎樣才能做到這一點? 對於存在的每個LS_LOCAL,都必須運行sele
對於存在的每個LS_LOCAL,都必須使用LS_LOCAL變量在游標get_docs中運行select。
嵌入式游標FOR循環是一種選擇。 這是這樣的(我刪除了不相關的代碼部分以使其盡可能簡單):
begin
for cur_l in (select ls_local_pk from rt_local_ls)
loop
for cur_d in (select domain_doc,
type_doc_pk, ...
from type_docs join dom_tdoc_sis ...
)
loop
insert into tp_doc ...
insert into tp_doc_map ...
end loop;
end loop;
end;
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