Sql 避免在oracle表中多次插入
**加载100000行的更快方法。我有一个脚本，可以从多个oracle表中获取数据，而不是多个insert想要1个insert**。根据订单类型，临时表中有多个插入项。根据订单类型插入100000条或更多记录。基于订单类型的多次插入需要12-14分钟。有没有更快的办法Sql 避免在oracle表中多次插入,sql,oracle,performance,plsql,sql-insert,Sql,Oracle,Performance,Plsql,Sql Insert,**加载100000行的更快方法。我有一个脚本，可以从多个oracle表中获取数据，而不是多个insert想要1个insert**。根据订单类型，临时表中有多个插入项。根据订单类型插入100000条或更多记录。基于订单类型的多次插入需要12-14分钟。有没有更快的办法 prompt Querying freight ... SET serveroutput ON SIZE 1000000 DECLARE
prompt Querying freight ...
SET serveroutput ON SIZE 1000000
DECLARE
CURSOR c_progpcon
IS
SELECT cust_id
,div_no
FROM dss.program_processing_controls;
CURSOR c_custord(in_orgrole_id_customer IN dss.orders.orgrole_id_customer%TYPE)
IS
SELECT id order_id
,order_type
,order_number
,customer_po
FROM dss.orders
WHERE order_type = 'CUST'
AND orgrole_id_customer = in_orgrole_id_customer;
CURSOR c_outbound(in_order_id IN dss.orders.id%TYPE)
IS
SELECT ship.id ship_id
,ship.shipper_no
,shptrk.id shptrk_id
,shptrk.waybill
,shptrk.estimated_freight
,shptrk.actual_freight
,shptrk.dt_created
FROM dss.shipments ship
,dss.shipment_trackings shptrk
WHERE ship.order_id = in_order_id
AND shptrk.ship_id = ship.id
-- and ship.id = 2290451
AND shptrk.dt_created BETWEEN TO_DATE('01-JAN-2017','dd-MON-yyyy')
AND TO_DATE('31-DEC-2017','dd-MON-yyyy');
CURSOR c_ordsch(in_order_id IN dss.orders.id%TYPE)
IS
SELECT ordsch.id ordsch_id
FROM dss.orders ord
,dss.ordered_items orditm
,dss.ordered_item_schedules ordsch
WHERE ord.id = in_order_id
AND orditm.order_id = ord.id
AND ordsch.orditm_id = orditm.id;
CURSOR c_inbound(in_orditm_id IN dss.ordered_items.id%TYPE)
IS
SELECT recshp.id recshp_id
,recshp.waybill
,recshp.estimated_freight
,recshp.actual_freight
,recshp.dt_created
FROM dss.built_items bltitm
,dss.received_shipments recshp
WHERE bltitm.orditm_id_rcvd = in_orditm_id
AND recshp.id = bltitm.recshp_id
AND recshp.dt_created BETWEEN TO_DATE('01-JAN-2017','dd-MON-yyyy')
AND TO_DATE('31-DEC-2017','dd-MON-yyyy')
UNION ALL
SELECT recshp.id recshp_id
,recshp.waybill
,recshp.estimated_freight
,recshp.actual_freight
,recshp.dt_created
FROM dss.received_items rcvitm
,dss.received_shipments recshp
WHERE rcvitm.orditm_id_rcvd = in_orditm_id
AND recshp.id = rcvitm.recshp_id
AND recshp.dt_created BETWEEN TO_DATE('01-JAN-2017','dd-MON-yyyy')
AND TO_DATE('31-DEC-2017','dd-MON-yyyy');
v_cust_processed NUMBER := 0;
v_custord_processed NUMBER := 0;
v_orgrole_id_customer dss.org_roles.id%TYPE;
v_estimated_freight_custord adwaram.order_freight.estimated_freight%TYPE;
v_actual_freight_custord adwaram.order_freight.actual_freight%TYPE;
v_orditm_id_core dss.exchange_cores.orditm_id%TYPE;
v_order_id_core dss.orders.id%TYPE;
v_bltitm_id_core dss.po_histories.bltitm_id%TYPE;
v_order_type dss.orders.order_type%TYPE;
v_order_number dss.orders.order_number%TYPE;
v_order_id_xfer dss.orders.id%TYPE;
v_order_id_inbound dss.orders.id%TYPE;
v_orditm_id_po ordered_items.id%TYPE;
--anu
v_calc_freight number:=0;
v_method varchar2(4000);
BEGIN
FOR c_progpcon_rec IN c_progpcon
LOOP
v_cust_processed := v_cust_processed + 1;
SELECT orgrole_id
INTO v_orgrole_id_customer
FROM dss.customers
WHERE id = c_progpcon_rec.cust_id;
FOR c_custord_rec IN c_custord(v_orgrole_id_customer)
LOOP
v_custord_processed := v_custord_processed + 1;
-- outbound customer order
FOR c_outbound_rec IN c_outbound(c_custord_rec.order_id)
LOOP
begin
v_calc_freight:=DSS.PKG_ESTIMATED_FREIGHT.GET_ESTIMATED_FREIGHT
(null,c_outbound_rec.ship_id,v_method);
exception
when others then
v_calc_freight := 0;
end;
INSERT INTO adwaram.order_freight
(order_type
,order_number
,shipper_no
,waybill
,actual_freight
,estimated_freight
,waybill_entered
,order_id
,ship_id
,shptrk_id
,recshp_id
,cust_id
,order_id_cust
,notes
,dt_created)
VALUES
(c_custord_rec.order_type
,c_custord_rec.order_number
,c_outbound_rec.shipper_no
,c_outbound_rec.waybill
,c_outbound_rec.actual_freight
,v_calc_freight--c_outbound_rec.estimated_freight
,c_outbound_rec.dt_created
,c_custord_rec.order_id
,c_outbound_rec.ship_id
,c_outbound_rec.shptrk_id
,NULL
,c_progpcon_rec.cust_id
,c_custord_rec.order_id
,'OUTBOUND CUST ORDER'
,SYSDATE);
END LOOP;
FOR c_ordsch_rec IN c_ordsch(c_custord_rec.order_id)
LOOP
-- get core
BEGIN
SELECT xccore.orditm_id
,pohist.bltitm_id
INTO v_orditm_id_po
,v_bltitm_id_core
FROM dss.exchange_units xcunit
,dss.exchange_cores xccore
,dss.po_histories pohist
WHERE xcunit.ordsch_id = c_ordsch_rec.ordsch_id
AND xccore.xcitm_id = xcunit.xcitm_id
AND pohist.orditm_id(+) = xccore.orditm_id;
IF v_bltitm_id_core IS NOT NULL
THEN
v_order_id_core := dss.pkg_inven.func_get_order(v_bltitm_id_core
,'ORDER_ID');
v_orditm_id_core := dss.pkg_inven.func_get_order(v_bltitm_id_core
,'ORDITM_ID');
ELSE
v_order_id_core := NULL;
END IF;
IF v_order_id_core IS NOT NULL
THEN
-- outbound order for received core (repair order or customer order)
FOR c_outbound_rec IN c_outbound(v_order_id_core)
LOOP
begin
v_calc_freight:=DSS.PKG_ESTIMATED_FREIGHT.GET_ESTIMATED_FREIGHT
(null,c_outbound_rec.ship_id,v_method);
exception
when others then
v_calc_freight := 0;
end;
SELECT order_type
,order_number
INTO v_order_type
,v_order_number
FROM dss.orders
WHERE id = v_order_id_core;
INSERT INTO adwaram.order_freight
(order_type
,order_number
,shipper_no
,waybill
,actual_freight
,estimated_freight
,waybill_entered
,order_id
,ship_id
,shptrk_id
,recshp_id
,cust_id
,order_id_cust
,notes
,dt_created)
VALUES
(v_order_type
,v_order_number
,c_outbound_rec.shipper_no
,c_outbound_rec.waybill
,c_outbound_rec.actual_freight
,v_calc_freight--c_outbound_rec.estimated_freight
,c_outbound_rec.dt_created
,v_order_id_core
,c_outbound_rec.ship_id
,c_outbound_rec.shptrk_id
,NULL
,c_progpcon_rec.cust_id
,c_custord_rec.order_id
,'OUTBOUND '||v_order_type||' ORDER'
,SYSDATE);
END LOOP;
END IF;
-- xfer related to customer order
BEGIN
SELECT ord.id
INTO v_order_id_xfer
FROM dss.orders ord
,dss.ordered_items orditm
WHERE ord.order_type = 'XFER'
AND ord.div_no = c_progpcon_rec.div_no
AND orditm.order_id = ord.id
AND orditm.customer_po = c_custord_rec.customer_po;
FOR c_outbound_rec IN c_outbound(v_order_id_xfer)
LOOP
begin
v_calc_freight:=DSS.PKG_ESTIMATED_FREIGHT.GET_ESTIMATED_FREIGHT
( null,c_outbound_rec.ship_id,v_method);
exception
when others then
v_calc_freight := 0;
end;
SELECT order_type
,order_number
INTO v_order_type
,v_order_number
FROM dss.orders
WHERE id = v_order_id_xfer;
INSERT INTO adwaram.order_freight
(order_type
,order_number
,shipper_no
,waybill
,actual_freight
,estimated_freight
,waybill_entered
,order_id
,ship_id
,shptrk_id
,recshp_id
,cust_id
,order_id_cust
,notes
,dt_created)
VALUES
(v_order_type
,v_order_number
,c_outbound_rec.shipper_no
,c_outbound_rec.waybill
,c_outbound_rec.actual_freight
,v_calc_freight--c_outbound_rec.estimated_freight
,c_outbound_rec.dt_created
,v_order_id_xfer
,c_outbound_rec.ship_id
,c_outbound_rec.shptrk_id
,NULL
,c_progpcon_rec.cust_id
,c_custord_rec.order_id
,'OUTBOUND '||v_order_type||' ORDER'
,SYSDATE);
END LOOP;
EXCEPTION
WHEN NO_DATA_FOUND
OR TOO_MANY_ROWS
THEN
NULL;
END;
-- inbound orders associate with exchange - v_orditm_id_core (if ro)
-- v_orditm_id_po (csp po)
IF v_orditm_id_core IS NOT NULL
THEN
FOR c_inbound_rec IN c_inbound(v_orditm_id_core)
LOOP
begin
v_calc_freight:=DSS.PKG_ESTIMATED_FREIGHT.GET_ESTIMATED_FREIGHT
( c_inbound_rec.recshp_id,null,v_method);
exception
when others then
v_calc_freight := 0;
end;
SELECT ord.order_type
,ord.order_number
,ord.id
INTO v_order_type
,v_order_number
,v_order_id_inbound
FROM dss.ordered_items orditm
,dss.orders ord
WHERE orditm.id = v_orditm_id_core
AND ord.id = orditm.order_id;
INSERT INTO adwaram.order_freight
(order_type
,order_number
,shipper_no
,waybill
,actual_freight
,estimated_freight
,waybill_entered
,order_id
,ship_id
,shptrk_id
,recshp_id
,cust_id
,order_id_cust
,notes
,dt_created)
VALUES
(v_order_type
,v_order_number
,NULL
,c_inbound_rec.waybill
,c_inbound_rec.actual_freight
,v_calc_freight--c_inbound_rec.estimated_freight
,c_inbound_rec.dt_created
,v_order_id_inbound
,NULL
,NULL
,c_inbound_rec.recshp_id
,c_progpcon_rec.cust_id
,c_custord_rec.order_id
,'INBOUND '||v_order_type||' ORDER'
,SYSDATE);
END LOOP;
END IF;
IF v_orditm_id_po IS NOT NULL
THEN
FOR c_inbound_rec IN c_inbound(v_orditm_id_po)
LOOP
begin
v_calc_freight:=DSS.PKG_ESTIMATED_FREIGHT.GET_ESTIMATED_FREIGHT
( c_inbound_rec.recshp_id
,NULL
, v_method
);
exception
when others then
v_calc_freight := 0;
end;
SELECT ord.order_type
,ord.order_number
,ord.id
INTO v_order_type
,v_order_number
,v_order_id_inbound
FROM dss.ordered_items orditm
,dss.orders ord
WHERE orditm.id = v_orditm_id_po
AND ord.id = orditm.order_id;
INSERT INTO adwaram.order_freight
(order_type
,order_number
,shipper_no
,waybill
,actual_freight
,estimated_freight
,waybill_entered
,order_id
,ship_id
,shptrk_id
,recshp_id
,cust_id
,order_id_cust
,notes
,dt_created)
VALUES
(v_order_type
,v_order_number
,NULL
,c_inbound_rec.waybill
,c_inbound_rec.actual_freight
,v_calc_freight--c_inbound_rec.estimated_freight
,c_inbound_rec.dt_created
,v_order_id_inbound
,NULL
,NULL
,c_inbound_rec.recshp_id
,c_progpcon_rec.cust_id
,c_custord_rec.order_id
,'INBOUND '||v_order_type||' ORDER'
,SYSDATE);
END LOOP;
END IF;
EXCEPTION
WHEN NO_DATA_FOUND
OR TOO_MANY_ROWS
THEN
NULL;
END;
END LOOP;
END LOOP;
END LOOP;
COMMIT;
dbms_output.put_line(TO_CHAR(v_cust_processed)||' customers processed.');
dbms_output.put_line(TO_CHAR(v_custord_processed)||' customer orders processed.');
END;
/
是的，有快得多的方法…游标很慢，请另找一种方法。不幸的是，我没有时间去看那个庞大的脚本，你能给我举个例子吗？几天前你问了这个问题（但看起来你把它删除了）。显然你当时没有得到满意的答案，现在也不会得到。这是一个无法回答的问题。你不能合理地期望陌生人在没有任何商业规则解释的情况下浏览几百行格式糟糕、粗制滥造的代码。我们不是来帮你完成工作的。在你的代码中，你总是逐行处理数据，这基本上是最慢的处理方式。将插入转换为
插入到。。。选择。。。从…v_cust_processedv_custor_processed