Kör du detta i sqlplus? Extrahera returnerar en XMLType-instans och visas enligt lång variabel, som är standardinställd på 80. Om du ökar värdet kan du se hela URL:en.
SQL> with x(contact_data) as (
select '<?xml version="1.0" encoding="UTF-8"?>
<service_orders count="1">
<service_order order_number="fakefakefake" id="fakefakefake">
<images count="2">
<image src="https://s3.amazonaws.com/some_subfolder/deeper/deeper_still/ever_deeper/really_big_long_url_goes_here"/>
</images>
</service_order>
</service_orders>' from dual
)
select
length(extract(xmltype(contact_data),'/service_orders/service_order/images/image/@src')) as url_length,
extract(xmltype(contact_data),'/service_orders/service_order/images/image/@src') as url
from
x;
URL_LENGTH
----------
URL
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
101
https://s3.amazonaws.com/some_subfolder/deeper/deeper_still/ever_deeper/really_b
Efter att ha ökat värdet för lång variabel,
SQL> set long 120
SQL> with x(contact_data) as (
select '<?xml version="1.0" encoding="UTF-8"?>
<service_orders count="1">
<service_order order_number="fakefakefake" id="fakefakefake">
<images count="2">
<image src="https://s3.amazonaws.com/some_subfolder/deeper/deeper_still/ever_deeper/really_big_long_url_goes_here"/>
</images>
</service_order>
</service_orders>' from dual
)
select
length(extract(xmltype(contact_data),'/service_orders/service_order/images/image/@src')) as url_length,
extract(xmltype(contact_data),'/service_orders/service_order/images/image/@src') as url
from
x;
URL_LENGTH
----------
URL
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
101
https://s3.amazonaws.com/some_subfolder/deeper/deeper_still/ever_deeper/really_big_long_url_goes_here
Du kan använda funktionen getStringVal för att konvertera XMLType till varchar2, som inte beror på lång variabel.
SQL> set long 80
SQL> with x(contact_data) as (
select '<?xml version="1.0" encoding="UTF-8"?>
<service_orders count="1">
<service_order order_number="fakefakefake" id="fakefakefake">
<images count="2">
<image src="https://s3.amazonaws.com/some_subfolder/deeper/deeper_still/ever_deeper/really_big_long_url_goes_here"/>
</images>
</service_order>
</service_orders>' from dual
)
select
length(extract(xmltype(contact_data),'/service_orders/service_order/images/image/@src')) as url_length,
extract(xmltype(contact_data),'/service_orders/service_order/images/image/@src').getStringval() as url
from
x;
URL_LENGTH
----------
URL
------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
101
https://s3.amazonaws.com/some_subfolder/deeper/deeper_still/ever_deeper/really_big_long_url_goes_here