troubleshooting Question

filter based upon code

Avatar of sam2929
sam2929 asked on
DatabasesOracle Database
19 Comments1 Solution315 ViewsLast Modified:
i have table
Table A

id      item  scan_key
ca_1    001     123
ca_2            456
ca_3
ca_4   002      789
ca_4            897


Table b

scan_key
123
789

i want result as below so i want all ca_1,ca_2 and ca_3 ids but only matching ca_4 based upon table b

id      item  scan_key
ca_1    001     123
ca_2            456
ca_3
ca_4   002      789
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