Bank details finding query
Validation to check whether the given bank already exists
SELECT COUNT(*)
FROM (SELECT aba.bank_account_name,
aba.bank_account_num,
aba.currency_code,
abb.bank_name,
abb.bank_branch_name,
abb.bank_num,
--abb.bank_number
abb.country
FROM ap_bank_accounts aba,
ap_bank_branches abb
WHERE abb.bank_branch_id = aba.bank_branch_id ) BANK
WHERE bank_account_num = NVL(cur_cust_bnk.bank_account_num,bank_account_num)
AND bank_account_name = NVL(cur_cust_bnk.bank_account_name,bank_account_name)
AND bank_name = NVL(cur_cust_bnk.bank_name,bank_name)
AND bank_num = NVL(cur_cust_bnk.bank_num,bank_num)
--AND NVL(bank_number,1)= NVL(NVL(cur_cust_bnk.bank_number,bank_number),1)
AND bank_branch_name = NVL(cur_cust_bnk.bank_branch_name,bank_branch_name)
AND currency_code = NVL(cur_cust_bnk.bank_account_currency_code,currency_code)
AND country = NVL(cur_cust_bnk.bank_branch_country,country);
