Write a SQL query to find the second-highest loan disbursement amount from a transactions table without using the LIMIT clause for Navi.
Use the transactions table and consider only rows whose transaction type is DISBURSEMENT. The result should identify the second-highest distinct amount, ignoring NULL values and duplicate amounts.
second_highest_disbursement.| Column | Type | Description |
|---|---|---|
| transaction_idPK | INT | Unique transaction identifier |
| transaction_type | VARCHAR(20) | Transaction classification |
| amount | NUMERIC(14,2) | Transaction amount in the account currency |