Transaction account checking method and device, storage medium and processor

The invention discloses a transaction account checking method and device, a storage medium and a processor. The method comprises the steps that configuration information of a target transaction is acquired, the target transaction is a transaction to be reconciliated, the configuration information at least comprises the name of the target transaction and data streams involved in processing of the target transaction, and the data streams are at least one data stream extracted from a target system in real time; the target system is at least one system used for processing transactions; a target data stream is obtained, and the target data stream is used for representing a set of multiple data streams extracted from a target system in real time; and performing account checking on the target transaction according to the configuration information of the target transaction and the target data stream. Through the account checking method and device, the problem that the account checking effect on the transaction data i