@Override
        public void accept(ExecutedBatch executedBatch) {
            // has been copied within the executed batch
            this.modifiedRowCounts = executedBatch.updateCounts;
        }
Returns the number of bindings in this batch.

@return the number of bindings in this batch.
core/src/main/java/org/jdbi/v3/core/statement/PreparedBatch.java