Large data banks List Report Case

Bank business data query, often encounter large amounts of data inventory report. Since the query entered by the user may be very broad, and therefore identify hundreds of millions or even billions of dollars on the line of record, such as water bank records from the database; in order to avoid running out of memory, usually a relational database using a paging mechanism to do , but the results are often unsatisfactory; in some cases even the bottom using a non-relational database, which will aggravate the complexity of the problem. For this type of scenario, set the calculator can give you a satisfactory answer!