1. A system comprising: one or more processors; memory storing executable instructions that, when executed by the one or more processors, cause the one or more processors to perform acts comprising: determining whether a statistical record exists in a statistical table of a database containing the statistical table; determining whether the statistical record has expired based on a time element of the statistical record in response to determining that the statistical record exists in the statistical table of the database; sending the statistical record to an inquirer in response to determining that the statistical record has not expired in the database; or invoking a statement of a programming language to compute the statistical record in response to determining that the statistical record does not exist in the database or the statistical record has expired in the database.
1. A system comprising: one or more processors; memory storing executable instructions that, when executed by the one or more processors, cause the one or more processors to perform acts comprising: determining whether a statistical record exists in a statistical table of a database containing the statistical table; determining whether the statistical record has expired based on a time element of the statistical record in response to determining that the statistical record exists in the statistical table of the database; sending the statistical record to an inquirer in response to determining that the statistical record has not expired in the database; or invoking a statement of a programming language to compute the statistical record in response to determining that the statistical record does not exist in the database or the statistical record has expired in the database. 8. The system as recited in claim 1 , the acts further comprising querying the database with a query word matching a keyword that is included in a record identity of the statistical record.