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Exposes methods which deal with events associated with database operation's. It has methods such as (databaseCreated, databaseDroped, tableCreated, tableDroped, indexCreated).

This module is a rollup of the following modules:

  • Impl
    Exposes API's to get average value of all non-NULL X within a group. String and BLOB values that do not look like numbers are interpreted as 0. The result of avg() is always a floating point value as long as at there is at least one non-NULL input even if all inputs are integers. The result of avg() is NULL if and only if there are no non-NULL inputs.