/mcpKeys and NULL Option Data Type Description Name AK-1 NOT NULL DBFLT8 Unique identity that is assigned to each record and used internally by the Unified ICM or Unified CC Enterprise software to track records. RecoveryKey NULL DBINT The number of requests rejected by the Application Gateway during the half-hour interval. RejectsToHalf NULL DBINT The number of requests that are sent to the Application Gateway during the half-hour interval. RequestsToHalf NULL DBINT The number of requests sent to the Application Gateway that timed out during the half-hour interval. TimeoutsToHalf PK NOT NULL DBINT The Central Controller’s time zone for the date and time. The value is the offset in minutes from UTC (formerly GMT).The value is negative for time zones to the east of UTC and positive for time zones to the west of UTC. TimeZone NULL DBINT Number of requests attempted while no Application Gateway was available during the half-hour interval. UnavailableToHalf Application_Instance This table is part of the Media Routing category (see Media Routing, on page 623). For database rules, see Media Routing Tables, on page 699. The table contains configuration data about external application instances. The data in this table enables the software to identify application instances and grant them access to the Configuration Management Service (CMS). This table is populated initially with default Application Instances as listed in the ApplicationInstanceID field, below. Related Table • Application_Path, on page 92 (through ApplicationInstanceID) Table 54: Indexes for Application_Instance Table index_keys index_description index_name ApplicationInstanceID Primary key XPKApplication_Instance EnterpriseName Unique key XAK1Application_Instance Database Schema Handbook for Cisco Unified Contact Center Enterprise, Release 15.0(1) 91 All Tables Application_Instance