MKTSEGMENTPASSIVE
                                        This table contains segment information specific to media outlets, time slots and marketing locations.  
                                        Primary Key
                                        
                                            
                                                
                                                    | Primary Key | Field Type | 
                                            
                                            
                                                
                                                    | ID | uniqueidentifier | 
                                            
                                        
                                        Fields
                                        
                                            
                                                
                                                    | Field | Field Type | Null | Notes | Description | 
                                            
                                            
                                                
                                                    | IMPRESSIONS | int |  | Default = 0 | The number of impressions expected for this segment. | 
                                                
                                                    | INACTIVE | bit |  | Default = 0 | Indicates that the segment is no longer active. | 
                                                
                                                    | SCHEDULESTARTTIME | time | yes |  | Indicates the start time of a time slot segment. | 
                                                
                                                    | SCHEDULEENDTIME | time | yes |  | Indicates the end time of a time slot segment. | 
                                                
                                                    | SCHEDULEDURATION | int |  | Default = 0 | The length of the time slot in seconds. | 
                                                
                                                    | LOCATIONPOSTCODE | nvarchar(12) |  | Default = '' | The marketing location's post code. | 
                                                
                                                    | LOCATIONCITY | nvarchar(50) |  | Default = '' | The marketing location's city. | 
                                                
                                                    | LOCATIONADDRESSBLOCK | nvarchar(150) |  | Default = '' | The marketing location's street address. | 
                                                
                                                    | DATEADDED | datetime |  | Default = getdate() | Indicates the date this record was added. | 
                                                
                                                    | DATECHANGED | datetime |  | Default = getdate() | Indicates the date this record was last changed. | 
                                                
                                                    | TS | timestamp |  |  | Timestamp. | 
                                                
                                                    | TSLONG | bigint (Computed) | yes | CONVERT(bigint, TS) | Numeric representation of the timestamp. | 
                                                
                                                    | IMPRESSIONCALCULATIONMETHODCODE | tinyint |  | Default = 0 | The method to be used to determine the total number of impressions contributed to a marketing effort by the segment. | 
                                                
                                                    | IMPRESSIONCALCULATIONMETHOD | nvarchar(20) (Computed) | yes | CASE [IMPRESSIONCALCULATIONMETHODCODE] WHEN 0 THEN N'Per day' WHEN 1 THEN N'Per marketing effort' END | Provides a translation for the 'IMPRESSIONCALCULATIONMETHODCODE' field. | 
                                            
                                        
                                        Foreign Keys
                                        
                                            
                                                
                                                    | Foreign Key | Field Type | Null | Notes | Description | 
                                            
                                            
                                                
                                                    | ID | uniqueidentifier |  | MKTSEGMENT.ID | Primary Key. | 
                                                
                                                    | VENDORID | uniqueidentifier | yes | VENDOR.ID | The segment's vendor. | 
                                                
                                                    | PARENTMEDIAOUTLETSEGMENTID | uniqueidentifier | yes | MKTSEGMENT.ID | The media outlet segment to which this time slot belongs. | 
                                                
                                                    | LOCATIONCOUNTRYID | uniqueidentifier | yes | COUNTRY.LOCALID | The marketing location's country. | 
                                                
                                                    | LOCATIONSTATEID | uniqueidentifier | yes | STATE.LOCALID | The marketing location's state. | 
                                                
                                                    | ADDEDBYID | uniqueidentifier |  | CHANGEAGENT.ID | FK to CHANGEAGENT. | 
                                                
                                                    | CHANGEDBYID | uniqueidentifier |  | CHANGEAGENT.ID | FK to CHANGEAGENT. | 
                                            
                                        
                                        Indexes
                                        
                                            
                                                
                                                    | Index Name | Fields | Unique | Primary | Clustered | 
                                            
                                            
                                                
                                                    | IX_MKTSEGMENTPASSIVE_DATEADDED | DATEADDED |  |  | yes | 
                                                
                                                    | IX_MKTSEGMENTPASSIVE_DATECHANGED | DATECHANGED |  |  |  | 
                                                
                                                    | IX_MKTSEGMENTPASSIVE_LOCATIONCOUNTRYID | LOCATIONCOUNTRYID |  |  |  | 
                                                
                                                    | IX_MKTSEGMENTPASSIVE_LOCATIONSTATEID | LOCATIONSTATEID |  |  |  | 
                                                
                                                    | IX_MKTSEGMENTPASSIVE_PARENTMEDIAOUTLETSEGMENTID | PARENTMEDIAOUTLETSEGMENTID |  |  |  | 
                                                
                                                    | IX_MKTSEGMENTPASSIVE_VENDORID | VENDORID |  |  |  | 
                                                
                                                    | PK_MKTSEGMENTPASSIVE | ID | yes | yes |  | 
                                            
                                        
                                        Triggers