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/reportbuilder/classes/local/aggregation/ -> countdistinct.php (source)

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Differences Between: [Versions 400 and 401]

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File Size: 95 lines (3 kb)
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Includes or requires: 0 files

Defines 1 class

countdistinct:: (5 methods):
  get_name()
  compatible()
  get_column_field_sql()
  get_field_sql()
  format_value()


Class: countdistinct  - X-Ref

Column count distinct aggregation type

get_name()   X-Ref
Return aggregation name

return: lang_string

compatible(int $columntype)   X-Ref
This aggregation can be performed on all column types

param: int $columntype
return: bool

get_column_field_sql(array $sqlfields)   X-Ref
Override base method to ensure all SQL fields are concatenated together if there are multiple

param: array $sqlfields
return: string

get_field_sql(string $field, int $columntype)   X-Ref
Return the aggregated field SQL

param: string $field
param: int $columntype
return: string

format_value($value, array $values, array $callbacks, int $columntype)   X-Ref
Return formatted value for column when applying aggregation

param: mixed $value
param: array $values
param: array $callbacks
param: int $columntype
return: int