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

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File Size: 94 lines (3 kb)
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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

return: bool
param: int $columntype

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

return: string
param: array $sqlfields

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

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

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

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