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Adds max and min fact column types.

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This commit is contained in:
Abhinav Sarkar 2016-01-07 02:41:32 +05:30
parent 089ce59f20
commit 4a7682320b
4 changed files with 12 additions and 0 deletions
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2
app/Ringo/InputParser.hs
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@ -59,6 +59,8 @@ instance FromJSON FactColumn where
"factsum" -> FactSum <$> o .: "sourcecolumn" <*> o .: "column"
"factaverage" -> FactAverage <$> o .: "sourcecolumn" <*> o .: "column"
"factcountdistinct" -> FactCountDistinct <$> o .:? "sourcecolumn" <*> o .: "column"
"factmax" -> FactMax <$> o .: "sourcecolumn" <*> o .: "column"
"factmin" -> FactMin <$> o .: "sourcecolumn" <*> o .: "column"
_ -> fail $ "Invalid fact column type: " ++ cType
parseJSON o = fail $ "Cannot parse fact column: " ++ show o

2
src/Ringo/Extractor.hs
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@ -37,6 +37,8 @@ extractFactTable fact = do
TenantId cName -> [ notNullSourceColumnCopy cName ]
FactCount _ cName -> [ Column cName countColType NotNull ]
FactSum scName cName -> [ notNullSourceColumnRename scName cName ]
FactMax scName cName -> [ notNullSourceColumnRename scName cName ]
FactMin scName cName -> [ notNullSourceColumnRename scName cName ]
FactAverage scName cName ->
[ Column (cName <> settingAvgCountColumSuffix) countColType NotNull
, notNullSourceColumnRename scName (cName <> settingAvgSumColumnSuffix)

4
src/Ringo/Generator/Populate/Fact.hs
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@ -141,6 +141,10 @@ factTablePopulateSQL popMode fact = do
[ (cName, "count(" <> maybe "*" (fullColumnName fTableName) scName <> ")", False) ]
FactSum scName cName ->
[ (cName, "sum(" <> fullColumnName fTableName scName <> ")", False) ]
FactMax scName cName ->
[ (cName, "max(" <> fullColumnName fTableName scName <> ")", False) ]
FactMin scName cName ->
[ (cName, "min(" <> fullColumnName fTableName scName <> ")", False) ]
FactAverage scName cName ->
[ ( cName <> settingAvgCountColumSuffix
, "count(" <> fullColumnName fTableName scName <> ")"

4
src/Ringo/Types.hs
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@ -57,6 +57,8 @@ data FactColumn = DimTime !ColumnName
| FactSum !ColumnName !ColumnName
| FactAverage !ColumnName !ColumnName
| FactCountDistinct !(Maybe ColumnName) !ColumnName
| FactMax !ColumnName !ColumnName
| FactMin !ColumnName !ColumnName
deriving (Eq, Show)
factSourceColumnName :: FactColumn -> Maybe ColumnName
@ -69,6 +71,8 @@ factSourceColumnName (FactCount cName _) = cName
factSourceColumnName (FactSum cName _) = Just cName
factSourceColumnName (FactAverage cName _) = Just cName
factSourceColumnName (FactCountDistinct cName _) = cName
factSourceColumnName (FactMax cName _) = Just cName
factSourceColumnName (FactMin cName _) = Just cName
data Settings = Settings
{ settingDimPrefix :: !Text