Database.TxtSushi.SQLFunctionDefinitions

SQL Function definitions. This is where you can extend TxtSushi by adding new function definitions.

Documentation

data SQLFunction

Constructors

SQLFunction

Fields

functionName :: String

minArgCount :: Int

argCountIsFixed :: Bool

functionGrammar :: String

functionDescription :: String

applyFunction :: [EvaluatedExpression] -> EvaluatedExpression

normalSyntaxFunctions :: [SQLFunction]

infixFunctions :: [[SQLFunction]]

specialFunctions :: [SQLFunction]

negateFunction :: SQLFunction

countFunction :: SQLFunction

substringFromToFunction :: SQLFunction

substringFromFunction :: SQLFunction

SUBSTRING(extraction_string FROM starting_position [FOR length] [COLLATE collation_name]) TODO implement COLLATE part

notFunction :: SQLFunction