object UnresolvedAttribute extends AttributeNameParser with Serializable
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- final def ==(arg0: Any): Boolean
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- def apply(name: String): UnresolvedAttribute
Creates an UnresolvedAttribute, parsing segments separated by dots ('.').
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- def parseAttributeName(name: String): Seq[String]
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- AttributeNameParser
- def quoted(name: String): UnresolvedAttribute
Creates an UnresolvedAttribute, from a single quoted string (for example using backticks in HiveQL.
Creates an UnresolvedAttribute, from a single quoted string (for example using backticks in HiveQL. Since the string is consider quoted, no processing is done on the name.
- def quotedString(name: String): UnresolvedAttribute
Creates an UnresolvedAttribute from a string in an embedded language.
Creates an UnresolvedAttribute from a string in an embedded language. In this case we treat it as a quoted identifier, except for '.', which must be further quoted using backticks if it is part of a column name.
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