gsp-graphql-sql
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© 2002-2021 · LAMP/EPFL
© 2002-2021 · LAMP/EPFL
gsp-graphql-sql/edu.gemini.grackle.sql/SqlMappingLike/AliasState

AliasState

edu.gemini.grackle.sql.SqlMappingLike.AliasState
See theAliasState companion object
case class AliasState(next: Int, seenTables: Set[String], tableAliases: Map[(List[String], String), String], seenColumns: Set[String], columnAliases: Map[(List[String], String), String], ownerChain: List[ColumnOwner])

State required to assign table and column aliases.

Used when rendering an SqlQuery as a Fragment. Table aliases are assigned as needed for recursive queries. Column aliases are assigned to disambiguate collections of columns generated by subqueries and unions.

Attributes

Companion:
object
Source:
SqlMapping.scala
Graph
Supertypes
trait Serializable
trait Product
trait Equals
class Object
trait Matchable
class Any

Members list

Concise view

Value members

Concrete methods

def columnDef(column: SqlColumn): (AliasState, (Option[String], String))

Update state to reflect a defining occurence of a column

Update state to reflect a defining occurence of a column

Attributes

Source:
SqlMapping.scala
def columnRef(column: SqlColumn): (AliasState, (Option[String], String))

Yields the possibly aliased name of the supplied column

Yields the possibly aliased name of the supplied column

Attributes

Source:
SqlMapping.scala
def popOwner: (AliasState, ColumnOwner)

Update state to restore the current column owner while traversing the SqlQuery being rendered

Update state to restore the current column owner while traversing the SqlQuery being rendered

Attributes

Source:
SqlMapping.scala
def pushOwner(owner: ColumnOwner): (AliasState, Unit)

Update state to reflect the current column owner while traversing the SqlQuery being rendered

Update state to reflect the current column owner while traversing the SqlQuery being rendered

Attributes

Source:
SqlMapping.scala
def tableDef(table: TableExpr): (AliasState, String)

Update state to reflect a defining occurence of a table

Update state to reflect a defining occurence of a table

Attributes

Source:
SqlMapping.scala
def tableRef(table: TableExpr): (AliasState, String)

Yields the possibly aliased name of the supplied table

Yields the possibly aliased name of the supplied table

Attributes

Source:
SqlMapping.scala

Inherited methods

def productElementNames: Iterator[String]

Attributes

Inherited from:
Product
def productIterator: Iterator[Any]

Attributes

Inherited from:
Product
Generated with
© 2002-2021 · LAMP/EPFL
© 2002-2021 · LAMP/EPFL