Packages

c

org.apache.spark.sql.scripting

CompoundNestedStatementIteratorExec

abstract class CompoundNestedStatementIteratorExec extends NonLeafStatementExec

Abstract class for all statements that contain nested statements. Implements recursive iterator logic over all child execution nodes.

Source
SqlScriptingExecutionNode.scala
Linear Supertypes
Known Subclasses
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Inherited
  1. CompoundNestedStatementIteratorExec
  2. NonLeafStatementExec
  3. CompoundStatementExec
  4. Logging
  5. AnyRef
  6. Any
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Visibility
  1. Public
  2. Protected

Instance Constructors

  1. new CompoundNestedStatementIteratorExec(collection: Seq[CompoundStatementExec], label: Option[String] = None)

    collection

    Collection of child execution nodes.

    label

    Label set by user or None otherwise.

Type Members

  1. implicit class LogStringContext extends AnyRef
    Definition Classes
    Logging

Value Members

  1. def getTreeIterator: Iterator[CompoundStatementExec]

    Construct the iterator to traverse the tree rooted at this node in an in-order traversal.

    Construct the iterator to traverse the tree rooted at this node in an in-order traversal.

    returns

    Tree iterator.

    Definition Classes
    CompoundNestedStatementIteratorExecNonLeafStatementExec
  2. val isInternal: Boolean

    Whether the statement originates from the SQL script or is created during the interpretation.

    Whether the statement originates from the SQL script or is created during the interpretation. Example: DropVariable statements are automatically created at the end of each compound.

    Definition Classes
    CompoundStatementExec
  3. def reset(): Unit

    Reset execution of the current node.

    Reset execution of the current node.

    Definition Classes
    CompoundNestedStatementIteratorExecCompoundStatementExec