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org.apache.spark.sql.delta

DeltaMergeActionResolverBase

trait DeltaMergeActionResolverBase extends AnyRef

Base trait with helpers for resolving DeltaMergeAction.

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AnyRef, Any
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BatchedDeltaMergeActionResolver, IndividualDeltaMergeActionResolver
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Abstract Value Members

  1. abstract def conf: SQLConf

    The SQL configuration for this query.

  2. abstract def resolve(clauseType: String, plansToResolveAction: Seq[LogicalPlan], shouldTryUnresolvedTargetExprOnSource: Boolean, deltaMergeActions: Seq[DeltaMergeAction]): Seq[DeltaMergeAction]

    Takes a sequence of DeltaMergeActions and returns the corresponding resolved DeltaMergeActions.

  3. abstract def resolveExprsFn: ResolveExpressionsFn

    Function we want to use for resolving expressions.

  4. abstract def source: LogicalPlan

    The resolved source plan of the MERGE INTO statement.

  5. abstract def target: LogicalPlan

    The resolved target plan of the MERGE INTO statement.

Concrete Value Members

  1. final def !=(arg0: Any): Boolean
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  2. final def ##(): Int
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  3. final def ==(arg0: Any): Boolean
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  4. final def asInstanceOf[T0]: T0
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  5. def buildDeltaMergeAction(resolvedKey: Expression, resolvedRHSExpr: Expression, mergeClauseTypeStr: String): DeltaMergeAction

    Takes the resolvedKey which refers to the target column in the relation and the corresponding resolvedRHSExpr which describes the assignment value and return a resolved DeltaMergeAction.

    Takes the resolvedKey which refers to the target column in the relation and the corresponding resolvedRHSExpr which describes the assignment value and return a resolved DeltaMergeAction.

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  6. def clone(): AnyRef
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  9. def finalize(): Unit
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  15. final def notifyAll(): Unit
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  16. def resolveSingleTargetColumn(unresolvedAttribute: UnresolvedAttribute, mergeClauseTypeStr: String, shouldTryUnresolvedTargetExprOnSource: Boolean): Expression

    Try to resolve a single target column in the Merge action.

    Try to resolve a single target column in the Merge action.

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  17. final def synchronized[T0](arg0: ⇒ T0): T0
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  18. def toString(): String
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