class IndividualDeltaMergeActionResolver extends DeltaMergeActionResolverBase
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- new IndividualDeltaMergeActionResolver(target: LogicalPlan, source: LogicalPlan, conf: SQLConf, resolveExprsFn: ResolveExpressionsFn)
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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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- DeltaMergeActionResolverBase
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val
conf: SQLConf
The SQL configuration for this query.
The SQL configuration for this query.
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- IndividualDeltaMergeActionResolver → DeltaMergeActionResolverBase
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def
resolve(mergeClauseTypeStr: String, plansToResolveAction: Seq[LogicalPlan], shouldTryUnresolvedTargetExprOnSource: Boolean, deltaMergeActions: Seq[DeltaMergeAction]): Seq[DeltaMergeAction]
Resolve DeltaMergeAction, one at a time.
Resolve DeltaMergeAction, one at a time.
- Definition Classes
- IndividualDeltaMergeActionResolver → DeltaMergeActionResolverBase
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val
resolveExprsFn: ResolveExpressionsFn
Function we want to use for resolving expressions.
Function we want to use for resolving expressions.
- Definition Classes
- IndividualDeltaMergeActionResolver → DeltaMergeActionResolverBase
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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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- protected
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- DeltaMergeActionResolverBase
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val
source: LogicalPlan
The resolved source plan of the MERGE INTO statement.
The resolved source plan of the MERGE INTO statement.
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- IndividualDeltaMergeActionResolver → DeltaMergeActionResolverBase
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final
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synchronized[T0](arg0: ⇒ T0): T0
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val
target: LogicalPlan
The resolved target plan of the MERGE INTO statement.
The resolved target plan of the MERGE INTO statement.
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- IndividualDeltaMergeActionResolver → DeltaMergeActionResolverBase
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def
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