UnresolvedTableOrView Leaf Logical Operator¶
UnresolvedTableOrView
is a leaf logical operator.
Creating Instance¶
UnresolvedTableOrView
takes the following to be created:
- Multi-Part Identifier
- Command Name
-
allowTempView
flag (default:true
)
UnresolvedTableOrView
is created when:
AstBuilder
is requested to visitDropTable, visitDescribeRelation, visitAnalyze, visitShowCreateTable, visitRefreshTable, visitShowColumns, visitShowTblProperties
resolved¶
resolved: Boolean
resolved
is part of the LogicalPlan abstraction.
resolved
is false
.
Logical Analysis¶
UnresolvedTableOrView
is resolved to the following logical operators:
ResolvedView
(byResolveTempViews
and ResolveRelations logical resolution rules)- ResolvedTable (by
ResolveTables
and ResolveRelations logical resolution rules)