Deveel.Data.Sql.Parser.SelectItemNode Class Reference

A single item selected within a query node tree. More...

Inheritance diagram for Deveel.Data.Sql.Parser.SelectItemNode:

Protected Member Functions
override void	OnNodeInit ()
	After the initialization of the node from the parser, this method is invoked to let the specific initialization to occur. More...
Protected Member Functions inherited from Deveel.Data.Sql.Parser.SqlNode
virtual ISqlNode	OnChildNode (ISqlNode node)
	During the initialization of the node from the parser, this method is called for every child node added to ChildNodes More...

Package Functions
	SelectItemNode ()

Properties
ObjectNameNode	Name [get, private set]
	Gets the name of the item selected, if the kind of item selected is an object name (variable, column, etc.). More...
IExpressionNode	Expression [get, private set]
	Gets an expression to be returned in the result of the selection, if the item is set to be an expression. More...
IdentifierNode	Alias [get, private set]
	Gets an optional name that will uniquely identify the selected item within the query context. More...
Properties inherited from Deveel.Data.Sql.Parser.SqlNode
ISqlNode	Parent [get, private set]
	Gets the parent of the current node. More...
string	NodeName [get, private set]
	Gets the name of the node, as expressed in the SQL grammar. More...
IEnumerable< ISqlNode >	ChildNodes [get, private set]
	Gets an immutable list of nodes, children of the current node. More...
IEnumerable< Token >	Tokens [get, private set]
	Gets an immutable list of Token that represent the source of this node. More...
string ISqlNode.	NodeName [get]
ISqlNode ISqlNode.	Parent [get]
IEnumerable< ISqlNode > ISqlNode.	ChildNodes [get]
IEnumerable< Token > ISqlNode.	Tokens [get]
Properties inherited from Deveel.Data.Sql.Parser.ISqlNode
string	NodeName [get]
	Gets the name of the node analyzed from the parser. More...
ISqlNode	Parent [get]
	Gets a reference to the parent ISqlNode, if any. More...
IEnumerable< ISqlNode >	ChildNodes [get]
	Gets a read-only enumeration of the children nodes, if any. More...
IEnumerable< Token >	Tokens [get]
	Gets an enumeration of the tokens composing the this node. More...

Additional Inherited Members
Public Member Functions inherited from Deveel.Data.Sql.Parser.SqlNode
	SqlNode ()

Detailed Description

A single item selected within a query node tree.

Definition at line 24 of file SelectItemNode.cs.

Constructor & Destructor Documentation

Deveel.Data.Sql.Parser.SelectItemNode.SelectItemNode ( )

inlinepackage

Definition at line 25 of file SelectItemNode.cs.

                                  {
        }

Member Function Documentation

override void Deveel.Data.Sql.Parser.SelectItemNode.OnNodeInit ( )

inlineprotectedvirtual

After the initialization of the node from the parser, this method is invoked to let the specific initialization to occur.

Reimplemented from Deveel.Data.Sql.Parser.SqlNode.

Definition at line 46 of file SelectItemNode.cs.

                                             {
            Expression = ChildNodes.OfType<IExpressionNode>().FirstOrDefault();
            Name = ChildNodes.OfType<ObjectNameNode>().FirstOrDefault();

            var aliasNode = this.FindByName("select_as_opt");
            if (aliasNode != null)
                Alias = aliasNode.FindNode<IdentifierNode>();
        }

Property Documentation

IdentifierNode Deveel.Data.Sql.Parser.SelectItemNode.Alias

getprivate set

Gets an optional name that will uniquely identify the selected item within the query context.

Definition at line 44 of file SelectItemNode.cs.

IExpressionNode Deveel.Data.Sql.Parser.SelectItemNode.Expression

getprivate set

Gets an expression to be returned in the result of the selection, if the item is set to be an expression.

Definition at line 38 of file SelectItemNode.cs.

ObjectNameNode Deveel.Data.Sql.Parser.SelectItemNode.Name

getprivate set

Gets the name of the item selected, if the kind of item selected is an object name (variable, column, etc.).

Definition at line 32 of file SelectItemNode.cs.

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The documentation for this class was generated from the following file:

• /var/calculate/remote/distfiles/egit-src/deveeldb.git/src/deveeldb/Deveel.Data.Sql.Parser/SelectItemNode.cs