Class: Norikra::Query::ASTSubSelectNode

Inherits:

ASTNode

• Object
• ASTNode
• Norikra::Query::ASTSubSelectNode

Defined in:

lib/norikra/query/ast.rb

Instance Attribute Summary

Attributes inherited from ASTNode

#children, #name, #tree

Instance Method Summary

• #nodetype?(*sym) ⇒ Boolean

  [“startEPLExpressionRule”, [“eplExpression”, [“selectExpr”, “select”, [“selectClause”, [“selectionList”, [“selectionListElement”, “*”]]], “from”, [“fromClause”, [“streamExpression”, [“eventFilterExpression”, [“classIdentifier”, [“escapableStr”, “RfidEvent”]]], “as”, “RFID”], “regularJoin”], “where”, [“whereClause”, [“evalOrExpression”, [“evalAndExpression”, [“bitWiseExpression”, [“negatedExpression”, [“evalEqualsExpression”, [“evalRelationalExpression”, [“concatenationExpr”, [“additiveExpression”, [“multiplyExpression”, [“unaryExpression”, [“constant”, [“stringconstant”, “"Dock 1"”]]]]]]], “=”, [“evalRelationalExpression”, [“concatenationExpr”, [“additiveExpression”, [“multiplyExpression”, [“unaryExpression”, [“rowSubSelectExpression”, [“subQueryExpr”, “(”, “select”, [“selectionList”, [“selectionListElement”, [“selectionListElementExpr”, [“expression”, EXPRESSION…]]]], “from”, [“subSelectFilterExpr”, [“eventFilterExpression”, [“classIdentifier”, [“escapableStr”, “Zones”]]], “.”, [“viewExpression”, “std”, “:”, “unique”, “(”, [“expressionWithTimeList”, [“expressionWithTimeInclLast”, [“expressionWithTime”, [“expressionQualifyable”, [“expression”, EXPRESSION…]]]]], “)”]], “where”, [“whereClause”, …], “)”]]]]]]]]]]]]]]], “<EOF>”].

Methods inherited from ASTNode

#child, #fields, #find, #initialize, #listup, #to_a

Constructor Details

This class inherits a constructor from Norikra::Query::ASTNode

Instance Method Details

#nodetype?(*sym) ⇒ Boolean

[“startEPLExpressionRule”,

["eplExpression",
  ["selectExpr",
    "select",
    ["selectClause", ["selectionList", ["selectionListElement", "*"]]],
    "from",
    ["fromClause",
      ["streamExpression", ["eventFilterExpression", ["classIdentifier", ["escapableStr", "RfidEvent"]]], "as", "RFID"],
      "regularJoin"],
    "where",
    ["whereClause",
      ["evalOrExpression", ["evalAndExpression", ["bitWiseExpression", ["negatedExpression",
              ["evalEqualsExpression", ["evalRelationalExpression", ["concatenationExpr", ["additiveExpression",
                      ["multiplyExpression", ["unaryExpression",
                          ["constant", ["stringconstant", "\"Dock 1\""]]]]]]],
                "=",
                ["evalRelationalExpression",
                  ["concatenationExpr", ["additiveExpression", ["multiplyExpression", ["unaryExpression",
                          ["rowSubSelectExpression",
                            ["subQueryExpr",
                              "(",
                              "select",
                              ["selectionList",
                                ["selectionListElement",
                                  ["selectionListElementExpr",
                                    ["expression", EXPRESSION...]]]],
                              "from",
                              ["subSelectFilterExpr",
                                ["eventFilterExpression", ["classIdentifier", ["escapableStr", "Zones"]]],
                                ".",
                                ["viewExpression",
                                  "std",
                                  ":",
                                  "unique",
                                  "(",
                                  ["expressionWithTimeList",
                                    ["expressionWithTimeInclLast",
                                      ["expressionWithTime",
                                        ["expressionQualifyable",
                                          ["expression", EXPRESSION...]]]]],
                                  ")"]],
                              "where",
                              ["whereClause", ...],
                              ")"]]]]]]]]]]]]]]],
"<EOF>"]

Returns:

• (Boolean)

# File 'lib/norikra/query/ast.rb', line 1340

def nodetype?(*sym)
  sym.include?(:subquery)
end