explain the steps in Figure $15\mathrm{.}1$Typical steps whenprocessing a high$-$level query.Query in a high level languageScanning, parsing, and validatingImmediate form of queryQuery optimizerExecution planQuery code generatorCode to execute the queryRuntime database processorResult of queryCode can be:Executed directly $($Ginterpreted mode$)$Stored and executed later wheneverneeded $($compiled mode$)$