summarize

type ColumnInformation struct {
	Name string
	Pos  Position
}

type ColumnUsage struct {
	Percentage float64
	Count      int
}

type FailuresSummary struct {
	Error string
	Count int
}

type Highlighter func(out io.Writer, query string) error

type PlanAnalysis struct {
	PassThrough  int
	SimpleRouted int
	Complex      int
	Unplannable  int
	// contains filtered or unexported fields
}

type Position int

type QueryPattern struct {
	Type           string
	Table          string
	Predicates     []string
	UpdatedColumns []string
}

type QuerySummary struct {
	Q TracedQuery
	RouteCalls,
	RowsSent,
	RowsInMemory,
	ShardsQueried int
}

type Summary struct {
	Tables       []*TableSummary
	Failures     []FailuresSummary
	Transactions []TransactionSummary
	HotQueries   []keys.QueryAnalysisResult

	AnalyzedFiles []string

	Joins       []joinDetails
	HasRowCount bool
	// contains filtered or unexported fields
}

type SummaryOutput struct {
	Summary
	DateOfAnalysis string
}

type TableSummary struct {
	Table            string
	ReadQueryCount   int
	WriteQueryCount  int
	ColumnUses       map[string]ColumnUsage
	JoinPredicates   []operators.JoinPredicate
	Failed           bool
	RowCount         int
	ReferencedTables []*dbinfo.ForeignKey
}

type TemplateColumn struct {
	ColInfo ColumnInformation
	Usage   ColumnUsage
}

type Trace struct {
	OperatorType       string  `json:"OperatorType"`
	Variant            string  `json:"Variant"`
	NoOfCalls          int     `json:"NoOfCalls"`
	AvgNumberOfRows    float64 `json:"AvgNumberOfRows"`
	MedianNumberOfRows float64 `json:"MedianNumberOfRows"`
	ShardsQueried      int     `json:"ShardsQueried"`
	Inputs             []Trace `json:"Inputs,omitempty"`
}

type TracedQuery struct {
	Trace      Trace  `json:"Trace"`
	Query      string `json:"Query"`
	LineNumber string `json:"LineNumber"`
}

type TransactionSummary struct {
	Count   int
	Queries []QueryPattern

	// Joins contain a list of columns that are joined together.
	// Each outer slice is one set of columns that are joined together.
	Joins [][]string
}