clickhouse

Documentation

Index

• func NewClickHouse(ctx context.Context, connection driver.Conn) *clickHouse
• func TestSQLBuilderExecutionColumnMapping(t *testing.T)
• func TestSQLBuilderExecutionColumnOverageMapping(t *testing.T)
• type SQLBuilder
  • func NewGaugeMetricSQLBuilder() SQLBuilder
  • func NewSumMetricSQLBuilder() SQLBuilder
• type SelectResult
• type SelectResultGrouped

Functions

func NewClickHouse

func NewClickHouse(ctx context.Context,
	connection driver.Conn) *clickHouse

func TestSQLBuilderExecutionColumnMapping

func TestSQLBuilderExecutionColumnMapping(t *testing.T)

func TestSQLBuilderExecutionColumnOverageMapping

func TestSQLBuilderExecutionColumnOverageMapping(t *testing.T)

Types

type SQLBuilder

type SQLBuilder interface {
	MetricName(name string) SQLBuilder
	GetMetricName() string
	Select(columns ...string) SQLBuilder
	From(table string) SQLBuilder
	Where(condition ...string) SQLBuilder
	Range(start, end time.Time) SQLBuilder
	Group(groups ...string) SQLBuilder
	Interval(interval int) SQLBuilder
	Build() (string, error)
	ValidateBuilder() error
}

SQLBuilder is the interface for building SQL statements.

func NewGaugeMetricSQLBuilder

func NewGaugeMetricSQLBuilder() SQLBuilder

func NewSumMetricSQLBuilder

func NewSumMetricSQLBuilder() SQLBuilder

type SelectResult

type SelectResult struct {
	Attr1     string
	Attr2     string
	Attr3     string
	Attr4     string
	Attr5     string
	UsageTime time.Time
	Usage     float64
}

type SelectResultGrouped

type SelectResultGrouped struct {
	Attr1     string
	UsageTime time.Time
	Usage     float64
}