本文整理汇总了Golang中github.com/influxdb/influxdb/influxql.Statement.IsSimpleDerivative方法的典型用法代码示例。如果您正苦于以下问题：Golang Statement.IsSimpleDerivative方法的具体用法？Golang Statement.IsSimpleDerivative怎么用？Golang Statement.IsSimpleDerivative使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类github.com/influxdb/influxdb/influxql.Statement的用法示例。
在下文中一共展示了Statement.IsSimpleDerivative方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: CreateMapper
func (s *Store) CreateMapper(shardID uint64, stmt influxql.Statement, chunkSize int) (Mapper, error) {
shard := s.Shard(shardID)
switch stmt := stmt.(type) {
case *influxql.SelectStatement:
if (stmt.IsRawQuery && !stmt.HasDistinct()) || stmt.IsSimpleDerivative() {
m := NewRawMapper(shard, stmt)
m.ChunkSize = chunkSize
return m, nil
}
return NewAggregateMapper(shard, stmt), nil
case *influxql.ShowMeasurementsStatement:
m := NewShowMeasurementsMapper(shard, stmt)
m.ChunkSize = chunkSize
return m, nil
case *influxql.ShowTagKeysStatement:
return NewShowTagKeysMapper(shard, stmt, chunkSize), nil
default:
return nil, fmt.Errorf("can't create mapper for statement type: %T", stmt)
}
}