common

package

v1.4.0 Latest Latest Go to latest Published: Sep 17, 2019 License: Apache-2.0 Imports: 7 Imported by: 0

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
Learn more about best practices

Repository

github.com/garugaru/parquet-go

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Documentation ¶

Index ¶

func BitNum(num uint64) uint64
func Cmp(ai interface{}, bi interface{}, pT *parquet.Type, cT *parquet.ConvertedType) bool
func CmpIntBinary(as string, bs string, order string, signed bool) bool
func DeepCopy(src, dst interface{})
func HeadToUpper(str string) string
func Max(a interface{}, b interface{}, pT *parquet.Type, cT *parquet.ConvertedType) interface{}
func Min(a interface{}, b interface{}, pT *parquet.Type, cT *parquet.ConvertedType) interface{}
func NewSchemaElementFromTagMap(info *Tag) *parquet.SchemaElement
func PathStrIndex(str string) int
func PathToStr(path []string) string
func SizeOf(val reflect.Value) int64
func StrToPath(str string) []string
type Tag

Constants ¶

This section is empty.

Variables ¶

This section is empty.

Functions ¶

func BitNum ¶

func BitNum(num uint64) uint64

Get the number of bits needed by the num; 0 needs 0, 1 need 1, 2 need 2, 3 need 2 ....

func Cmp ¶

func Cmp(ai interface{}, bi interface{}, pT *parquet.Type, cT *parquet.ConvertedType) bool

Compare two values: a<b return true a>=b return false

func CmpIntBinary ¶

func CmpIntBinary(as string, bs string, order string, signed bool) bool

func DeepCopy ¶

func DeepCopy(src, dst interface{})

func HeadToUpper ¶

func HeadToUpper(str string) string

Convert the first letter of a string to uppercase

func Max ¶

func Max(a interface{}, b interface{}, pT *parquet.Type, cT *parquet.ConvertedType) interface{}

Get the maximum of two parquet values

func Min ¶

func Min(a interface{}, b interface{}, pT *parquet.Type, cT *parquet.ConvertedType) interface{}

Get the minimum of two parquet values

func NewSchemaElementFromTagMap ¶

func NewSchemaElementFromTagMap(info *Tag) *parquet.SchemaElement

func PathStrIndex ¶ added in v1.4.0

func PathStrIndex(str string) int

Get the pathStr index in a path

func PathToStr ¶

func PathToStr(path []string) string

Convert path slice to string

func SizeOf ¶

func SizeOf(val reflect.Value) int64

Get the size of a parquet value

func StrToPath ¶

func StrToPath(str string) []string

Convert string to path slice

Types ¶

type Tag ¶

type Tag struct {
	InName string
	ExName string

	Type      string
	KeyType   string
	ValueType string

	BaseType      string
	KeyBaseType   string
	ValueBaseType string

	Length      int32
	KeyLength   int32
	ValueLength int32

	Scale      int32
	KeyScale   int32
	ValueScale int32

	Precision      int32
	KeyPrecision   int32
	ValuePrecision int32

	FieldID      int32
	KeyFieldID   int32
	ValueFieldID int32

	Encoding      parquet.Encoding
	KeyEncoding   parquet.Encoding
	ValueEncoding parquet.Encoding

	RepetitionType      parquet.FieldRepetitionType
	KeyRepetitionType   parquet.FieldRepetitionType
	ValueRepetitionType parquet.FieldRepetitionType
}

`parquet:"name=Name, type=FIXED_LEN_BYTE_ARRAY, length=12"`

func GetKeyTagMap ¶

func GetKeyTagMap(src *Tag) *Tag

Get key tag map for map

func GetValueTagMap ¶

func GetValueTagMap(src *Tag) *Tag

Get value tag map for map

func NewTag ¶

func NewTag() *Tag

func StringToTag ¶

func StringToTag(tag string) *Tag

Source Files ¶

View all Source files

common.go

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