arrowutil

package
v0.195.1 Latest Latest
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 Go to latest Published: Sep 17, 2023 License: MIT Imports: 8 Imported by: 0

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Constants

This section is empty.

Variables

This section is empty.

Functions

func BooleanCompare 

func BooleanCompare(x, y *array.Boolean, i, j int) int

func BooleanCompareDesc 

func BooleanCompareDesc(x, y *array.Boolean, i, j int) int

func Compare 

func Compare(x, y array.Array, i, j int) int

Compare will compare two values in the various arrays. The result will be 0 if x[i] == y[j], -1 if x[i] < y[j], and +1 if x[i] > y[j]. A null value is always less than every non-null value.

func CompareDesc 

func CompareDesc(x, y array.Array, i, j int) int

CompareDesc will compare two values in the various arrays. The result will be 0 if x[i] == y[j], -1 if x[i] > y[j], and +1 if x[i] < y[j]. A null value is always greater than every non-null value.

func CopyBooleanValue 

func CopyBooleanValue(b *array.BooleanBuilder, arr *array.Boolean, i int)

func CopyBooleansByIndex 

func CopyBooleansByIndex(arr *array.Boolean, indices *array.Int, mem memory.Allocator) *array.Boolean

func CopyBooleansByIndexTo 

func CopyBooleansByIndexTo(b *array.BooleanBuilder, arr *array.Boolean, indices *array.Int)

func CopyBooleansTo 

func CopyBooleansTo(b *array.BooleanBuilder, arr *array.Boolean)

func CopyByIndex 

func CopyByIndex(arr array.Array, indices *array.Int, mem memory.Allocator) array.Array

CopyByIndex will copy the contents of the array at the given indices into a new array.

func CopyByIndexTo 

func CopyByIndexTo(b array.Builder, arr array.Array, indices *array.Int)

CopyByIndexTo will copy the contents of the array at the given indices into a new array builder.

func CopyFloatValue 

func CopyFloatValue(b *array.FloatBuilder, arr *array.Float, i int)

func CopyFloatsByIndex 

func CopyFloatsByIndex(arr *array.Float, indices *array.Int, mem memory.Allocator) *array.Float

func CopyFloatsByIndexTo 

func CopyFloatsByIndexTo(b *array.FloatBuilder, arr *array.Float, indices *array.Int)

func CopyFloatsTo 

func CopyFloatsTo(b *array.FloatBuilder, arr *array.Float)

func CopyIntValue 

func CopyIntValue(b *array.IntBuilder, arr *array.Int, i int)

func CopyIntsByIndex 

func CopyIntsByIndex(arr *array.Int, indices *array.Int, mem memory.Allocator) *array.Int

func CopyIntsByIndexTo 

func CopyIntsByIndexTo(b *array.IntBuilder, arr *array.Int, indices *array.Int)

func CopyIntsTo 

func CopyIntsTo(b *array.IntBuilder, arr *array.Int)

func CopyStringValue 

func CopyStringValue(b *array.StringBuilder, arr *array.String, i int)

func CopyStringsByIndex 

func CopyStringsByIndex(arr *array.String, indices *array.Int, mem memory.Allocator) *array.String

func CopyStringsByIndexTo 

func CopyStringsByIndexTo(b *array.StringBuilder, arr *array.String, indices *array.Int)

func CopyStringsTo 

func CopyStringsTo(b *array.StringBuilder, arr *array.String)

func CopyTo 

func CopyTo(b array.Builder, arr array.Array)

CopyTo will copy the contents of the array into a new array builder.

func CopyUintValue 

func CopyUintValue(b *array.UintBuilder, arr *array.Uint, i int)

func CopyUintsByIndex 

func CopyUintsByIndex(arr *array.Uint, indices *array.Int, mem memory.Allocator) *array.Uint

func CopyUintsByIndexTo 

func CopyUintsByIndexTo(b *array.UintBuilder, arr *array.Uint, indices *array.Int)

func CopyUintsTo 

func CopyUintsTo(b *array.UintBuilder, arr *array.Uint)

func CopyValue 

func CopyValue(b array.Builder, arr array.Array, i int)

CopyValue will copy an individual value from the array into the builder.

func Filter 

func Filter(arr array.Array, bitset []byte, mem memory.Allocator) array.Array

func FilterBooleans 

func FilterBooleans(arr *array.Boolean, bitset []byte, mem memory.Allocator) *array.Boolean

func FilterFloats 

func FilterFloats(arr *array.Float, bitset []byte, mem memory.Allocator) *array.Float

func FilterInts 

func FilterInts(arr *array.Int, bitset []byte, mem memory.Allocator) *array.Int

func FilterStrings 

func FilterStrings(arr *array.String, bitset []byte, mem memory.Allocator) *array.String

func FilterUints 

func FilterUints(arr *array.Uint, bitset []byte, mem memory.Allocator) *array.Uint

func FloatCompare 

func FloatCompare(x, y *array.Float, i, j int) int

func FloatCompareDesc 

func FloatCompareDesc(x, y *array.Float, i, j int) int

func IntCompare 

func IntCompare(x, y *array.Int, i, j int) int

func IntCompareDesc 

func IntCompareDesc(x, y *array.Int, i, j int) int

func IsBooleanConstant 

func IsBooleanConstant(arr *array.Boolean) bool

func IsConstant 

func IsConstant(arr array.Array) bool

func IsFloatConstant 

func IsFloatConstant(arr *array.Float) bool

func IsIntConstant 

func IsIntConstant(arr *array.Int) bool

func IsStringConstant 

func IsStringConstant(arr *array.String) bool

func IsUintConstant 

func IsUintConstant(arr *array.Uint) bool

func NewArrayValue 

func NewArrayValue(arr array.Array, typ flux.ColType) values.Array

func NewBooleanArrayValue 

func NewBooleanArrayValue(arr *array.Boolean) values.Array

func NewBooleanBuilder 

func NewBooleanBuilder(mem memory.Allocator) *array.BooleanBuilder

func NewFloatArrayValue 

func NewFloatArrayValue(arr *array.Float) values.Array

func NewFloatBuilder 

func NewFloatBuilder(mem memory.Allocator) *array.FloatBuilder

func NewIntArrayValue 

func NewIntArrayValue(arr *array.Int) values.Array

func NewIntBuilder 

func NewIntBuilder(mem memory.Allocator) *array.IntBuilder

func NewStringArrayValue 

func NewStringArrayValue(arr *array.String) values.Array

func NewStringBuilder 

func NewStringBuilder(mem memory.Allocator) *array.StringBuilder

func NewUintArrayValue 

func NewUintArrayValue(arr *array.Uint) values.Array

func NewUintBuilder 

func NewUintBuilder(mem memory.Allocator) *array.UintBuilder

func StringCompare 

func StringCompare(x, y *array.String, i, j int) int

func StringCompareDesc 

func StringCompareDesc(x, y *array.String, i, j int) int

func UintCompare 

func UintCompare(x, y *array.Uint, i, j int) int

func UintCompareDesc 

func UintCompareDesc(x, y *array.Uint, i, j int) int

Types

type BooleanArrayValue 

type BooleanArrayValue struct {
	// contains filtered or unexported fields
}

func (BooleanArrayValue) Append 

func (v BooleanArrayValue) Append(value values.Value)

func (BooleanArrayValue) Array 

func (v BooleanArrayValue) Array() values.Array

func (BooleanArrayValue) Bool 

func (v BooleanArrayValue) Bool() bool

func (BooleanArrayValue) Bytes 

func (v BooleanArrayValue) Bytes() []byte

func (BooleanArrayValue) Dict 

func (v BooleanArrayValue) Dict() values.Dictionary

func (BooleanArrayValue) Duration 

func (v BooleanArrayValue) Duration() values.Duration

func (BooleanArrayValue) Dynamic 

func (v BooleanArrayValue) Dynamic() values.Dynamic

func (BooleanArrayValue) Equal 

func (v BooleanArrayValue) Equal(other values.Value) bool

func (BooleanArrayValue) Float 

func (v BooleanArrayValue) Float() float64

func (BooleanArrayValue) Function 

func (v BooleanArrayValue) Function() values.Function

func (BooleanArrayValue) Get 

func (v BooleanArrayValue) Get(i int) values.Value

func (BooleanArrayValue) Int 

func (v BooleanArrayValue) Int() int64

func (BooleanArrayValue) IsNull 

func (v BooleanArrayValue) IsNull() bool

func (BooleanArrayValue) Len 

func (v BooleanArrayValue) Len() int

func (BooleanArrayValue) Object 

func (v BooleanArrayValue) Object() values.Object

func (BooleanArrayValue) Range 

func (v BooleanArrayValue) Range(f func(i int, v values.Value))

func (BooleanArrayValue) Regexp 

func (v BooleanArrayValue) Regexp() *regexp.Regexp

func (BooleanArrayValue) Release 

func (v BooleanArrayValue) Release()

func (BooleanArrayValue) Retain 

func (v BooleanArrayValue) Retain()

func (BooleanArrayValue) Set 

func (v BooleanArrayValue) Set(i int, value values.Value)

func (BooleanArrayValue) Sort 

func (v BooleanArrayValue) Sort(f func(i values.Value, j values.Value) bool)

func (BooleanArrayValue) Str 

func (v BooleanArrayValue) Str() string

func (BooleanArrayValue) Time 

func (v BooleanArrayValue) Time() values.Time

func (BooleanArrayValue) Type 

func (v BooleanArrayValue) Type() semantic.MonoType

func (BooleanArrayValue) UInt 

func (v BooleanArrayValue) UInt() uint64

func (BooleanArrayValue) Vector 

func (v BooleanArrayValue) Vector() values.Vector

type BooleanIterator 

type BooleanIterator struct {
	Values []*array.Boolean
	// contains filtered or unexported fields
}

func IterateBooleans 

func IterateBooleans(arrs []array.Array) BooleanIterator

func (*BooleanIterator) IsEmpty 

func (i *BooleanIterator) IsEmpty() bool

IsEmpty returns true if the iterator has no values to read.

func (*BooleanIterator) IsNull 

func (i *BooleanIterator) IsNull() bool

IsNull returns if the current value is null.

func (*BooleanIterator) IsValid 

func (i *BooleanIterator) IsValid() bool

IsValid returns if the current value is valid.

func (*BooleanIterator) Next 

func (i *BooleanIterator) Next() bool

Next will move to the next value. It will return false if there are no more values to be read. This will initialize the iterator if this is the first time it is called and return true if there is at least one element.

func (*BooleanIterator) Value 

func (i *BooleanIterator) Value() bool

Value returns the current value in the iterator.

type CompareFunc 

type CompareFunc func(x, y array.Array, i, j int) int

CompareFunc defines the interface for a comparison function. The comparison function should return 0 for equivalent values, -1 if x[i] is before y[j], and +1 if x[i] is after y[j].

type FloatArrayValue 

type FloatArrayValue struct {
	// contains filtered or unexported fields
}

func (FloatArrayValue) Append 

func (v FloatArrayValue) Append(value values.Value)

func (FloatArrayValue) Array 

func (v FloatArrayValue) Array() values.Array

func (FloatArrayValue) Bool 

func (v FloatArrayValue) Bool() bool

func (FloatArrayValue) Bytes 

func (v FloatArrayValue) Bytes() []byte

func (FloatArrayValue) Dict 

func (v FloatArrayValue) Dict() values.Dictionary

func (FloatArrayValue) Duration 

func (v FloatArrayValue) Duration() values.Duration

func (FloatArrayValue) Dynamic 

func (v FloatArrayValue) Dynamic() values.Dynamic

func (FloatArrayValue) Equal 

func (v FloatArrayValue) Equal(other values.Value) bool

func (FloatArrayValue) Float 

func (v FloatArrayValue) Float() float64

func (FloatArrayValue) Function 

func (v FloatArrayValue) Function() values.Function

func (FloatArrayValue) Get 

func (v FloatArrayValue) Get(i int) values.Value

func (FloatArrayValue) Int 

func (v FloatArrayValue) Int() int64

func (FloatArrayValue) IsNull 

func (v FloatArrayValue) IsNull() bool

func (FloatArrayValue) Len 

func (v FloatArrayValue) Len() int

func (FloatArrayValue) Object 

func (v FloatArrayValue) Object() values.Object

func (FloatArrayValue) Range 

func (v FloatArrayValue) Range(f func(i int, v values.Value))

func (FloatArrayValue) Regexp 

func (v FloatArrayValue) Regexp() *regexp.Regexp

func (FloatArrayValue) Release 

func (v FloatArrayValue) Release()

func (FloatArrayValue) Retain 

func (v FloatArrayValue) Retain()

func (FloatArrayValue) Set 

func (v FloatArrayValue) Set(i int, value values.Value)

func (FloatArrayValue) Sort 

func (v FloatArrayValue) Sort(f func(i values.Value, j values.Value) bool)

func (FloatArrayValue) Str 

func (v FloatArrayValue) Str() string

func (FloatArrayValue) Time 

func (v FloatArrayValue) Time() values.Time

func (FloatArrayValue) Type 

func (v FloatArrayValue) Type() semantic.MonoType

func (FloatArrayValue) UInt 

func (v FloatArrayValue) UInt() uint64

func (FloatArrayValue) Vector 

func (v FloatArrayValue) Vector() values.Vector

type FloatIterator 

type FloatIterator struct {
	Values []*array.Float
	// contains filtered or unexported fields
}

func IterateFloats 

func IterateFloats(arrs []array.Array) FloatIterator

func (*FloatIterator) IsEmpty 

func (i *FloatIterator) IsEmpty() bool

IsEmpty returns true if the iterator has no values to read.

func (*FloatIterator) IsNull 

func (i *FloatIterator) IsNull() bool

IsNull returns if the current value is null.

func (*FloatIterator) IsValid 

func (i *FloatIterator) IsValid() bool

IsValid returns if the current value is valid.

func (*FloatIterator) Next 

func (i *FloatIterator) Next() bool

Next will move to the next value. It will return false if there are no more values to be read. This will initialize the iterator if this is the first time it is called and return true if there is at least one element.

func (*FloatIterator) Value 

func (i *FloatIterator) Value() float64

Value returns the current value in the iterator.

type IntArrayValue 

type IntArrayValue struct {
	// contains filtered or unexported fields
}

func (IntArrayValue) Append 

func (v IntArrayValue) Append(value values.Value)

func (IntArrayValue) Array 

func (v IntArrayValue) Array() values.Array

func (IntArrayValue) Bool 

func (v IntArrayValue) Bool() bool

func (IntArrayValue) Bytes 

func (v IntArrayValue) Bytes() []byte

func (IntArrayValue) Dict 

func (v IntArrayValue) Dict() values.Dictionary

func (IntArrayValue) Duration 

func (v IntArrayValue) Duration() values.Duration

func (IntArrayValue) Dynamic 

func (v IntArrayValue) Dynamic() values.Dynamic

func (IntArrayValue) Equal 

func (v IntArrayValue) Equal(other values.Value) bool

func (IntArrayValue) Float 

func (v IntArrayValue) Float() float64

func (IntArrayValue) Function 

func (v IntArrayValue) Function() values.Function

func (IntArrayValue) Get 

func (v IntArrayValue) Get(i int) values.Value

func (IntArrayValue) Int 

func (v IntArrayValue) Int() int64

func (IntArrayValue) IsNull 

func (v IntArrayValue) IsNull() bool

func (IntArrayValue) Len 

func (v IntArrayValue) Len() int

func (IntArrayValue) Object 

func (v IntArrayValue) Object() values.Object

func (IntArrayValue) Range 

func (v IntArrayValue) Range(f func(i int, v values.Value))

func (IntArrayValue) Regexp 

func (v IntArrayValue) Regexp() *regexp.Regexp

func (IntArrayValue) Release 

func (v IntArrayValue) Release()

func (IntArrayValue) Retain 

func (v IntArrayValue) Retain()

func (IntArrayValue) Set 

func (v IntArrayValue) Set(i int, value values.Value)

func (IntArrayValue) Sort 

func (v IntArrayValue) Sort(f func(i values.Value, j values.Value) bool)

func (IntArrayValue) Str 

func (v IntArrayValue) Str() string

func (IntArrayValue) Time 

func (v IntArrayValue) Time() values.Time

func (IntArrayValue) Type 

func (v IntArrayValue) Type() semantic.MonoType

func (IntArrayValue) UInt 

func (v IntArrayValue) UInt() uint64

func (IntArrayValue) Vector 

func (v IntArrayValue) Vector() values.Vector

type IntIterator 

type IntIterator struct {
	Values []*array.Int
	// contains filtered or unexported fields
}

func IterateInts 

func IterateInts(arrs []array.Array) IntIterator

func (*IntIterator) IsEmpty 

func (i *IntIterator) IsEmpty() bool

IsEmpty returns true if the iterator has no values to read.

func (*IntIterator) IsNull 

func (i *IntIterator) IsNull() bool

IsNull returns if the current value is null.

func (*IntIterator) IsValid 

func (i *IntIterator) IsValid() bool

IsValid returns if the current value is valid.

func (*IntIterator) Next 

func (i *IntIterator) Next() bool

Next will move to the next value. It will return false if there are no more values to be read. This will initialize the iterator if this is the first time it is called and return true if there is at least one element.

func (*IntIterator) Value 

func (i *IntIterator) Value() int64

Value returns the current value in the iterator.

type StringArrayValue 

type StringArrayValue struct {
	// contains filtered or unexported fields
}

func (StringArrayValue) Append 

func (v StringArrayValue) Append(value values.Value)

func (StringArrayValue) Array 

func (v StringArrayValue) Array() values.Array

func (StringArrayValue) Bool 

func (v StringArrayValue) Bool() bool

func (StringArrayValue) Bytes 

func (v StringArrayValue) Bytes() []byte

func (StringArrayValue) Dict 

func (v StringArrayValue) Dict() values.Dictionary

func (StringArrayValue) Duration 

func (v StringArrayValue) Duration() values.Duration

func (StringArrayValue) Dynamic 

func (v StringArrayValue) Dynamic() values.Dynamic

func (StringArrayValue) Equal 

func (v StringArrayValue) Equal(other values.Value) bool

func (StringArrayValue) Float 

func (v StringArrayValue) Float() float64

func (StringArrayValue) Function 

func (v StringArrayValue) Function() values.Function

func (StringArrayValue) Get 

func (v StringArrayValue) Get(i int) values.Value

func (StringArrayValue) Int 

func (v StringArrayValue) Int() int64

func (StringArrayValue) IsNull 

func (v StringArrayValue) IsNull() bool

func (StringArrayValue) Len 

func (v StringArrayValue) Len() int

func (StringArrayValue) Object 

func (v StringArrayValue) Object() values.Object

func (StringArrayValue) Range 

func (v StringArrayValue) Range(f func(i int, v values.Value))

func (StringArrayValue) Regexp 

func (v StringArrayValue) Regexp() *regexp.Regexp

func (StringArrayValue) Release 

func (v StringArrayValue) Release()

func (StringArrayValue) Retain 

func (v StringArrayValue) Retain()

func (StringArrayValue) Set 

func (v StringArrayValue) Set(i int, value values.Value)

func (StringArrayValue) Sort 

func (v StringArrayValue) Sort(f func(i values.Value, j values.Value) bool)

func (StringArrayValue) Str 

func (v StringArrayValue) Str() string

func (StringArrayValue) Time 

func (v StringArrayValue) Time() values.Time

func (StringArrayValue) Type 

func (v StringArrayValue) Type() semantic.MonoType

func (StringArrayValue) UInt 

func (v StringArrayValue) UInt() uint64

func (StringArrayValue) Vector 

func (v StringArrayValue) Vector() values.Vector

type StringIterator 

type StringIterator struct {
	Values []*array.String
	// contains filtered or unexported fields
}

func IterateStrings 

func IterateStrings(arrs []array.Array) StringIterator

func (*StringIterator) IsEmpty 

func (i *StringIterator) IsEmpty() bool

IsEmpty returns true if the iterator has no values to read.

func (*StringIterator) IsNull 

func (i *StringIterator) IsNull() bool

IsNull returns if the current value is null.

func (*StringIterator) IsValid 

func (i *StringIterator) IsValid() bool

IsValid returns if the current value is valid.

func (*StringIterator) Next 

func (i *StringIterator) Next() bool

Next will move to the next value. It will return false if there are no more values to be read. This will initialize the iterator if this is the first time it is called and return true if there is at least one element.

func (*StringIterator) Value 

func (i *StringIterator) Value() string

Value returns the current value in the iterator.

type UintArrayValue 

type UintArrayValue struct {
	// contains filtered or unexported fields
}

func (UintArrayValue) Append 

func (v UintArrayValue) Append(value values.Value)

func (UintArrayValue) Array 

func (v UintArrayValue) Array() values.Array

func (UintArrayValue) Bool 

func (v UintArrayValue) Bool() bool

func (UintArrayValue) Bytes 

func (v UintArrayValue) Bytes() []byte

func (UintArrayValue) Dict 

func (v UintArrayValue) Dict() values.Dictionary

func (UintArrayValue) Duration 

func (v UintArrayValue) Duration() values.Duration

func (UintArrayValue) Dynamic 

func (v UintArrayValue) Dynamic() values.Dynamic

func (UintArrayValue) Equal 

func (v UintArrayValue) Equal(other values.Value) bool

func (UintArrayValue) Float 

func (v UintArrayValue) Float() float64

func (UintArrayValue) Function 

func (v UintArrayValue) Function() values.Function

func (UintArrayValue) Get 

func (v UintArrayValue) Get(i int) values.Value

func (UintArrayValue) Int 

func (v UintArrayValue) Int() int64

func (UintArrayValue) IsNull 

func (v UintArrayValue) IsNull() bool

func (UintArrayValue) Len 

func (v UintArrayValue) Len() int

func (UintArrayValue) Object 

func (v UintArrayValue) Object() values.Object

func (UintArrayValue) Range 

func (v UintArrayValue) Range(f func(i int, v values.Value))

func (UintArrayValue) Regexp 

func (v UintArrayValue) Regexp() *regexp.Regexp

func (UintArrayValue) Release 

func (v UintArrayValue) Release()

func (UintArrayValue) Retain 

func (v UintArrayValue) Retain()

func (UintArrayValue) Set 

func (v UintArrayValue) Set(i int, value values.Value)

func (UintArrayValue) Sort 

func (v UintArrayValue) Sort(f func(i values.Value, j values.Value) bool)

func (UintArrayValue) Str 

func (v UintArrayValue) Str() string

func (UintArrayValue) Time 

func (v UintArrayValue) Time() values.Time

func (UintArrayValue) Type 

func (v UintArrayValue) Type() semantic.MonoType

func (UintArrayValue) UInt 

func (v UintArrayValue) UInt() uint64

func (UintArrayValue) Vector 

func (v UintArrayValue) Vector() values.Vector

type UintIterator 

type UintIterator struct {
	Values []*array.Uint
	// contains filtered or unexported fields
}

func IterateUints 

func IterateUints(arrs []array.Array) UintIterator

func (*UintIterator) IsEmpty 

func (i *UintIterator) IsEmpty() bool

IsEmpty returns true if the iterator has no values to read.

func (*UintIterator) IsNull 

func (i *UintIterator) IsNull() bool

IsNull returns if the current value is null.

func (*UintIterator) IsValid 

func (i *UintIterator) IsValid() bool

IsValid returns if the current value is valid.

func (*UintIterator) Next 

func (i *UintIterator) Next() bool

Next will move to the next value. It will return false if there are no more values to be read. This will initialize the iterator if this is the first time it is called and return true if there is at least one element.

func (*UintIterator) Value 

func (i *UintIterator) Value() uint64

Value returns the current value in the iterator.

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