test_driver

package
v0.0.1 Latest Latest
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 Go to latest Published: Mar 19, 2024 License: Apache-2.0 Imports: 13 Imported by: 0

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Constants

View Source 
const (
	KindNull          byte = 0
	KindInt64         byte = 1
	KindUint64        byte = 2
	KindFloat32       byte = 3
	KindFloat64       byte = 4
	KindString        byte = 5
	KindBytes         byte = 6
	KindBinaryLiteral byte = 7 // Used for BIT / HEX literals.
	KindMysqlDecimal  byte = 8
	KindMysqlDuration byte = 9
	KindMysqlEnum     byte = 10
	KindMysqlBit      byte = 11 // Used for BIT table column values.
	KindMysqlSet      byte = 12
	KindMysqlTime     byte = 13
	KindInterface     byte = 14
	KindMinNotNull    byte = 15
	KindMaxValue      byte = 16
	KindRaw           byte = 17
	KindMysqlJSON     byte = 18
)

Kind constants.

View Source 
const DefaultFsp = int8(0)

DefaultFsp is the default digit of fractional seconds part. MySQL use 0 as the default Fsp.

Variables

View Source 
var ZeroBinaryLiteral = BinaryLiteral{}

ZeroBinaryLiteral is a BinaryLiteral literal with zero value.

Functions

func Abs 

func Abs(n int64) int64

func DefaultTypeForValue 

func DefaultTypeForValue(value interface{}, tp *types.FieldType, charset string, collate string)

DefaultTypeForValue returns the default FieldType for the value.

func SetBinChsClnFlag 

func SetBinChsClnFlag(ft *types.FieldType)

SetBinChsClnFlag sets charset, collation as 'binary' and adds binaryFlag to FieldType.

func StrLenOfInt64Fast 

func StrLenOfInt64Fast(x int64) int

StrLenOfInt64Fast efficiently calculate the string character lengths of an int64 as input

func StrLenOfUint64Fast 

func StrLenOfUint64Fast(x uint64) int

StrLenOfUint64Fast efficiently calculate the string character lengths of an uint64 as input

Types

type BinaryLiteral 

type BinaryLiteral []byte

BinaryLiteral is the internal type for storing bit / hex literal type.

func ParseBitStr 

func ParseBitStr(s string) (BinaryLiteral, error)

ParseBitStr parses bit string. The string format can be b'val', B'val' or 0bval, val must be 0 or 1. See https://dev.mysql.com/doc/refman/5.7/en/bit-value-literals.html

func ParseHexStr 

func ParseHexStr(s string) (BinaryLiteral, error)

ParseHexStr parses hexadecimal string literal. See https://dev.mysql.com/doc/refman/5.7/en/hexadecimal-literals.html

func (BinaryLiteral) String 

func (b BinaryLiteral) String() string

String implements fmt.Stringer interface.

func (BinaryLiteral) ToBitLiteralString 

func (b BinaryLiteral) ToBitLiteralString(trimLeadingZero bool) string

ToBitLiteralString returns the bit literal representation for the literal.

func (BinaryLiteral) ToString 

func (b BinaryLiteral) ToString() string

ToString returns the string representation for the literal.

type BitLiteral 

type BitLiteral BinaryLiteral

BitLiteral is the bit literal type.

func NewBitLiteral 

func NewBitLiteral(s string) (BitLiteral, error)

NewBitLiteral parses bit string as BitLiteral type.

func (BitLiteral) ToString 

func (b BitLiteral) ToString() string

ToString implement ast.BinaryLiteral interface

type Datum 

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

Datum is a data box holds different kind of data. It has better performance and is easier to use than `interface{}`.

func MakeDatums 

func MakeDatums(args ...interface{}) []Datum

MakeDatums creates datum slice from interfaces.

func NewBytesDatum 

func NewBytesDatum(b []byte) (d Datum)

NewBytesDatum creates a new Datum from a byte slice.

func NewDatum 

func NewDatum(in interface{}) (d Datum)

NewDatum creates a new Datum from an interface{}.

func NewStringDatum 

func NewStringDatum(s string) (d Datum)

NewStringDatum creates a new Datum from a string.

func (*Datum) GetBinaryLiteral 

func (d *Datum) GetBinaryLiteral() BinaryLiteral

GetBinaryLiteral gets Bit value

func (*Datum) GetBytes 

func (d *Datum) GetBytes() []byte

GetBytes gets bytes value.

func (*Datum) GetFloat32 

func (d *Datum) GetFloat32() float32

GetFloat32 gets float32 value.

func (*Datum) GetFloat64 

func (d *Datum) GetFloat64() float64

GetFloat64 gets float64 value.

func (*Datum) GetInt64 

func (d *Datum) GetInt64() int64

GetInt64 gets int64 value.

func (*Datum) GetInterface 

func (d *Datum) GetInterface() interface{}

GetInterface gets interface value.

func (*Datum) GetMysqlDecimal 

func (d *Datum) GetMysqlDecimal() *MyDecimal

GetMysqlDecimal gets decimal value

func (*Datum) GetString 

func (d *Datum) GetString() string

GetString gets string value.

func (*Datum) GetUint64 

func (d *Datum) GetUint64() uint64

GetUint64 gets uint64 value.

func (*Datum) GetValue 

func (d *Datum) GetValue() interface{}

GetValue gets the value of the datum of any kind.

func (*Datum) Kind 

func (d *Datum) Kind() byte

Kind gets the kind of the datum.

func (*Datum) SetBinaryLiteral 

func (d *Datum) SetBinaryLiteral(b BinaryLiteral)

SetBinaryLiteral sets Bit value

func (*Datum) SetBytes 

func (d *Datum) SetBytes(b []byte)

SetBytes sets bytes value to datum.

func (*Datum) SetBytesAsString 

func (d *Datum) SetBytesAsString(b []byte)

SetBytesAsString sets bytes value to datum as string type.

func (*Datum) SetFloat32 

func (d *Datum) SetFloat32(f float32)

SetFloat32 sets float32 value.

func (*Datum) SetFloat64 

func (d *Datum) SetFloat64(f float64)

SetFloat64 sets float64 value.

func (*Datum) SetInt64 

func (d *Datum) SetInt64(i int64)

SetInt64 sets int64 value.

func (*Datum) SetInterface 

func (d *Datum) SetInterface(x interface{})

SetInterface sets interface to datum.

func (*Datum) SetMysqlDecimal 

func (d *Datum) SetMysqlDecimal(b *MyDecimal)

SetMysqlDecimal sets decimal value

func (*Datum) SetNull 

func (d *Datum) SetNull()

SetNull sets datum to nil.

func (*Datum) SetString 

func (d *Datum) SetString(s string)

SetString sets string value.

func (*Datum) SetUint64 

func (d *Datum) SetUint64(i uint64)

SetUint64 sets uint64 value.

func (*Datum) SetValue 

func (d *Datum) SetValue(val interface{})

SetValue sets any kind of value.

type HexLiteral 

type HexLiteral BinaryLiteral

HexLiteral is the hex literal type.

func NewHexLiteral 

func NewHexLiteral(s string) (HexLiteral, error)

NewHexLiteral parses hexadecimal string as HexLiteral type.

func (HexLiteral) ToString 

func (b HexLiteral) ToString() string

ToString implement ast.BinaryLiteral interface

type MyDecimal 

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

MyDecimal represents a decimal value.

func (*MyDecimal) FromString 

func (d *MyDecimal) FromString(str []byte) error

FromString parses decimal from string.

func (*MyDecimal) String 

func (d *MyDecimal) String() string

String returns the decimal string representation rounded to resultFrac.

func (*MyDecimal) ToString 

func (d *MyDecimal) ToString() (str []byte)

ToString converts decimal to its printable string representation without rounding. 

RETURN VALUE

    str       - result string
    errCode   - eDecOK/eDecTruncate/eDecOverflow

type ParamMarkerExpr 

type ParamMarkerExpr struct {
	ValueExpr
	Offset    int
	Order     int
	InExecute bool
}

ParamMarkerExpr expression holds a place for another expression. Used in parsing prepare statement.

func (*ParamMarkerExpr) Accept 

func (n *ParamMarkerExpr) Accept(v ast.Visitor) (ast.Node, bool)

Accept implements Node Accept interface.

func (*ParamMarkerExpr) Format 

func (n *ParamMarkerExpr) Format(w io.Writer)

Format the ExprNode into a Writer.

func (*ParamMarkerExpr) Restore 

func (n *ParamMarkerExpr) Restore(ctx *format.RestoreCtx) error

Restore implements Node interface.

func (*ParamMarkerExpr) SetOrder 

func (n *ParamMarkerExpr) SetOrder(order int)

SetOrder implements the ParamMarkerExpr interface.

type ValueExpr 

type ValueExpr struct {
	ast.TexprNode
	Datum
	// contains filtered or unexported fields
}

ValueExpr is the simple value expression.

func (*ValueExpr) Accept 

func (n *ValueExpr) Accept(v ast.Visitor) (ast.Node, bool)

Accept implements Node interface.

func (*ValueExpr) Format 

func (n *ValueExpr) Format(w io.Writer)

Format the ExprNode into a Writer.

func (*ValueExpr) GetDatumString 

func (n *ValueExpr) GetDatumString() string

GetDatumString implements the ValueExpr interface.

func (*ValueExpr) GetProjectionOffset 

func (n *ValueExpr) GetProjectionOffset() int

GetProjectionOffset returns ValueExpr.projectionOffset.

func (*ValueExpr) Restore 

func (n *ValueExpr) Restore(ctx *format.RestoreCtx) error

Restore implements Node interface.

func (*ValueExpr) SetProjectionOffset 

func (n *ValueExpr) SetProjectionOffset(offset int)

SetProjectionOffset sets ValueExpr.projectionOffset for logical plan builder.

Source Files

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