driver

Documentation

Index

• func UnwrapFromSingleQuotes(inStr string) string
• func WrapInSingleQuotes(inStr string) string
• type ParamMarkerExpr
  • func (n *ParamMarkerExpr) Accept(v ast.Visitor) (ast.Node, bool)
  • func (*ParamMarkerExpr) Format(_ io.Writer)
  • func (*ParamMarkerExpr) Restore(ctx *format.RestoreCtx) error
  • func (n *ParamMarkerExpr) SetOrder(order int)
• type ValueExpr
  • func (n *ValueExpr) Accept(v ast.Visitor) (ast.Node, bool)
  • func (n *ValueExpr) Format(w io.Writer)
  • func (n *ValueExpr) GetDatumString() string
  • func (n *ValueExpr) GetProjectionOffset() int
  • func (n *ValueExpr) Restore(ctx *format.RestoreCtx) error
  • func (n *ValueExpr) SetProjectionOffset(offset int)
  • func (n *ValueExpr) SetValue(res interface{})

Functions

func UnwrapFromSingleQuotes

func UnwrapFromSingleQuotes(inStr string) string

UnwrapFromSingleQuotes the reverse of WrapInSingleQuotes but also allows non single quoted strings

func WrapInSingleQuotes

func WrapInSingleQuotes(inStr string) string

WrapInSingleQuotes escapes single quotes and backslashs and adds single quotes arond the string

Types

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 (*ParamMarkerExpr) Format(_ io.Writer)

Format the ExprNode into a Writer.

func (*ParamMarkerExpr) Restore

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

Restore implements Node interface.

func (*ParamMarkerExpr) SetOrder

func (n *ParamMarkerExpr) SetOrder(order int)

SetOrder implements the ast.ParamMarkerExpr interface.

type ValueExpr

type ValueExpr struct {
	ast.TexprNode
	types.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 ast.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.

func (*ValueExpr) SetValue

func (n *ValueExpr) SetValue(res interface{})

SetValue implements interface of ast.ValueExpr.