parser

package
v0.16.1 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Aug 3, 2025 License: GPL-3.0 Imports: 7 Imported by: 0

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Index

Constants

This section is empty.

Variables

View Source 
var (
	ErrNotImplemented      = errors.New("not implemented")
	ErrRelationEmpty       = errors.New("relation cannot be empty")
	ErrInvalidTableMapping = errors.New("invalid table mapping")
)

Functions

This section is empty.

Types

type Column 

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

func ParseColumn 

func ParseColumn(tokens ...string) (Column, error)

func (Column) Table 

func (c Column) Table() string

type Columns 

type Columns []Column

func (Columns) ListNames 

func (c Columns) ListNames() []string

type DeleteVec 

type DeleteVec struct {
	Tbl    string
	Target []string
	Filter []string
}

func (*DeleteVec) Columns 

func (s *DeleteVec) Columns() []string

type InsertVec 

type InsertVec struct {
	Tbl    string
	Target []string
}

func (*InsertVec) Columns 

func (s *InsertVec) Columns() []string

type SelectVec 

type SelectVec struct {
	Tbl    string
	Target []string
	Filter []string
	Group  []string
	Sort   []string
}

func (*SelectVec) Columns 

func (s *SelectVec) Columns() []string

type Tables 

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

func NewTables added in v0.16.1 

func NewTables(defaultSchema string) *Tables

func (*Tables) Finalize 

func (t *Tables) Finalize() error

Finalize will check the collected tables and in case of only one table exists - creates a new Empty mapping.

func (*Tables) Get 

func (t *Tables) Get(name string) (string, bool)

func (*Tables) GetAll 

func (t *Tables) GetAll() ([]string, error)

func (*Tables) HasMapping added in v0.16.1 

func (t *Tables) HasMapping(name string) bool

HasMapping returns true if a direct mapping exists for the given name (for testing).

func (*Tables) Len 

func (t *Tables) Len() (int, error)

func (*Tables) Put 

func (t *Tables) Put(catalog, schema, relation, alias string) (string, error)

func (*Tables) SetMapping added in v0.16.1 

func (t *Tables) SetMapping(name, target string)

SetMapping sets a direct mapping for testing purposes.

type UpdateVec 

type UpdateVec struct {
	Tbl    string
	Target []string
	Filter []string
}

func (*UpdateVec) Columns 

func (s *UpdateVec) Columns() []string

type Vector 

type Vector interface {
	// contains filtered or unexported methods
}

func Parse 

func Parse(query string) ([]Vector, error)

Source Files

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