tablecodec

package
v0.0.0-...-887f819 Latest Latest
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Published: May 4, 2016 License: Apache-2.0 Imports: 10 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func ColumnsToProto

func ColumnsToProto(columns []*model.ColumnInfo, pkIsHandle bool) []*tipb.ColumnInfo

ColumnsToProto converts a slice of model.ColumnInfo to a slice of tipb.ColumnInfo.

func DecodeIndexKey

func DecodeIndexKey(key kv.Key) ([]types.Datum, error)

DecodeIndexKey decodes datums from an index key.

func DecodeRowKey

func DecodeRowKey(key kv.Key) (handle int64, err error)

DecodeRowKey decodes the key and gets the handle.

func DecodeValues

func DecodeValues(data []byte, fts []*types.FieldType, inIndex bool) ([]types.Datum, error)

DecodeValues decodes a byte slice into datums with column types.

func EncodeColumnKey

func EncodeColumnKey(tableID int64, handle int64, columnID int64) kv.Key

EncodeColumnKey encodes the table id, row handle and columnID into a kv.Key

func EncodeIndexRanges

func EncodeIndexRanges(tid, idxID int64, rans []*tipb.KeyRange) []kv.KeyRange

EncodeIndexRanges encodes index ranges into kv.KeyRanges.

func EncodeIndexSeekKey

func EncodeIndexSeekKey(tableID int64, idxID int64, encodedValue []byte) kv.Key

EncodeIndexSeekKey encodes an index value to kv.Key.

func EncodeRowKey

func EncodeRowKey(tableID int64, encodedHandle []byte) kv.Key

EncodeRowKey encodes the table id and record handle into a kv.Key

func EncodeTableRanges

func EncodeTableRanges(tid int64, rans []*tipb.KeyRange) []kv.KeyRange

EncodeTableRanges encodes table ranges into kv.KeyRanges.

func IndexToProto

func IndexToProto(t *model.TableInfo, idx *model.IndexInfo) *tipb.IndexInfo

IndexToProto converts a model.IndexInfo to a tipb.IndexInfo.

func ProtoColumnsToFieldTypes

func ProtoColumnsToFieldTypes(pColumns []*tipb.ColumnInfo) []*types.FieldType

ProtoColumnsToFieldTypes converts tipb column info slice to FieldTyps slice.

Types

This section is empty.

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