FieldType

Enumerates the supported data types for collection fields.

type FieldType int32

VALUES:

• FieldTypeNone = 0

  No type specified.

• FieldTypeBool = 1

  Boolean type.

• FieldTypeInt8 = 2

  8-bit integer type.

• FieldTypeInt16 = 3

  16-bit integer type.

• FieldTypeInt32 = 4

  32-bit integer type.

• FieldTypeInt64 = 5

  64-bit integer type.

• FieldTypeFloat = 10

  32-bit floating point type.

• FieldTypeDouble = 11

  64-bit floating point type.

• FieldTypeTimestamptz = 15

  Timezone-aware timestamp type.

• FieldTypeString = 20

  String type (alias for VarChar).

• FieldTypeVarChar = 21

  Variable-length string type.

• FieldTypeArray = 22

  Array type with a fixed element type.

• FieldTypeJSON = 23

  JSON document type.

• FieldTypeGeometry = 24

  Geometry spatial type.

• FieldTypeBinaryVector = 100

  Binary vector type.

• FieldTypeFloatVector = 101

  32-bit float vector type.

• FieldTypeFloat16Vector = 102

  16-bit float vector type.

• FieldTypeBFloat16Vector = 103

  Brain floating-point 16-bit vector type.

• FieldTypeSparseVector = 104

  Sparse vector type.

• FieldTypeInt8Vector = 105

  8-bit integer vector type.

• FieldTypeStruct = 201

  Struct type with nested fields.

Example

import (
    "github.com/milvus-io/milvus/client/v2/entity"
)

// Use FieldType when defining collection fields
vectorField := entity.NewField().
    WithName("embedding").
    WithDataType(entity.FieldTypeFloatVector).
    WithDim(768)

pkField := entity.NewField().
    WithName("id").
    WithDataType(entity.FieldTypeInt64).
    WithIsPrimaryKey(true)

varcharField := entity.NewField().
    WithName("category").
    WithDataType(entity.FieldTypeVarChar).
    WithMaxLength(256)