Package io.milvus.param.collection

Class CreateCollectionParam.Builder

java.lang.Object

io.milvus.param.collection.CreateCollectionParam.Builder

Enclosing class:

CreateCollectionParam

public static final class CreateCollectionParam.Builder
extends java.lang.Object

Builder for CreateCollectionParam class.

Method Summary

Modifier and Type	Method	Description
CreateCollectionParam.Builder	addFieldType(@NonNull FieldType fieldType)	Adds a field schema.
CreateCollectionParam	build()	Verifies parameters and creates a new CreateCollectionParam instance.
CreateCollectionParam.Builder	withCollectionName(@NonNull java.lang.String collectionName)	Sets the collection name.
CreateCollectionParam.Builder	withConsistencyLevel(@NonNull ConsistencyLevelEnum consistencyLevel)	Sets the consistency level.
CreateCollectionParam.Builder	withDatabaseName(java.lang.String databaseName)	Sets the database name.
CreateCollectionParam.Builder	withDescription(@NonNull java.lang.String description)	Sets the collection description.
CreateCollectionParam.Builder	withEnableDynamicField(boolean enableDynamicField)	Sets the collection if enableDynamicField.
CreateCollectionParam.Builder	withFieldTypes(@NonNull java.util.List<FieldType> fieldTypes)	Sets the schema of the collection.
CreateCollectionParam.Builder	withPartitionsNum(int partitionsNum)	Sets the partitions number if there is partition key field.
CreateCollectionParam.Builder	withShardsNum(int shardsNum)	Sets the shards number.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Detail

withCollectionName

public CreateCollectionParam.Builder withCollectionName(@NonNull
                                                        @NonNull java.lang.String collectionName)

Sets the collection name. Collection name cannot be empty or null.

Parameters:

collectionName - collection name

Returns:

Builder

withDatabaseName

public CreateCollectionParam.Builder withDatabaseName(java.lang.String databaseName)

Sets the database name. database name can be nil.

Parameters:

databaseName - database name

Returns:

Builder

withShardsNum

public CreateCollectionParam.Builder withShardsNum(int shardsNum)

Sets the shards number. The number must be greater or equal to zero. The default value is 0, which means letting the server decide the value. The server set this value to 1 if user didn't specify it.

Parameters:

shardsNum - shards number to distribute insert data into multiple data nodes and query nodes.

Returns:

Builder

withEnableDynamicField

public CreateCollectionParam.Builder withEnableDynamicField(boolean enableDynamicField)

Sets the collection if enableDynamicField.

Parameters:

enableDynamicField - enableDynamicField of the collection

Returns:

Builder

withDescription

public CreateCollectionParam.Builder withDescription(@NonNull
                                                     @NonNull java.lang.String description)

Sets the collection description. The description can be empty. The default is "".

Parameters:

description - description of the collection

Returns:

Builder

withFieldTypes

public CreateCollectionParam.Builder withFieldTypes(@NonNull
                                                    @NonNull java.util.List<FieldType> fieldTypes)

Sets the schema of the collection. The schema cannot be empty or null.

Parameters:

fieldTypes - a List of FieldType

Returns:

Builder

See Also:

FieldType

addFieldType

public CreateCollectionParam.Builder addFieldType(@NonNull
                                                  @NonNull FieldType fieldType)

Adds a field schema.

Parameters:

fieldType - a FieldType object

Returns:

Builder

See Also:

FieldType

withConsistencyLevel

public CreateCollectionParam.Builder withConsistencyLevel(@NonNull
                                                          @NonNull ConsistencyLevelEnum consistencyLevel)

Sets the consistency level. The default value is ConsistencyLevelEnum.BOUNDED.

Parameters:

consistencyLevel - consistency level

Returns:

Builder

See Also:

ConsistencyLevelEnum

withPartitionsNum

public CreateCollectionParam.Builder withPartitionsNum(int partitionsNum)

Sets the partitions number if there is partition key field. The number must be greater than zero. The default value is 64(defined in server side). The upper limit is 4096(defined in server side). Not allow to set this value if none of field is partition key. Only one partition key field is allowed in a collection.

Parameters:

partitionsNum - partitions number

Returns:

Builder

build

public CreateCollectionParam build()
                            throws ParamException

Verifies parameters and creates a new CreateCollectionParam instance.

Returns:

CreateCollectionParam

Throws:

ParamException