Class ReadRequest.Builder (6.80.1) 

public static final class ReadRequest.Builder extends GeneratedMessageV3.Builder<ReadRequest.Builder> implements ReadRequestOrBuilder

The request for Read and StreamingRead.

Protobuf type google.spanner.v1.ReadRequest

Inheritance

Object > AbstractMessageLite.Builder<MessageType,BuilderType> > AbstractMessage.Builder<BuilderType> > GeneratedMessageV3.Builder > ReadRequest.Builder

Static Methods

getDescriptor()

public static final Descriptors.Descriptor getDescriptor()
Returns
Type Description
Descriptor

Methods

addAllColumns(Iterable<String> values)

public ReadRequest.Builder addAllColumns(Iterable<String> values)

Required. The columns of table to be returned for each row matching this request.

repeated string columns = 5 [(.google.api.field_behavior) = REQUIRED];

Parameter
Name Description
values Iterable<String>

The columns to add.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

addColumns(String value)

public ReadRequest.Builder addColumns(String value)

Required. The columns of table to be returned for each row matching this request.

repeated string columns = 5 [(.google.api.field_behavior) = REQUIRED];

Parameter
Name Description
value String

The columns to add.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

addColumnsBytes(ByteString value)

public ReadRequest.Builder addColumnsBytes(ByteString value)

Required. The columns of table to be returned for each row matching this request.

repeated string columns = 5 [(.google.api.field_behavior) = REQUIRED];

Parameter
Name Description
value ByteString

The bytes of the columns to add.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

addRepeatedField(Descriptors.FieldDescriptor field, Object value)

public ReadRequest.Builder addRepeatedField(Descriptors.FieldDescriptor field, Object value)
Parameters
Name Description
field FieldDescriptor
value Object
Returns
Type Description
ReadRequest.Builder
Overrides

build()

public ReadRequest build()
Returns
Type Description
ReadRequest

buildPartial()

public ReadRequest buildPartial()
Returns
Type Description
ReadRequest

clear()

public ReadRequest.Builder clear()
Returns
Type Description
ReadRequest.Builder
Overrides

clearColumns()

public ReadRequest.Builder clearColumns()

Required. The columns of table to be returned for each row matching this request.

repeated string columns = 5 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
ReadRequest.Builder

This builder for chaining.

clearDataBoostEnabled()

public ReadRequest.Builder clearDataBoostEnabled()

If this is for a partitioned read and this field is set to true, the request is executed with Spanner Data Boost independent compute resources.

If the field is set to true but the request does not set partition_token, the API returns an INVALID_ARGUMENT error.

bool data_boost_enabled = 15;

Returns
Type Description
ReadRequest.Builder

This builder for chaining.

clearDirectedReadOptions()

public ReadRequest.Builder clearDirectedReadOptions()

Directed read options for this request.

.google.spanner.v1.DirectedReadOptions directed_read_options = 14;

Returns
Type Description
ReadRequest.Builder

clearField(Descriptors.FieldDescriptor field)

public ReadRequest.Builder clearField(Descriptors.FieldDescriptor field)
Parameter
Name Description
field FieldDescriptor
Returns
Type Description
ReadRequest.Builder
Overrides

clearIndex()

public ReadRequest.Builder clearIndex()

If non-empty, the name of an index on table. This index is used instead of the table primary key when interpreting key_set and sorting result rows. See key_set for further information.

string index = 4;

Returns
Type Description
ReadRequest.Builder

This builder for chaining.

clearKeySet()

public ReadRequest.Builder clearKeySet()

Required. key_set identifies the rows to be yielded. key_set names the primary keys of the rows in table to be yielded, unless index is present. If index is present, then key_set instead names index keys in index.

If the partition_token field is empty, rows are yielded in table primary key order (if index is empty) or index key order (if index is non-empty). If the partition_token field is not empty, rows will be yielded in an unspecified order.

It is not an error for the key_set to name rows that do not exist in the database. Read yields nothing for nonexistent rows.

.google.spanner.v1.KeySet key_set = 6 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
ReadRequest.Builder

clearLimit()

public ReadRequest.Builder clearLimit()

If greater than zero, only the first limit rows are yielded. If limit is zero, the default is no limit. A limit cannot be specified if partition_token is set.

int64 limit = 8;

Returns
Type Description
ReadRequest.Builder

This builder for chaining.

clearLockHint()

public ReadRequest.Builder clearLockHint()

Optional. Lock Hint for the request, it can only be used with read-write transactions.

.google.spanner.v1.ReadRequest.LockHint lock_hint = 17 [(.google.api.field_behavior) = OPTIONAL];

Returns
Type Description
ReadRequest.Builder

This builder for chaining.

clearOneof(Descriptors.OneofDescriptor oneof)

public ReadRequest.Builder clearOneof(Descriptors.OneofDescriptor oneof)
Parameter
Name Description
oneof OneofDescriptor
Returns
Type Description
ReadRequest.Builder
Overrides

clearOrderBy()

public ReadRequest.Builder clearOrderBy()

Optional. Order for the returned rows.

By default, Spanner will return result rows in primary key order except for PartitionRead requests. For applications that do not require rows to be returned in primary key (ORDER_BY_PRIMARY_KEY) order, setting ORDER_BY_NO_ORDER option allows Spanner to optimize row retrieval, resulting in lower latencies in certain cases (e.g. bulk point lookups).

.google.spanner.v1.ReadRequest.OrderBy order_by = 16 [(.google.api.field_behavior) = OPTIONAL];

Returns
Type Description
ReadRequest.Builder

This builder for chaining.

clearPartitionToken()

public ReadRequest.Builder clearPartitionToken()

If present, results will be restricted to the specified partition previously created using PartitionRead(). There must be an exact match for the values of fields common to this message and the PartitionReadRequest message used to create this partition_token.

bytes partition_token = 10;

Returns
Type Description
ReadRequest.Builder

This builder for chaining.

clearRequestOptions()

public ReadRequest.Builder clearRequestOptions()

Common options for this request.

.google.spanner.v1.RequestOptions request_options = 11;

Returns
Type Description
ReadRequest.Builder

clearResumeToken()

public ReadRequest.Builder clearResumeToken()

If this request is resuming a previously interrupted read, resume_token should be copied from the last PartialResultSet yielded before the interruption. Doing this enables the new read to resume where the last read left off. The rest of the request parameters must exactly match the request that yielded this token.

bytes resume_token = 9;

Returns
Type Description
ReadRequest.Builder

This builder for chaining.

clearSession()

public ReadRequest.Builder clearSession()

Required. The session in which the read should be performed.

string session = 1 [(.google.api.field_behavior) = REQUIRED, (.google.api.resource_reference) = { ... }

Returns
Type Description
ReadRequest.Builder

This builder for chaining.

clearTable()

public ReadRequest.Builder clearTable()

Required. The name of the table in the database to be read.

string table = 3 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
ReadRequest.Builder

This builder for chaining.

clearTransaction()

public ReadRequest.Builder clearTransaction()

The transaction to use. If none is provided, the default is a temporary read-only transaction with strong concurrency.

.google.spanner.v1.TransactionSelector transaction = 2;

Returns
Type Description
ReadRequest.Builder

clone()

public ReadRequest.Builder clone()
Returns
Type Description
ReadRequest.Builder
Overrides

getColumns(int index)

public String getColumns(int index)

Required. The columns of table to be returned for each row matching this request.

repeated string columns = 5 [(.google.api.field_behavior) = REQUIRED];

Parameter
Name Description
index int

The index of the element to return.
Returns
Type Description
String

The columns at the given index.

getColumnsBytes(int index)

public ByteString getColumnsBytes(int index)

Required. The columns of table to be returned for each row matching this request.

repeated string columns = 5 [(.google.api.field_behavior) = REQUIRED];

Parameter
Name Description
index int

The index of the value to return.
Returns
Type Description
ByteString

The bytes of the columns at the given index.

getColumnsCount()

public int getColumnsCount()

Required. The columns of table to be returned for each row matching this request.

repeated string columns = 5 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
int

The count of columns.

getColumnsList()

public ProtocolStringList getColumnsList()

Required. The columns of table to be returned for each row matching this request.

repeated string columns = 5 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
ProtocolStringList

A list containing the columns.

getDataBoostEnabled()

public boolean getDataBoostEnabled()

If this is for a partitioned read and this field is set to true, the request is executed with Spanner Data Boost independent compute resources.

If the field is set to true but the request does not set partition_token, the API returns an INVALID_ARGUMENT error.

bool data_boost_enabled = 15;

Returns
Type Description
boolean

The dataBoostEnabled.

getDefaultInstanceForType()

public ReadRequest getDefaultInstanceForType()
Returns
Type Description
ReadRequest

getDescriptorForType()

public Descriptors.Descriptor getDescriptorForType()
Returns
Type Description
Descriptor
Overrides

getDirectedReadOptions()

public DirectedReadOptions getDirectedReadOptions()

Directed read options for this request.

.google.spanner.v1.DirectedReadOptions directed_read_options = 14;

Returns
Type Description
DirectedReadOptions

The directedReadOptions.

getDirectedReadOptionsBuilder()

public DirectedReadOptions.Builder getDirectedReadOptionsBuilder()

Directed read options for this request.

.google.spanner.v1.DirectedReadOptions directed_read_options = 14;

Returns
Type Description
DirectedReadOptions.Builder

getDirectedReadOptionsOrBuilder()

public DirectedReadOptionsOrBuilder getDirectedReadOptionsOrBuilder()

Directed read options for this request.

.google.spanner.v1.DirectedReadOptions directed_read_options = 14;

Returns
Type Description
DirectedReadOptionsOrBuilder

getIndex()

public String getIndex()

If non-empty, the name of an index on table. This index is used instead of the table primary key when interpreting key_set and sorting result rows. See key_set for further information.

string index = 4;

Returns
Type Description
String

The index.

getIndexBytes()

public ByteString getIndexBytes()

If non-empty, the name of an index on table. This index is used instead of the table primary key when interpreting key_set and sorting result rows. See key_set for further information.

string index = 4;

Returns
Type Description
ByteString

The bytes for index.

getKeySet()

public KeySet getKeySet()

Required. key_set identifies the rows to be yielded. key_set names the primary keys of the rows in table to be yielded, unless index is present. If index is present, then key_set instead names index keys in index.

If the partition_token field is empty, rows are yielded in table primary key order (if index is empty) or index key order (if index is non-empty). If the partition_token field is not empty, rows will be yielded in an unspecified order.

It is not an error for the key_set to name rows that do not exist in the database. Read yields nothing for nonexistent rows.

.google.spanner.v1.KeySet key_set = 6 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
KeySet

The keySet.

getKeySetBuilder()

public KeySet.Builder getKeySetBuilder()

Required. key_set identifies the rows to be yielded. key_set names the primary keys of the rows in table to be yielded, unless index is present. If index is present, then key_set instead names index keys in index.

If the partition_token field is empty, rows are yielded in table primary key order (if index is empty) or index key order (if index is non-empty). If the partition_token field is not empty, rows will be yielded in an unspecified order.

It is not an error for the key_set to name rows that do not exist in the database. Read yields nothing for nonexistent rows.

.google.spanner.v1.KeySet key_set = 6 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
KeySet.Builder

getKeySetOrBuilder()

public KeySetOrBuilder getKeySetOrBuilder()

Required. key_set identifies the rows to be yielded. key_set names the primary keys of the rows in table to be yielded, unless index is present. If index is present, then key_set instead names index keys in index.

If the partition_token field is empty, rows are yielded in table primary key order (if index is empty) or index key order (if index is non-empty). If the partition_token field is not empty, rows will be yielded in an unspecified order.

It is not an error for the key_set to name rows that do not exist in the database. Read yields nothing for nonexistent rows.

.google.spanner.v1.KeySet key_set = 6 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
KeySetOrBuilder

getLimit()

public long getLimit()

If greater than zero, only the first limit rows are yielded. If limit is zero, the default is no limit. A limit cannot be specified if partition_token is set.

int64 limit = 8;

Returns
Type Description
long

The limit.

getLockHint()

public ReadRequest.LockHint getLockHint()

Optional. Lock Hint for the request, it can only be used with read-write transactions.

.google.spanner.v1.ReadRequest.LockHint lock_hint = 17 [(.google.api.field_behavior) = OPTIONAL];

Returns
Type Description
ReadRequest.LockHint

The lockHint.

getLockHintValue()

public int getLockHintValue()

Optional. Lock Hint for the request, it can only be used with read-write transactions.

.google.spanner.v1.ReadRequest.LockHint lock_hint = 17 [(.google.api.field_behavior) = OPTIONAL];

Returns
Type Description
int

The enum numeric value on the wire for lockHint.

getOrderBy()

public ReadRequest.OrderBy getOrderBy()

Optional. Order for the returned rows.

By default, Spanner will return result rows in primary key order except for PartitionRead requests. For applications that do not require rows to be returned in primary key (ORDER_BY_PRIMARY_KEY) order, setting ORDER_BY_NO_ORDER option allows Spanner to optimize row retrieval, resulting in lower latencies in certain cases (e.g. bulk point lookups).

.google.spanner.v1.ReadRequest.OrderBy order_by = 16 [(.google.api.field_behavior) = OPTIONAL];

Returns
Type Description
ReadRequest.OrderBy

The orderBy.

getOrderByValue()

public int getOrderByValue()

Optional. Order for the returned rows.

By default, Spanner will return result rows in primary key order except for PartitionRead requests. For applications that do not require rows to be returned in primary key (ORDER_BY_PRIMARY_KEY) order, setting ORDER_BY_NO_ORDER option allows Spanner to optimize row retrieval, resulting in lower latencies in certain cases (e.g. bulk point lookups).

.google.spanner.v1.ReadRequest.OrderBy order_by = 16 [(.google.api.field_behavior) = OPTIONAL];

Returns
Type Description
int

The enum numeric value on the wire for orderBy.

getPartitionToken()

public ByteString getPartitionToken()

If present, results will be restricted to the specified partition previously created using PartitionRead(). There must be an exact match for the values of fields common to this message and the PartitionReadRequest message used to create this partition_token.

bytes partition_token = 10;

Returns
Type Description
ByteString

The partitionToken.

getRequestOptions()

public RequestOptions getRequestOptions()

Common options for this request.

.google.spanner.v1.RequestOptions request_options = 11;

Returns
Type Description
RequestOptions

The requestOptions.

getRequestOptionsBuilder()

public RequestOptions.Builder getRequestOptionsBuilder()

Common options for this request.

.google.spanner.v1.RequestOptions request_options = 11;

Returns
Type Description
RequestOptions.Builder

getRequestOptionsOrBuilder()

public RequestOptionsOrBuilder getRequestOptionsOrBuilder()

Common options for this request.

.google.spanner.v1.RequestOptions request_options = 11;

Returns
Type Description
RequestOptionsOrBuilder

getResumeToken()

public ByteString getResumeToken()

If this request is resuming a previously interrupted read, resume_token should be copied from the last PartialResultSet yielded before the interruption. Doing this enables the new read to resume where the last read left off. The rest of the request parameters must exactly match the request that yielded this token.

bytes resume_token = 9;

Returns
Type Description
ByteString

The resumeToken.

getSession()

public String getSession()

Required. The session in which the read should be performed.

string session = 1 [(.google.api.field_behavior) = REQUIRED, (.google.api.resource_reference) = { ... }

Returns
Type Description
String

The session.

getSessionBytes()

public ByteString getSessionBytes()

Required. The session in which the read should be performed.

string session = 1 [(.google.api.field_behavior) = REQUIRED, (.google.api.resource_reference) = { ... }

Returns
Type Description
ByteString

The bytes for session.

getTable()

public String getTable()

Required. The name of the table in the database to be read.

string table = 3 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
String

The table.

getTableBytes()

public ByteString getTableBytes()

Required. The name of the table in the database to be read.

string table = 3 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
ByteString

The bytes for table.

getTransaction()

public TransactionSelector getTransaction()

The transaction to use. If none is provided, the default is a temporary read-only transaction with strong concurrency.

.google.spanner.v1.TransactionSelector transaction = 2;

Returns
Type Description
TransactionSelector

The transaction.

getTransactionBuilder()

public TransactionSelector.Builder getTransactionBuilder()

The transaction to use. If none is provided, the default is a temporary read-only transaction with strong concurrency.

.google.spanner.v1.TransactionSelector transaction = 2;

Returns
Type Description
TransactionSelector.Builder

getTransactionOrBuilder()

public TransactionSelectorOrBuilder getTransactionOrBuilder()

The transaction to use. If none is provided, the default is a temporary read-only transaction with strong concurrency.

.google.spanner.v1.TransactionSelector transaction = 2;

Returns
Type Description
TransactionSelectorOrBuilder

hasDirectedReadOptions()

public boolean hasDirectedReadOptions()

Directed read options for this request.

.google.spanner.v1.DirectedReadOptions directed_read_options = 14;

Returns
Type Description
boolean

Whether the directedReadOptions field is set.

hasKeySet()

public boolean hasKeySet()

Required. key_set identifies the rows to be yielded. key_set names the primary keys of the rows in table to be yielded, unless index is present. If index is present, then key_set instead names index keys in index.

If the partition_token field is empty, rows are yielded in table primary key order (if index is empty) or index key order (if index is non-empty). If the partition_token field is not empty, rows will be yielded in an unspecified order.

It is not an error for the key_set to name rows that do not exist in the database. Read yields nothing for nonexistent rows.

.google.spanner.v1.KeySet key_set = 6 [(.google.api.field_behavior) = REQUIRED];

Returns
Type Description
boolean

Whether the keySet field is set.

hasRequestOptions()

public boolean hasRequestOptions()

Common options for this request.

.google.spanner.v1.RequestOptions request_options = 11;

Returns
Type Description
boolean

Whether the requestOptions field is set.

hasTransaction()

public boolean hasTransaction()

The transaction to use. If none is provided, the default is a temporary read-only transaction with strong concurrency.

.google.spanner.v1.TransactionSelector transaction = 2;

Returns
Type Description
boolean

Whether the transaction field is set.

internalGetFieldAccessorTable()

protected GeneratedMessageV3.FieldAccessorTable internalGetFieldAccessorTable()
Returns
Type Description
FieldAccessorTable
Overrides

isInitialized()

public final boolean isInitialized()
Returns
Type Description
boolean
Overrides

mergeDirectedReadOptions(DirectedReadOptions value)

public ReadRequest.Builder mergeDirectedReadOptions(DirectedReadOptions value)

Directed read options for this request.

.google.spanner.v1.DirectedReadOptions directed_read_options = 14;

Parameter
Name Description
value DirectedReadOptions
Returns
Type Description
ReadRequest.Builder

mergeFrom(CodedInputStream input, ExtensionRegistryLite extensionRegistry)

public ReadRequest.Builder mergeFrom(CodedInputStream input, ExtensionRegistryLite extensionRegistry)
Parameters
Name Description
input CodedInputStream
extensionRegistry ExtensionRegistryLite
Returns
Type Description
ReadRequest.Builder
Overrides
Exceptions
Type Description
IOException

mergeFrom(Message other)

public ReadRequest.Builder mergeFrom(Message other)
Parameter
Name Description
other Message
Returns
Type Description
ReadRequest.Builder
Overrides

mergeFrom(ReadRequest other)

public ReadRequest.Builder mergeFrom(ReadRequest other)
Parameter
Name Description
other ReadRequest
Returns
Type Description
ReadRequest.Builder

mergeKeySet(KeySet value)

public ReadRequest.Builder mergeKeySet(KeySet value)

Required. key_set identifies the rows to be yielded. key_set names the primary keys of the rows in table to be yielded, unless index is present. If index is present, then key_set instead names index keys in index.

If the partition_token field is empty, rows are yielded in table primary key order (if index is empty) or index key order (if index is non-empty). If the partition_token field is not empty, rows will be yielded in an unspecified order.

It is not an error for the key_set to name rows that do not exist in the database. Read yields nothing for nonexistent rows.

.google.spanner.v1.KeySet key_set = 6 [(.google.api.field_behavior) = REQUIRED];

Parameter
Name Description
value KeySet
Returns
Type Description
ReadRequest.Builder

mergeRequestOptions(RequestOptions value)

public ReadRequest.Builder mergeRequestOptions(RequestOptions value)

Common options for this request.

.google.spanner.v1.RequestOptions request_options = 11;

Parameter
Name Description
value RequestOptions
Returns
Type Description
ReadRequest.Builder

mergeTransaction(TransactionSelector value)

public ReadRequest.Builder mergeTransaction(TransactionSelector value)

The transaction to use. If none is provided, the default is a temporary read-only transaction with strong concurrency.

.google.spanner.v1.TransactionSelector transaction = 2;

Parameter
Name Description
value TransactionSelector
Returns
Type Description
ReadRequest.Builder

mergeUnknownFields(UnknownFieldSet unknownFields)

public final ReadRequest.Builder mergeUnknownFields(UnknownFieldSet unknownFields)
Parameter
Name Description
unknownFields UnknownFieldSet
Returns
Type Description
ReadRequest.Builder
Overrides

setColumns(int index, String value)

public ReadRequest.Builder setColumns(int index, String value)

Required. The columns of table to be returned for each row matching this request.

repeated string columns = 5 [(.google.api.field_behavior) = REQUIRED];

Parameters
Name Description
index int

The index to set the value at.
value String

The columns to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setDataBoostEnabled(boolean value)

public ReadRequest.Builder setDataBoostEnabled(boolean value)

If this is for a partitioned read and this field is set to true, the request is executed with Spanner Data Boost independent compute resources.

If the field is set to true but the request does not set partition_token, the API returns an INVALID_ARGUMENT error.

bool data_boost_enabled = 15;

Parameter
Name Description
value boolean

The dataBoostEnabled to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setDirectedReadOptions(DirectedReadOptions value)

public ReadRequest.Builder setDirectedReadOptions(DirectedReadOptions value)

Directed read options for this request.

.google.spanner.v1.DirectedReadOptions directed_read_options = 14;

Parameter
Name Description
value DirectedReadOptions
Returns
Type Description
ReadRequest.Builder

setDirectedReadOptions(DirectedReadOptions.Builder builderForValue)

public ReadRequest.Builder setDirectedReadOptions(DirectedReadOptions.Builder builderForValue)

Directed read options for this request.

.google.spanner.v1.DirectedReadOptions directed_read_options = 14;

Parameter
Name Description
builderForValue DirectedReadOptions.Builder
Returns
Type Description
ReadRequest.Builder

setField(Descriptors.FieldDescriptor field, Object value)

public ReadRequest.Builder setField(Descriptors.FieldDescriptor field, Object value)
Parameters
Name Description
field FieldDescriptor
value Object
Returns
Type Description
ReadRequest.Builder
Overrides

setIndex(String value)

public ReadRequest.Builder setIndex(String value)

If non-empty, the name of an index on table. This index is used instead of the table primary key when interpreting key_set and sorting result rows. See key_set for further information.

string index = 4;

Parameter
Name Description
value String

The index to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setIndexBytes(ByteString value)

public ReadRequest.Builder setIndexBytes(ByteString value)

If non-empty, the name of an index on table. This index is used instead of the table primary key when interpreting key_set and sorting result rows. See key_set for further information.

string index = 4;

Parameter
Name Description
value ByteString

The bytes for index to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setKeySet(KeySet value)

public ReadRequest.Builder setKeySet(KeySet value)

Required. key_set identifies the rows to be yielded. key_set names the primary keys of the rows in table to be yielded, unless index is present. If index is present, then key_set instead names index keys in index.

If the partition_token field is empty, rows are yielded in table primary key order (if index is empty) or index key order (if index is non-empty). If the partition_token field is not empty, rows will be yielded in an unspecified order.

It is not an error for the key_set to name rows that do not exist in the database. Read yields nothing for nonexistent rows.

.google.spanner.v1.KeySet key_set = 6 [(.google.api.field_behavior) = REQUIRED];

Parameter
Name Description
value KeySet
Returns
Type Description
ReadRequest.Builder

setKeySet(KeySet.Builder builderForValue)

public ReadRequest.Builder setKeySet(KeySet.Builder builderForValue)

Required. key_set identifies the rows to be yielded. key_set names the primary keys of the rows in table to be yielded, unless index is present. If index is present, then key_set instead names index keys in index.

If the partition_token field is empty, rows are yielded in table primary key order (if index is empty) or index key order (if index is non-empty). If the partition_token field is not empty, rows will be yielded in an unspecified order.

It is not an error for the key_set to name rows that do not exist in the database. Read yields nothing for nonexistent rows.

.google.spanner.v1.KeySet key_set = 6 [(.google.api.field_behavior) = REQUIRED];

Parameter
Name Description
builderForValue KeySet.Builder
Returns
Type Description
ReadRequest.Builder

setLimit(long value)

public ReadRequest.Builder setLimit(long value)

If greater than zero, only the first limit rows are yielded. If limit is zero, the default is no limit. A limit cannot be specified if partition_token is set.

int64 limit = 8;

Parameter
Name Description
value long

The limit to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setLockHint(ReadRequest.LockHint value)

public ReadRequest.Builder setLockHint(ReadRequest.LockHint value)

Optional. Lock Hint for the request, it can only be used with read-write transactions.

.google.spanner.v1.ReadRequest.LockHint lock_hint = 17 [(.google.api.field_behavior) = OPTIONAL];

Parameter
Name Description
value ReadRequest.LockHint

The lockHint to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setLockHintValue(int value)

public ReadRequest.Builder setLockHintValue(int value)

Optional. Lock Hint for the request, it can only be used with read-write transactions.

.google.spanner.v1.ReadRequest.LockHint lock_hint = 17 [(.google.api.field_behavior) = OPTIONAL];

Parameter
Name Description
value int

The enum numeric value on the wire for lockHint to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setOrderBy(ReadRequest.OrderBy value)

public ReadRequest.Builder setOrderBy(ReadRequest.OrderBy value)

Optional. Order for the returned rows.

By default, Spanner will return result rows in primary key order except for PartitionRead requests. For applications that do not require rows to be returned in primary key (ORDER_BY_PRIMARY_KEY) order, setting ORDER_BY_NO_ORDER option allows Spanner to optimize row retrieval, resulting in lower latencies in certain cases (e.g. bulk point lookups).

.google.spanner.v1.ReadRequest.OrderBy order_by = 16 [(.google.api.field_behavior) = OPTIONAL];

Parameter
Name Description
value ReadRequest.OrderBy

The orderBy to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setOrderByValue(int value)

public ReadRequest.Builder setOrderByValue(int value)

Optional. Order for the returned rows.

By default, Spanner will return result rows in primary key order except for PartitionRead requests. For applications that do not require rows to be returned in primary key (ORDER_BY_PRIMARY_KEY) order, setting ORDER_BY_NO_ORDER option allows Spanner to optimize row retrieval, resulting in lower latencies in certain cases (e.g. bulk point lookups).

.google.spanner.v1.ReadRequest.OrderBy order_by = 16 [(.google.api.field_behavior) = OPTIONAL];

Parameter
Name Description
value int

The enum numeric value on the wire for orderBy to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setPartitionToken(ByteString value)

public ReadRequest.Builder setPartitionToken(ByteString value)

If present, results will be restricted to the specified partition previously created using PartitionRead(). There must be an exact match for the values of fields common to this message and the PartitionReadRequest message used to create this partition_token.

bytes partition_token = 10;

Parameter
Name Description
value ByteString

The partitionToken to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setRepeatedField(Descriptors.FieldDescriptor field, int index, Object value)

public ReadRequest.Builder setRepeatedField(Descriptors.FieldDescriptor field, int index, Object value)
Parameters
Name Description
field FieldDescriptor
index int
value Object
Returns
Type Description
ReadRequest.Builder
Overrides

setRequestOptions(RequestOptions value)

public ReadRequest.Builder setRequestOptions(RequestOptions value)

Common options for this request.

.google.spanner.v1.RequestOptions request_options = 11;

Parameter
Name Description
value RequestOptions
Returns
Type Description
ReadRequest.Builder

setRequestOptions(RequestOptions.Builder builderForValue)

public ReadRequest.Builder setRequestOptions(RequestOptions.Builder builderForValue)

Common options for this request.

.google.spanner.v1.RequestOptions request_options = 11;

Parameter
Name Description
builderForValue RequestOptions.Builder
Returns
Type Description
ReadRequest.Builder

setResumeToken(ByteString value)

public ReadRequest.Builder setResumeToken(ByteString value)

If this request is resuming a previously interrupted read, resume_token should be copied from the last PartialResultSet yielded before the interruption. Doing this enables the new read to resume where the last read left off. The rest of the request parameters must exactly match the request that yielded this token.

bytes resume_token = 9;

Parameter
Name Description
value ByteString

The resumeToken to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setSession(String value)

public ReadRequest.Builder setSession(String value)

Required. The session in which the read should be performed.

string session = 1 [(.google.api.field_behavior) = REQUIRED, (.google.api.resource_reference) = { ... }

Parameter
Name Description
value String

The session to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setSessionBytes(ByteString value)

public ReadRequest.Builder setSessionBytes(ByteString value)

Required. The session in which the read should be performed.

string session = 1 [(.google.api.field_behavior) = REQUIRED, (.google.api.resource_reference) = { ... }

Parameter
Name Description
value ByteString

The bytes for session to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setTable(String value)

public ReadRequest.Builder setTable(String value)

Required. The name of the table in the database to be read.

string table = 3 [(.google.api.field_behavior) = REQUIRED];

Parameter
Name Description
value String

The table to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setTableBytes(ByteString value)

public ReadRequest.Builder setTableBytes(ByteString value)

Required. The name of the table in the database to be read.

string table = 3 [(.google.api.field_behavior) = REQUIRED];

Parameter
Name Description
value ByteString

The bytes for table to set.
Returns
Type Description
ReadRequest.Builder

This builder for chaining.

setTransaction(TransactionSelector value)

public ReadRequest.Builder setTransaction(TransactionSelector value)

The transaction to use. If none is provided, the default is a temporary read-only transaction with strong concurrency.

.google.spanner.v1.TransactionSelector transaction = 2;

Parameter
Name Description
value TransactionSelector
Returns
Type Description
ReadRequest.Builder

setTransaction(TransactionSelector.Builder builderForValue)

public ReadRequest.Builder setTransaction(TransactionSelector.Builder builderForValue)

The transaction to use. If none is provided, the default is a temporary read-only transaction with strong concurrency.

.google.spanner.v1.TransactionSelector transaction = 2;

Parameter
Name Description
builderForValue TransactionSelector.Builder
Returns
Type Description
ReadRequest.Builder

setUnknownFields(UnknownFieldSet unknownFields)

public final ReadRequest.Builder setUnknownFields(UnknownFieldSet unknownFields)
Parameter
Name Description
unknownFields UnknownFieldSet
Returns
Type Description
ReadRequest.Builder
Overrides