Cloud Spanner V1 Client - Class ResultSetMetadata (1.67.0)

Version 1.67.0

• 1.91.0 (latest)
• 1.90.0
• 1.89.0
• 1.88.0
• 1.87.0
• 1.86.0
• 1.85.0
• 1.84.0
• 1.83.0
• 1.82.0
• 1.81.0
• 1.80.0
• 1.79.0
• 1.78.0
• 1.77.0
• 1.76.1
• 1.68.0
• 1.67.0
• 1.66.0
• 1.65.0
• 1.64.0
• 1.63.2
• 1.62.1
• 1.61.0
• 1.60.0
• 1.59.0
• 1.58.4
• 1.57.0
• 1.56.0
• 1.55.0
• 1.54.2

Reference documentation and code samples for the Cloud Spanner V1 Client class ResultSetMetadata.

Metadata about a ResultSet or PartialResultSet.

Generated from protobuf message google.spanner.v1.ResultSetMetadata

Namespace

Google \ Cloud \ Spanner \ V1

Methods

__construct

Constructor.

Parameters
Name	Description
data	array Optional. Data for populating the Message object.
↳ row_type	Google\Cloud\Spanner\V1\StructType Indicates the field names and types for the rows in the result set. For example, a SQL query like "SELECT UserId, UserName FROM Users" could return a row_type value like: "fields": [ { "name": "UserId", "type": { "code": "INT64" } }, { "name": "UserName", "type": { "code": "STRING" } }, ]
↳ transaction	Google\Cloud\Spanner\V1\Transaction If the read or SQL query began a transaction as a side-effect, the information about the new transaction is yielded here.
↳ undeclared_parameters	Google\Cloud\Spanner\V1\StructType A SQL query can be parameterized. In PLAN mode, these parameters can be undeclared. This indicates the field names and types for those undeclared parameters in the SQL query. For example, a SQL query like "SELECT * FROM Users where UserId = @userId and UserName = @userName " could return a undeclared_parameters value like: "fields": [ { "name": "UserId", "type": { "code": "INT64" } }, { "name": "UserName", "type": { "code": "STRING" } }, ]

getRowType

Indicates the field names and types for the rows in the result set. For example, a SQL query like "SELECT UserId, UserName FROM Users" could return a row_type value like: "fields": [ { "name": "UserId", "type": { "code": "INT64" } }, { "name": "UserName", "type": { "code": "STRING" } }, ]

Returns
Type	Description
Google\Cloud\Spanner\V1\StructType|null

hasRowType

clearRowType

setRowType

Indicates the field names and types for the rows in the result set. For example, a SQL query like "SELECT UserId, UserName FROM Users" could return a row_type value like: "fields": [ { "name": "UserId", "type": { "code": "INT64" } }, { "name": "UserName", "type": { "code": "STRING" } }, ]

Parameter
Name	Description
var	Google\Cloud\Spanner\V1\StructType

Returns
Type	Description
$this

getTransaction

If the read or SQL query began a transaction as a side-effect, the information about the new transaction is yielded here.

Returns
Type	Description
Google\Cloud\Spanner\V1\Transaction|null

hasTransaction

clearTransaction

setTransaction

If the read or SQL query began a transaction as a side-effect, the information about the new transaction is yielded here.

Parameter
Name	Description
var	Google\Cloud\Spanner\V1\Transaction

Returns
Type	Description
$this

getUndeclaredParameters

A SQL query can be parameterized. In PLAN mode, these parameters can be undeclared. This indicates the field names and types for those undeclared parameters in the SQL query. For example, a SQL query like "SELECT * FROM Users where UserId = @userId and UserName = @userName " could return a undeclared_parameters value like: "fields": [ { "name": "UserId", "type": { "code": "INT64" } }, { "name": "UserName", "type": { "code": "STRING" } }, ]

Returns
Type	Description
Google\Cloud\Spanner\V1\StructType|null

hasUndeclaredParameters

clearUndeclaredParameters

setUndeclaredParameters

A SQL query can be parameterized. In PLAN mode, these parameters can be undeclared. This indicates the field names and types for those undeclared parameters in the SQL query. For example, a SQL query like "SELECT * FROM Users where UserId = @userId and UserName = @userName " could return a undeclared_parameters value like: "fields": [ { "name": "UserId", "type": { "code": "INT64" } }, { "name": "UserName", "type": { "code": "STRING" } }, ]

Parameter
Name	Description
var	Google\Cloud\Spanner\V1\StructType

Returns
Type	Description
$this