Google BigQuery v2 API - Class TableSchemaBuilder (3.10.0)

Version latest

• 3.10.0 (latest)
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• 2.2.0

public sealed class TableSchemaBuilder : IEnumerable

Reference documentation and code samples for the Google BigQuery v2 API class TableSchemaBuilder.

Class making it simple to create a TableSchema.

Inheritance

object > TableSchemaBuilder

Implements

IEnumerable

Inherited Members

object.GetHashCode()

object.GetType()

object.ToString()

Namespace

Google.Cloud.BigQuery.V2

Assembly

Google.Cloud.BigQuery.V2.dll

Remarks

This class only implements IEnumerable in order to allow it to be used in collection initializers.

Methods

Add(TableFieldSchema)

public void Add(TableFieldSchema field)

Adds the given field to the schema being built.

Parameter
Name	Description
field	TableFieldSchema The field to add. Must not be null.

Add(string, TableSchema, BigQueryFieldMode, string)

public void Add(string name, TableSchema nestedSchema, BigQueryFieldMode mode = BigQueryFieldMode.Nullable, string description = null)

Creates a nested field with the specified schema, and adds it to the schema being built.

Parameters
Name	Description
name	string The name of the field. Must be a valid field name.
nestedSchema	TableSchema The schema for the nested field. Must not be null.
mode	BigQueryFieldMode The mode of the field. Must be a defined member within BigQueryFieldMode.
description	string The description of the field. May be null.

Add(string, BigQueryDbType, BigQueryFieldMode, string)

public void Add(string name, BigQueryDbType type, BigQueryFieldMode mode = BigQueryFieldMode.Nullable, string description = null)

Creates a field with the specified details, and adds it to the schema being built.

Parameters
Name	Description
name	string The name of the field. Must be a valid field name.
type	BigQueryDbType The type of the field. Must be a defined member within BigQueryDbType, other than Struct or Array.
mode	BigQueryFieldMode The mode of the field. Must be a defined member within BigQueryFieldMode.
description	string The description of the field. May be null.

Add(string, TableSchemaBuilder, BigQueryFieldMode, string)

public void Add(string name, TableSchemaBuilder nestedSchema, BigQueryFieldMode mode = BigQueryFieldMode.Nullable, string description = null)

Creates a nested field with the specified schema, and adds it to the schema being built. This method simply delegates to Add(string, TableSchema, BigQueryFieldMode, string) after calling Build() on nestedSchema.

Parameters
Name	Description
name	string The name of the field. Must be a valid field name.
nestedSchema	TableSchemaBuilder The schema for the nested field, in the form of a TableSchemaBuilder. Must not be null.
mode	BigQueryFieldMode The mode of the field. Must be a defined member within BigQueryFieldMode.
description	string The description of the field. May be null.

Build()

public TableSchema Build()

Constructs a TableSchema from this builder.

Returns
Type	Description
TableSchema	A TableSchema from the fields added to this builder.

ModifyField(string, Action<TableFieldSchema>)

public TableSchemaBuilder ModifyField(string fieldName, Action<TableFieldSchema> fieldModifier)

Modifies the field with fieldName by running the given action.

Parameters
Name	Description
fieldName	string The name of the field to be modified. Must not be null.
fieldModifier	ActionTableFieldSchema An action to be performed on the given field.

Returns
Type	Description
TableSchemaBuilder	This TableSchemaBuilder after having applied the modification. For the purposes of method chaining.

Exceptions
Type	Description
ArgumentException	fieldName is not present within the schema being built.