Class Row

Represents an CQL row

Inheritance
object
Row
Implements
Inherited Members
Namespace: Cassandra
Assembly: Cassandra.dll
Syntax
public class Row : IEnumerable<object>, IEnumerable

Constructors

Row()

Initializes a new instance of the Cassandra.Row class

Declaration
public Row()

Row(int, byte[][], CqlColumn[], Dictionary<string, int>)

Initializes a new instance of the Cassandra.Row class

Declaration
[Obsolete("This constructor is deprecated and to be removed in future versions. If you need to create mock instances of Row, use the parameter-less constructor and override GetValue<T>()")]
public Row(int protocolVersion, byte[][] values, CqlColumn[] columns, Dictionary<string, int> columnIndexes)
Parameters
Type Name Description
int protocolVersion
byte[][] values
CqlColumn[] columns
Dictionary<string, int> columnIndexes

Properties

ColumnIndexes

Gets or sets the index of the columns within the row

Declaration
protected Dictionary<string, int> ColumnIndexes { get; set; }
Property Value
Type Description
Dictionary<string, int>

Columns

Gets or sets the columns information

Declaration
protected CqlColumn[] Columns { get; set; }
Property Value
Type Description
CqlColumn[]

this[int]

Gets the stored value in the column specified by index

Declaration
public object this[int index] { get; }
Parameters
Type Name Description
int index
Property Value
Type Description
object

this[string]

Gets the stored value in the column specified by name

Declaration
public object this[string name] { get; }
Parameters
Type Name Description
string name
Property Value
Type Description
object

Length

Gets the total amount of values inside the row

Declaration
public int Length { get; }
Property Value
Type Description
int

ProtocolVersion

Declaration
[Obsolete("This property is deprecated and to be removed in future versions.")]
protected int ProtocolVersion { get; set; }
Property Value
Type Description
int

Values

Declaration
[Obsolete("This property is deprecated and to be removed in future versions.")]
protected byte[][] Values { get; set; }
Property Value
Type Description
byte[][]

Methods

GetColumn(string)

Gets a column information by name. Returns null if not found.

Declaration
public CqlColumn GetColumn(string name)
Parameters
Type Name Description
string name
Returns
Type Description
CqlColumn

GetEnumerator()

Returns an enumerator that iterates through the row values from the first position to the last one.

Declaration
public IEnumerator<object> GetEnumerator()
Returns
Type Description
IEnumerator<object>

GetValue(Type, int)

Gets the stored value in the column specified by index

Declaration
public object GetValue(Type type, int index)
Parameters
Type Name Description
Type type

Target type
int index

Index of the column
Returns
Type Description
object

GetValue(Type, string)

Gets the stored value in the column specified by name

Declaration
public object GetValue(Type type, string name)
Parameters
Type Name Description
Type type

Target type
string name

Name of the column
Returns
Type Description
object

GetValue<T>(int)

Gets the stored value in the column specified by index.

Declaration
public virtual T GetValue<T>(int index)
Parameters
Type Name Description
int index

Index of the column
Returns
Type Description
T
Type Parameters
Name Description
T

Target type

GetValue<T>(string)

Gets the stored value in the column specified by name.

Declaration
public virtual T GetValue<T>(string name)
Parameters
Type Name Description
string name

Name of the column
Returns
Type Description
T
Type Parameters
Name Description
T

Target type

IsNull(int)

Determines if the value in the column is null

Declaration
public virtual bool IsNull(int index)
Parameters
Type Name Description
int index
Returns
Type Description
bool

IsNull(string)

Determines if the value in the column is null

Declaration
public bool IsNull(string name)
Parameters
Type Name Description
string name
Returns
Type Description
bool

Implements