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DataTableMappingCollection.RemoveAt Method (String)

Removes the DataTableMapping object with the specified source table name from the collection.

Namespace:  System.Data.Common
Assembly:  System.Data (in System.Data.dll)

public void RemoveAt(
	string sourceTable
)

Parameters

sourceTable
Type: System.String

The case-sensitive source table name to find.

Implements

ITableMappingCollection.RemoveAt(String)

ExceptionCondition
IndexOutOfRangeException

A DataTableMapping object does not exist with the specified source table name.

The following example searches for a DataTableMapping object with the given source table name within a DataTableMappingCollection collection. If the DataTableMapping exists, the mapping is removed. This example assumes that a DataTableMappingCollection collection has been created.

public void RemoveDataTableMapping() 
{
    // ... 
    // create mappings 
    // ... 
    if (mappings.Contains("Categories"))
        mappings.RemoveAt("Categories");
}

.NET Framework

Supported in: 4.6, 4.5, 4, 3.5, 3.0, 2.0, 1.1

.NET Framework Client Profile

Supported in: 4, 3.5 SP1

XNA Framework

Supported in: 3.0, 2.0, 1.0
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