System.Data.DataColumn

DataColumn

public class DataColumn

public bool AllowDBNull { get; set; }

public bool AutoIncrement { get; set; }

public long AutoIncrementSeed { get; set; }

public long AutoIncrementStep { get; set; }

public string Caption { get; set; }

public virtual MappingType ColumnMapping { get; set; }

public string ColumnName { get; set; }

public Type DataType { get; set; }

public object DefaultValue { get; set; }

public int MaxLength { get; set; }

public string Namespace { get; set; }

public int Ordinal { get; }

public string Prefix { get; set; }

public bool ReadOnly { get; set; }

public DataTable Table { get; }

public DataColumn(string columnName)

public DataColumn(string columnName, Type dataType)

public DataColumn(string columnName, Type dataType, string expr)

public DataColumn(string columnName, Type dataType, string expr, MappingType type)

protected void CheckUnique()