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https://github.com/OpenDAoC/OpenDAoC-Core
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58 lines
No EOL
1.7 KiB
C#
58 lines
No EOL
1.7 KiB
C#
using System;
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namespace DOL.Database.Attributes
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{
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/// <summary>
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/// Attribute that Marks a Property or Field as Column of the Table
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/// </summary>
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[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field)]
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public class DataElement : Attribute
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{
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public DataElement()
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{
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AllowDbNull = true;
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Unique = false;
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UniqueColumns = string.Empty;
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Index = false;
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IndexColumns = string.Empty;
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Varchar = 0;
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}
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/// <summary>
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/// Indicates if a value of null is allowed for this Collumn
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/// </summary>
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/// <value><c>true</c> if <c>null</c> is allowed</value>
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public bool AllowDbNull { get; set; }
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/// <summary>
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/// Indicates if a Value has to be Unique in the Table
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/// </summary>
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/// <value><c>true</c> if a Value as to be Unique</value>
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public bool Unique { get; set; }
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/// <summary>
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/// Indicates what columns are added to an Unique Field that includes this column
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/// </summary>
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/// <value><c>'ColumnName,ColumnName...'</c></value>
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public string UniqueColumns { get; set; }
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/// <summary>
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/// Indicates if the value gets indexed in sql databases
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/// for optimizing performance
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/// </summary>
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/// <value><c>true</c>if column of value should be indexed</value>
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public bool Index { get; set; }
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/// <summary>
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/// Indicates what columns are added to an index that includes this column
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/// <value><c>'ColumnName,ColumnName...'</c></value>
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/// </summary>
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public string IndexColumns { get; set; }
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/// <summary>
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/// Indicates that a string column will be created as type VarChar with the length provided
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/// Varchar = 0 will force creation of TEXT datatype
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/// </summary>
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public byte Varchar { get; set; }
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}
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} |