/// <summary>
/// All DB's do not support ON UPDATE by default.
/// </summary>
public virtual string OnUpdate(string primaryTable, string primaryColumn, string foreignTable, string foreignColumn, ForeignKeyUpdate updateType)
{
return(null);
}
/// <summary> /// Get column constraints. /// </summary> /// <param name="values">Received values.</param> /// <param name="onDelete">Foreign key delete action.</param> /// <param name="onUpdate">Foreign key update action</param> /// <returns>reference class</returns> public abstract string GetColumnConstraints(object[] values, out ForeignKeyDelete onDelete, out ForeignKeyUpdate onUpdate);
/// <inheritdoc cref="GXDBSettings.GetColumnConstraints"/>
public override string GetColumnConstraints(object[] values, out ForeignKeyDelete onDelete, out ForeignKeyUpdate onUpdate)
{
onDelete = (ForeignKeyDelete)Enum.Parse(typeof(ForeignKeyDelete), (string)values[2], true);
onUpdate = (ForeignKeyUpdate)Enum.Parse(typeof(ForeignKeyUpdate), (string)values[1], true);
return((string)values[0]);
}
/// <inheritdoc cref="GXDBSettings.GetColumnConstraints"/>
public override string GetColumnConstraints(object[] values, out ForeignKeyDelete onDelete, out ForeignKeyUpdate onUpdate)
{
throw new System.NotImplementedException();
}
/// <inheritdoc cref="GXDBSettings.GetColumnConstraints"/>
public override string GetColumnConstraints(object[] values, out ForeignKeyDelete onDelete, out ForeignKeyUpdate onUpdate)
{
string str = (string)values[1];
if (str == "NO_ACTION")
{
onDelete = ForeignKeyDelete.None;
}
else
{
onDelete = (ForeignKeyDelete)Enum.Parse(typeof(ForeignKeyDelete), str, true);
}
str = (string)values[2];
if (str == "NO_ACTION")
{
onUpdate = ForeignKeyUpdate.None;
}
else
{
onUpdate = (ForeignKeyUpdate)Enum.Parse(typeof(ForeignKeyUpdate), str, true);
}
return((string)values[0]);
}