internal TableExpression([NotNull] ITableBase table)
: base(table.Name.Substring(0, 1).ToLower())
{
Name = table.Name;
Schema = table.Schema;
Table = table;
}
internal TableExpression(ITableBase table)
: base(table.Name.Substring(0, 1).ToLowerInvariant())
{
Name = table.Name;
Schema = table.Schema;
Table = table;
}
/// <summary>
/// Creates a new instance of the <see cref="TemporalTableExpression" /> class representing temporal 'All' operation.
/// </summary>
/// <param name="table"> A table source. </param>
public TemporalTableExpression(ITableBase table)
: base(table.Name.Substring(0, 1).ToLowerInvariant())
{
Name = table.Name;
Schema = table.Schema;
TemporalOperationType = TemporalOperationType.All;
}
private IReadOnlyList <IProperty> GetNonSharedProperties(ITableBase table, IEntityType entityType)
{
var nonSharedProperties = new List <IProperty>();
var principalEntityTypes = new HashSet <IEntityType>();
GetPrincipalEntityTypes(table, entityType, principalEntityTypes);
foreach (var property in entityType.GetProperties())
{
if (property.IsPrimaryKey())
{
continue;
}
var propertyMappings = table.FindColumn(property).PropertyMappings;
if (propertyMappings.Count() > 1 &&
propertyMappings.Any(pm => principalEntityTypes.Contains(pm.TableMapping.EntityType)))
{
continue;
}
nonSharedProperties.Add(property);
}
return(nonSharedProperties);
}
/// <summary>
/// Creates a new instance of the <see cref="TemporalTableExpression" /> class representing temporal 'AsOf' operation.
/// </summary>
/// <param name="table"> A table source. </param>
/// <param name="pointInTime">Point in time. </param>
public TemporalTableExpression(ITableBase table, DateTime pointInTime)
: base(table.Name.Substring(0, 1).ToLowerInvariant())
{
Name = table.Name;
Schema = table.Schema;
PointInTime = pointInTime;
TemporalOperationType = TemporalOperationType.AsOf;
}
private void GetPrincipalEntityTypes(ITableBase table, IEntityType entityType, HashSet <IEntityType> entityTypes)
{
foreach (var linkingFk in table.GetRowInternalForeignKeys(entityType))
{
entityTypes.Add(linkingFk.PrincipalEntityType);
GetPrincipalEntityTypes(table, linkingFk.PrincipalEntityType, entityTypes);
}
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public TableMappingBase(
[NotNull] IEntityType entityType,
[NotNull] ITableBase table,
bool includesDerivedTypes)
{
EntityType = entityType;
Table = table;
IncludesDerivedTypes = includesDerivedTypes;
}
/// <summary>
/// Creates a new instance of the <see cref="TemporalTableExpression" /> class representing temporal range operation.
/// </summary>
/// <param name="table"> A table source. </param>
/// <param name="from">Start of the time range.</param>
/// <param name="to">End of the time range.</param>
/// <param name="temporalOperationType">Temporal operation type.</param>
public TemporalTableExpression(ITableBase table, DateTime from, DateTime to, TemporalOperationType temporalOperationType)
: base(table.Name.Substring(0, 1).ToLowerInvariant())
{
Name = table.Name;
Schema = table.Schema;
From = from;
To = to;
TemporalOperationType = temporalOperationType;
}
private void UpdateMetadataFields(int userId)
{
foreach (var ent in DbContext.ChangeTracker.Entries().Where(p => p.State == EntityState.Added || p.State == EntityState.Deleted || p.State == EntityState.Modified))
{
if (ent.Entity != null && ent.Entity is ITableBase)
{
ITableBase entity = (ITableBase)ent.Entity;
if (ent.State == EntityState.Added)
{
entity.EnteredBy = userId;
entity.EnteredDate = DateTime.UtcNow;
}
entity.LastUpdatedBy = userId;
entity.LastUpdated = DateTime.UtcNow;
}
}
}
internal TableExpression(ITableBase table)
: this(table, annotations : null)
{
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
protected TemporalRangeTableExpression(ITableBase table, DateTime from, DateTime to)
: base(table)
{
From = from;
To = to;
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
protected TemporalTableExpression(ITableBase table)
: base(table.Name[..1].ToLowerInvariant())
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public TemporalBetweenTableExpression(ITableBase table, DateTime from, DateTime to)
: base(table, from, to)
{
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public TemporalAllTableExpression(ITableBase table)
: base(table)
{
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public TemporalContainedInTableExpression(ITableBase table, DateTime from, DateTime to)
: base(table, from, to)
{
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
public TemporalAsOfTableExpression(ITableBase table, DateTime pointInTime)
: base(table)
{
PointInTime = pointInTime;
}
static public int UsingMethod2(this ITableBase table)
{
var i = table.Method2();
return(i * 5 + 9 - 14 / 3 % 7 /* etc... */);
}
/// <summary>
/// This is an internal API that supports the Entity Framework Core infrastructure and not subject to
/// the same compatibility standards as public APIs. It may be changed or removed without notice in
/// any release. You should only use it directly in your code with extreme caution and knowing that
/// doing so can result in application failures when updating to a new Entity Framework Core release.
/// </summary>
protected TemporalTableExpression(ITableBase table)
: base(table.Name.Substring(0, 1).ToLowerInvariant())
{
Name = table.Name;
Schema = table.Schema;
}
static public void AddingNewMethodToTables(this ITableBase table, string some_string,
int some_int, YourType any_other_parameter /* etc... */)
{
// implement the method you want add to all Table classes
}
static public string GetIdAsString(this ITableBase table)
{
return(table.Id.ToString());
}
private TableExpression(ITableBase table, IEnumerable <IAnnotation>?annotations)
: base(alias : table.Name[..1].ToLowerInvariant(), annotations)
internal TableExpression(ITableBase table)
: base(table.Name[..1].ToLowerInvariant())
public double GetObjectArea(ITableBase tablebase)
{
return(tablebase.H * tablebase.W);
}
