/// <summary>
/// Default constructor that will implement the default implementation for Sql Server DB Schema loading that supports static caching/lazy loading for performance.
/// </summary>
protected BaseSqlBulkHelper()
{
//Initialize the default Sql DB Schema Loader (which is dependent on the Sql Connection Provider);
this.SqlDbSchemaLoader = SqlBulkHelpersDBSchemaStaticLoader.Default;
}
/// <summary>
/// Constructor that support passing in a customized Sql DB Schema Loader implementation.
/// </summary>
/// <param name="sqlDbSchemaLoader"></param>
protected BaseSqlBulkHelper(ISqlBulkHelpersDBSchemaLoader sqlDbSchemaLoader)
{
this.SqlDbSchemaLoader = sqlDbSchemaLoader.AssertArgumentNotNull(nameof(sqlDbSchemaLoader));
}
/// <inheritdoc/>
public SqlBulkIdentityHelper(ISqlBulkHelpersDBSchemaLoader sqlDbSchemaLoader, int timeoutSeconds = DefaultBulkOperationTimeoutSeconds)
: base(sqlDbSchemaLoader, timeoutSeconds)
{
}
public SqlBulkIdentityHelper(ISqlBulkHelpersDBSchemaLoader sqlDbSchemaLoader)
: base(sqlDbSchemaLoader)
{
}
/// <summary>
/// Constructor that support passing in a customized Sql DB Schema Loader implementation.
/// NOTE: This is usually a shared/cached/static class (such as SqlBulkHelpersDBSchemaStaticLoader) because it may
/// cache the Sql DB Schema for maximum performance of all Bulk insert/update activities within an application;
/// because Schemas usually do not change during the lifetime of an application restart.
/// NOTE: With this overload there is no internal caching done, as it assumes that the instance provided is already
/// being managed for performance (e.g. is static in the consuming code logic).
/// </summary>
/// <param name="sqlDbSchemaLoader"></param>
/// <param name="timeoutSeconds"></param>
protected BaseSqlBulkHelper(ISqlBulkHelpersDBSchemaLoader sqlDbSchemaLoader, int timeoutSeconds = DefaultBulkOperationTimeoutSeconds)
{
this.SqlDbSchemaLoader = sqlDbSchemaLoader;
this.BulkOperationTimeoutSeconds = timeoutSeconds;
}
/// <inheritdoc/>
public SqlBulkNaturalKeyHelper(ISqlBulkHelpersDBSchemaLoader sqlDbSchemaLoader, int timeoutSeconds = DefaultBulkOperationTimeoutSeconds)
: base(sqlDbSchemaLoader, timeoutSeconds)
{
throw new NotImplementedException(NOT_IMPLEMENTED_MESSAGE);
}
