Select.ExecuteScalar - метод Смотри также Terrasoft.Core.DB - пространство имен > Select - класс : ExecuteScalar - метод C#
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ExecuteScalar<TResult>() | Executes the current select query and returns the typed first column of the first record of the resulting set returned by the query. |
ExecuteScalar<TResult>(DBExecutor) | Executes the current select query and returns the typed first column of the first record of the resulting set, using the passed-in DBExecutor instance. |