/// <summary>
/// Deletes an existing data from the database in asynchronous way.
/// </summary>
/// <param name="connection">The connection object to be used.</param>
/// <param name="tableName">The name of the target table to be used.</param>
/// <param name="where">The query expression to be used.</param>
/// <param name="commandTimeout">The command timeout in seconds to be used.</param>
/// <param name="transaction">The transaction to be used.</param>
/// <param name="trace">The trace object to be used.</param>
/// <param name="statementBuilder">The statement builder object to be used.</param>
/// <returns>The number of rows affected by the execution.</returns>
internal static Task <int> DeleteAsyncInternal(this IDbConnection connection,
string tableName,
QueryGroup where,
int?commandTimeout = null,
IDbTransaction transaction = null,
ITrace trace = null,
IStatementBuilder statementBuilder = null)
{
// Variables
var request = new DeleteRequest(tableName,
connection,
transaction,
where,
statementBuilder);
var param = (object)null;
// Converts to propery mapped object
if (where != null)
{
param = QueryGroup.AsMappedObject(new[] { where.MapTo(null) });
}
// Return the result
return(DeleteAsyncInternalBase(connection: connection,
request: request,
param: param,
commandTimeout: commandTimeout,
transaction: transaction,
trace: trace));
}
/// <summary>
/// Deletes an existing data from the database.
/// </summary>
/// <typeparam name="TEntity">The type of the data entity object.</typeparam>
/// <param name="connection">The connection object to be used.</param>
/// <param name="where">The query expression to be used.</param>
/// <param name="commandTimeout">The command timeout in seconds to be used.</param>
/// <param name="transaction">The transaction to be used.</param>
/// <param name="trace">The trace object to be used.</param>
/// <param name="statementBuilder">The statement builder object to be used.</param>
/// <returns>The number of rows affected by the execution.</returns>
internal static int DeleteInternal <TEntity>(this IDbConnection connection,
QueryGroup where,
int?commandTimeout = null,
IDbTransaction transaction = null,
ITrace trace = null,
IStatementBuilder statementBuilder = null)
where TEntity : class
{
// Variables
var request = new DeleteRequest(typeof(TEntity),
connection,
transaction,
where,
statementBuilder);
var param = (object)null;
// Converts to propery mapped object
if (where != null)
{
param = QueryGroup.AsMappedObject(new[] { where.MapTo <TEntity>() });
}
// Return the result
return(DeleteInternalBase(connection: connection,
request: request,
param: param,
commandTimeout: commandTimeout,
transaction: transaction,
trace: trace));
}