/// <summary>
/// Returns a representation of a DELETE cql statement
/// </summary>
public static CqlDelete Delete <TSource>(this CqlQuery <TSource> source)
{
var ret = new CqlDelete(source.Expression, source.Table, source.StatementFactory, source.PocoData);
source.CopyQueryPropertiesTo(ret);
return(ret);
}
public static CqlDelete Delete <TSource>(this CqlQuery <TSource> source)
{
var ret = new CqlDelete(source.Expression, source.Provider);
source.CopyQueryPropertiesTo(ret);
return(ret);
}
/// <summary>
/// Returns a representation of a DELETE ... IF ... cql statement, for Lightweight Transactions support
/// </summary>
public static CqlConditionalCommand <TSource> DeleteIf <TSource>(this CqlQuery <TSource> source, Expression <Func <TSource, bool> > predicate)
{
var delete = new CqlDelete(Expression.Call(
null, CqlMthHelps.DeleteIfMi,
new Expression[] { source.Expression, predicate }), source.Table, source.StatementFactory, source.PocoData);
source.CopyQueryPropertiesTo(delete);
return(new CqlConditionalCommand <TSource>(delete, source.MapperFactory));
}
public static CqlDelete DeleteIf <TSource>(this CqlQuery <TSource> source, Expression <Func <TSource, bool> > predicate)
{
var ret = new CqlDelete(Expression.Call(
null, CqlMthHelps.DeleteIfMi,
new Expression[] { source.Expression, predicate }), source.Provider);
source.CopyQueryPropertiesTo(ret);
return(ret);
}