public virtual STransaction Delete(STransaction tr)
{
return(tr); // no changes here
}
public virtual RowSet RowSet(STransaction tr, SQuery top, SDict <long, SFunction> ags, Context cx)
{
throw new NotImplementedException();
}
public SearchRowSet(STransaction tr, SQuery top, SSearch sc, SDict <long, SFunction> ags, Context cx)
: this(Source(tr, top, sc, ags, cx), sc, ags)
{
}
public virtual STransaction Update(STransaction tr, SDict <string, Serialisable> assigs)
{
return(tr); // no changes here
}
public override STransaction Update(STransaction tr, SDict <string, Serialisable> assigs)
{
return((STransaction)tr.Install(new SUpdate(tr, _ob.rec ?? throw new System.Exception("No record"), assigs), tr.curpos)); // ok
}
public override STransaction Delete(STransaction tr)
{
var rc = _ob.rec ?? throw new System.Exception("No record");
return((STransaction)tr.Install(new SDelete(tr, rc.table, rc.Defpos), tr.curpos)); // ok
}
public TableRowSet(STransaction db, STable t)
: base(db + t.uid /*read constraint*/, t,
SDict <long, SFunction> .Empty, t.rows.Length)
{
_tb = t;
}
protected STransaction(STransaction tr, long u) : base(tr)
{
autoCommit = tr.autoCommit;
uid = tr.uid;
readConstraints = tr.readConstraints + (u, true);
}
public override STransaction Update(STransaction tr, SDict <string, Serialisable> assigs)
{
throw new System.NotImplementedException();
}
public override STransaction Delete(STransaction tr)
{
throw new System.NotImplementedException();
}
public RowSet(STransaction tr, SQuery q, SDict <long, SFunction> ags, int?n) : base(n)
{
_tr = tr; _qry = q; _aggregates = ags;
}
public SDatabase MaybeAutoCommit(STransaction tr)
{
return(tr.autoCommit ? tr.Commit() : tr);
}
public STransaction(STransaction tr, SRole r) : base(tr, tr.objects, r, tr.curpos)
{
autoCommit = tr.autoCommit;
uid = tr.uid;
readConstraints = tr.readConstraints;
}
public SQuery(Types t, STransaction tr) : base(t, tr)
{
display = SDict <int, string> .Empty;
cpos = SDict <int, Serialisable> .Empty;
names = SDict <string, Serialisable> .Empty;
}
public IndexRowSet(STransaction tr, STable t, SIndex ix, SCList <Variant> key, SList <Serialisable> wh)
: base(Rdc(tr, ix, key), t, SDict <long, SFunction> .Empty, t.rows.Length)
{
_ix = ix; _key = key; _wh = wh;
_unique = key.Length == _ix.cols.Length;
}
public override RowSet RowSet(STransaction tr, SQuery top, SDict <long, SFunction> ags, Context cx)
{
return(new GroupRowSet(tr, top, this, ags, cx));
}
public override STransaction Commit(STransaction tr, int c, AStream f)
{
return(base.Commit(tr, f));
}