protected override Expression VisitParameter(ParameterExpression p) { SingleEntityView op = null; if (p.Name == _lParamName) { op = _left; } if (p.Name == _rParamName) { op = _right; } Assertion.IsNotNull(op, "parameter expression invalid."); if (!string.IsNullOrEmpty(op.Alias)) { _str.Append(_tr.GetEscapedTableName(op.Alias)); } else { var map = _cache.GetMapInfo(p.Type, true); _str.Append(_tr.GetEscapedTableName(map.Table.LocalName)); } return(p); }
private void Visit(SingleEntityView sv) { var map = _cache.GetMapInfo(sv.EntityType, true); _str.Append(_tr.GetEscapedTableName(map.Table.LocalName)); if (!string.IsNullOrEmpty(sv.Alias)) { _str.Append(SPACE).Append(_tr.GetEscapedTableName(sv.Alias)); } }
public virtual string DropTable <T>() { IObjectMapInfo mapInfo = _cache.GetMapInfo(typeof(T), true); try { StringBuilder str = new StringBuilder(); str.Append(_tr.DropTable).Append(_tr.GetEscapedTableName(mapInfo.Table.LocalName)); return(str.ToString()); } catch (Exception ex) { throw ex.CreateWrapException <SQLGenerateException>(); } }
protected override Expression VisitParameter(ParameterExpression p) { string name = p.ChooseNameFromView(_svList, _cache); _str.Append(_tr.GetEscapedTableName(name)); return(p); }
private void Visit(SingleEntityView s) { var map = _cache.GetMapInfo(s.EntityType, true); string prefix = s.Alias ?? map.Table.LocalName; foreach (var pMap in map.PropertyMaps) { _str.Append(_tr.GetEscapedTableName(prefix)).Append(_tr.MemberAccess).Append(_tr.GetEscapedColumnName(pMap.ColumnName)) .Append(_tr.As).Append(_tr.GetEscapedColumnName(prefix + pMap.ColumnName)).Append(_tr.ColumnDelimiter); } }
public virtual string FindByPK <T>(T pk) { pk.ThrowIfNullArgument(nameof(pk)); var map = _cache.GetMapInfo(typeof(T), true); if (map.PrimaryKeyMaps.Count() == 0) { GenerateExceptionHelper.ThrowNoPrimaryKeyDefine(typeof(T)); } try { StringBuilder str = new StringBuilder(); str.Append(_tr.Select).Append(_cb.BuildSelectColumns(map)).Append(_tr.From).Append(_tr.GetEscapedTableName(map.Table.LocalName)); str.Append(_tr.Where).Append(_cb.BuildWherePrimaryKey(map, pk)); return(str.ToString()); } catch (Exception ex) { throw ex.CreateWrapException <SQLGenerateException>(); } }