public GetJoinPart ( int offset ) : |
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offset | int | The offset of the join descriptor to get. |
Результат |
private void PrintFromClause(FromClause fromClause) { if (fromClause == null || fromClause.IsEmpty) return; builder.Append("FROM "); var tables = fromClause.AllTables.ToList(); for (int i = 0; i < tables.Count; i++) { var source = tables[i]; JoinPart joinPart = null; if (i > 0) { joinPart = fromClause.GetJoinPart(i - 1); if (joinPart != null) { if (joinPart.JoinType == JoinType.Inner) { builder.Append(" INNER JOIN "); } else if (joinPart.JoinType == JoinType.Right) { builder.Append(" RIGHT OUTER JOIN "); } else if (joinPart.JoinType == JoinType.Left) { builder.Append(" LEFT OUTER JOIN "); } else if (joinPart.JoinType == JoinType.Full) { builder.Append(" FULL OUTER JOINT "); } } } if (source.IsSubQuery) { builder.Append("("); Visit(source.SubQuery); builder.Append(")"); } else { builder.Append(source.Name); } if (!String.IsNullOrEmpty(source.Alias)) { builder.Append(" AS "); builder.Append(source.Alias); } if (i < tables.Count - 1) { if (joinPart == null) { builder.Append(", "); } else { builder.Append(" ON "); Visit(joinPart.OnExpression); } } } }
private void PrintFromClause(FromClause fromClause) { if (fromClause == null || fromClause.IsEmpty) { return; } builder.Append("FROM "); var tables = fromClause.AllTables.ToList(); for (int i = 0; i < tables.Count; i++) { var source = tables[i]; JoinPart joinPart = null; if (i > 0) { joinPart = fromClause.GetJoinPart(i - 1); if (joinPart != null) { if (joinPart.JoinType == JoinType.Inner) { builder.Append(" INNER JOIN "); } else if (joinPart.JoinType == JoinType.Right) { builder.Append(" RIGHT OUTER JOIN "); } else if (joinPart.JoinType == JoinType.Left) { builder.Append(" LEFT OUTER JOIN "); } else if (joinPart.JoinType == JoinType.Full) { builder.Append(" FULL OUTER JOINT "); } } } if (source.IsSubQuery) { builder.Append("("); Visit(source.SubQuery); builder.Append(")"); } else { builder.Append(source.Name); } if (!String.IsNullOrEmpty(source.Alias)) { builder.Append(" AS "); builder.Append(source.Alias); } if (i < tables.Count - 1) { if (joinPart == null) { builder.Append(", "); } else { builder.Append(" ON "); Visit(joinPart.OnExpression); } } } }