public Add ( string name, |
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name | string | |
fragment | ||
리턴 | void |
protected InputFragment VisitInputExpression(DbExpression e, string name, TypeUsage type) { SqlFragment f = e.Accept(this); Debug.Assert(f is InputFragment); InputFragment inputFragment = f as InputFragment; inputFragment.Name = name; if (inputFragment is TableFragment && type != null) { (inputFragment as TableFragment).Type = type; } SelectStatement select = inputFragment as SelectStatement; if (name != null) { if (select != null && !select.IsWrapped) { scope.Add(name, select.From); } else { scope.Add(name, inputFragment); } } return(inputFragment); }
protected InputFragment VisitInputExpression(DbExpression e, string name, TypeUsage type) { SqlFragment f = e.Accept(this); Debug.Assert(f is InputFragment); InputFragment inputFragment = f as InputFragment; inputFragment.Name = name; TryFusingSelect(inputFragment); if (inputFragment is TableFragment && type != null) { (inputFragment as TableFragment).Type = type; } if ((inputFragment is SelectStatement) && ((inputFragment as SelectStatement).From is TableFragment)) { ((inputFragment as SelectStatement).From as TableFragment).Type = type; } if (name != null) { scope.Add(name, inputFragment); } return(inputFragment); }
public override void Wrap(Scope scope) { base.Wrap(scope); // now we need to add default columns if necessary if (Columns.Count == 0) { AddDefaultColumns(scope); } // next we need to remove child extents of the select from scope if (Name != null) { scope.Remove(this); scope.Add(Name, this); } }
void AddDefaultColumns(Scope scope) { if (columnHash == null) { columnHash = new Dictionary <string, ColumnFragment>(); } List <ColumnFragment> columns = GetDefaultColumnsForFragment(From); bool Exists = false; if (From is TableFragment && scope.GetFragment((From as TableFragment).Table) == null) { scope.Add((From as TableFragment).Table, From); Exists = true; } foreach (ColumnFragment column in columns) { // first we need to set the input for this column InputFragment input = scope.FindInputFromProperties(column.PropertyFragment); column.TableName = input.Name; // then we rename the column if necessary if (columnHash.ContainsKey(column.ColumnName.ToUpper())) { column.ColumnAlias = MakeColumnNameUnique(column.ColumnName); columnHash.Add(column.ColumnAlias, column); } else { columnHash.Add(column.ColumnName.ToUpper(), column); } Columns.Add(column); } if (From is TableFragment && Exists) { scope.Remove((From as TableFragment).Table, From); } }
void AddDefaultColumns(Scope scope) { if (columnHash == null) columnHash = new Dictionary<string, ColumnFragment>(); List<ColumnFragment> columns = GetDefaultColumnsForFragment(From); bool Exists = false; if (From is TableFragment && scope.GetFragment((From as TableFragment).Table) == null) { scope.Add((From as TableFragment).Table, From); Exists = true; } foreach (ColumnFragment column in columns) { // first we need to set the input for this column InputFragment input = scope.FindInputFromProperties(column.PropertyFragment); column.TableName = input.Name; // then we rename the column if necessary if (columnHash.ContainsKey(column.ColumnName.ToUpper())) { column.ColumnAlias = MakeColumnNameUnique(column.ColumnName); columnHash.Add(column.ColumnAlias, column); } else columnHash.Add(column.ColumnName.ToUpper(), column); Columns.Add(column); } if (From is TableFragment && Exists) { scope.Remove(From); } }
public override void Wrap(Scope scope) { base.Wrap(scope); // now we need to add default columns if necessary if (Columns.Count == 0) AddDefaultColumns(scope); // next we need to remove child extents of the select from scope if (Name != null) { scope.Remove(this); scope.Add(Name, this); } }