/// <summary> /// Returns alias name from <paramref name="aliasedExpr" /> ast node if it contains an alias, /// otherwise creates a new alias name based on the <paramref name="aliasedExpr" />.Expr or /// <paramref /// name="convertedExpression" /> /// information. /// </summary> internal string InferAliasName(AliasedExpr aliasedExpr, DbExpression convertedExpression) { if (aliasedExpr.Alias != null) { return(aliasedExpr.Alias.Name); } var id = aliasedExpr.Expr as Identifier; if (null != id) { return(id.Name); } var dotExpr = aliasedExpr.Expr as DotExpr; string[] names; if (null != dotExpr && dotExpr.IsMultipartIdentifier(out names)) { return(names[names.Length - 1]); } return(CreateNewAlias(convertedExpression)); }
internal string InferAliasName(AliasedExpr aliasedExpr, DbExpression convertedExpression) { if (aliasedExpr.Alias != null) { return(aliasedExpr.Alias.Name); } Identifier expr1 = aliasedExpr.Expr as Identifier; if (expr1 != null) { return(expr1.Name); } DotExpr expr2 = aliasedExpr.Expr as DotExpr; string[] names; if (expr2 != null && expr2.IsMultipartIdentifier(out names)) { return(names[names.Length - 1]); } return(this.CreateNewAlias(convertedExpression)); }
/// <summary> /// Initializes as 'simple' aliased expression. /// </summary> internal FromClauseItem(AliasedExpr aliasExpr) { _fromClauseItemExpr = aliasExpr; _fromClauseItemKind = FromClauseItemKind.AliasedFromClause; }
internal FromClauseItem(AliasedExpr aliasExpr) { this._fromClauseItemExpr = (Node)aliasExpr; this._fromClauseItemKind = FromClauseItemKind.AliasedFromClause; }
// <summary> // Initializes as 'simple' aliased expression. // </summary> internal FromClauseItem(AliasedExpr aliasExpr) { _fromClauseItemExpr = aliasExpr; _fromClauseItemKind = FromClauseItemKind.AliasedFromClause; }