public override SqlObject VisitSubqueryScalarExpression([NotNull] sqlParser.SubqueryScalarExpressionContext context)
{
Contract.Requires(context != null);
// '(' sql_query ')'
SqlQuery subquery = (SqlQuery)this.Visit(context.sql_query());
return(SqlSubqueryScalarExpression.Create(subquery));
}
public void SqlSubqueryScalarExpressionTest()
{
SqlLiteralScalarExpression five = SqlLiteralScalarExpression.Create(SqlNumberLiteral.Create(5));
SqlLiteralScalarExpression three = SqlLiteralScalarExpression.Create(SqlNumberLiteral.Create(3));
// (SELECT VALUE 5 + 3)
SqlSubqueryScalarExpression subqueryScalarExpression = SqlSubqueryScalarExpression.Create(
SqlQuery.Create(
SqlSelectClause.Create(
SqlSelectValueSpec.Create(
SqlBinaryScalarExpression.Create(
SqlBinaryScalarOperatorKind.Add,
five,
three))),
fromClause: null,
whereClause: null,
groupByClause: null,
orderByClause: null,
offsetLimitClause: null));
AssertEvaluation(CosmosNumber64.Create(5 + 3), subqueryScalarExpression);
}
public override SqlObject Visit(SqlSubqueryScalarExpression sqlSubqueryScalarExpression)
{
return(SqlSubqueryScalarExpression.Create(sqlSubqueryScalarExpression.Query.Accept(this) as SqlQuery));
}
