static void checkColumnsResolved(HsqlList set) {
if (set != null && !set.isEmpty()) {
StringBuffer sb = new StringBuffer();
Expression e = (Expression) set.get(0);
if (e instanceof ExpressionColumn) {
ExpressionColumn c = (ExpressionColumn) e;
if (c.schema != null) {
sb.append(c.schema + '.');
}
if (c.tableName != null) {
sb.append(c.tableName + '.');
}
throw Error.error(ErrorCode.X_42501, sb.toString() + c.getColumnName());
} else {
OrderedHashSet newSet = new OrderedHashSet();
e.collectAllExpressions(
newSet, Expression.columnExpressionSet, Expression.emptyExpressionSet);
// throw with column name
checkColumnsResolved(newSet);
// throw anyway if not found
throw Error.error(ErrorCode.X_42501);
}
}
}
public void resolveRangeTable(Session session, RangeGroup rangeGroup, RangeGroup[] rangeGroups) {
QueryExpression queryExpression = rangeTable.getQueryExpression();
Expression dataExpression = rangeTable.getDataExpression();
if (queryExpression == null && dataExpression == null) {
return;
}
rangeGroups =
(RangeGroup[]) ArrayUtil.toAdjustedArray(rangeGroups, rangeGroup, rangeGroups.length, 1);
if (dataExpression != null) {
HsqlList unresolved =
dataExpression.resolveColumnReferences(session, RangeGroup.emptyGroup, rangeGroups, null);
unresolved =
Expression.resolveColumnSet(
session, RangeVariable.emptyArray, RangeGroup.emptyArray, unresolved);
ExpressionColumn.checkColumnsResolved(unresolved);
dataExpression.resolveTypes(session, null);
setRangeTableVariables();
}
if (queryExpression != null) {
queryExpression.resolveReferences(session, rangeGroups);
HsqlList unresolved = queryExpression.getUnresolvedExpressions();
unresolved =
Expression.resolveColumnSet(
session, RangeVariable.emptyArray, RangeGroup.emptyArray, unresolved);
ExpressionColumn.checkColumnsResolved(unresolved);
queryExpression.resolveTypesPartOne(session);
queryExpression.resolveTypesPartTwo(session);
rangeTable.prepareTable();
setRangeTableVariables();
}
}