nameMatcher.field(namespace.getRowType(), columnName); if (field != null) { if (hasAmbiguousUnresolvedStar(namespace.getRowType(), field, columnName)) { throw validator.newValidationError(identifier, identifier = identifier.setName(k, fieldName); if (hasAmbiguousUnresolvedStar(step.rowType, field0, name)) { throw validator.newValidationError(identifier, RESOURCE.columnAmbiguous(name));
nameMatcher.field(namespace.getRowType(), columnName); if (field != null) { if (hasAmbiguousUnresolvedStar(namespace.getRowType(), field, columnName)) { throw validator.newValidationError(identifier, identifier = identifier.setName(k, fieldName); if (hasAmbiguousUnresolvedStar(step.rowType, field0, name)) { throw validator.newValidationError(identifier, RESOURCE.columnAmbiguous(name));