Changeset: 76b3ead87ce7 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB/rev/76b3ead87ce7
Modified Files:
        sql/server/rel_multiset.c
Branch: nested
Log Message:

Adds error message for case of multijoin unnest query


diffs (13 lines):

diff --git a/sql/server/rel_multiset.c b/sql/server/rel_multiset.c
--- a/sql/server/rel_multiset.c
+++ b/sql/server/rel_multiset.c
@@ -35,7 +35,8 @@ ms_add_join_exps(visitor *v, sql_rel *re
                r = r->l;
        prop *p = r->p;
        if (!p || p->kind != PROP_UNNEST)
-               return NULL;
+               return sql_error(v->sql, 02, SQLSTATE(42000) "UNNEST: joining 
of "
+                               "array column without an UNNEST");
        sql_exp *re = p->value.pval;
 
        for(node *n = exps->h; n; n = n->next) {
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