Changeset: 860ca030d222 for MonetDB
URL: https://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=860ca030d222
Added Files:
sql/test/mergetables/Tests/sqlsmith.Bug-6451.sql
sql/test/mergetables/Tests/sqlsmith.Bug-6451.stable.err
sql/test/mergetables/Tests/sqlsmith.Bug-6451.stable.out
sql/test/mergetables/Tests/sqlsmith.Bug-6453.sql
sql/test/mergetables/Tests/sqlsmith.Bug-6453.stable.err
sql/test/mergetables/Tests/sqlsmith.Bug-6453.stable.out
sql/test/mergetables/Tests/sqlsmith.Bug-6455.sql
sql/test/mergetables/Tests/sqlsmith.Bug-6455.stable.err
sql/test/mergetables/Tests/sqlsmith.Bug-6455.stable.out
Modified Files:
sql/server/rel_dump.c
sql/server/rel_optimizer.c
sql/server/rel_rel.c
sql/server/rel_select.c
sql/test/mergetables/Tests/All
Branch: Jul2017
Log Message:
fixes for bugs 6451, 6453 and 6455
fixed bug in apply expression name conflict resolution
fixed naming of relations with correlations
also added tests and stable output
diffs (truncated from 699 to 300 lines):
diff --git a/sql/server/rel_dump.c b/sql/server/rel_dump.c
--- a/sql/server/rel_dump.c
+++ b/sql/server/rel_dump.c
@@ -72,6 +72,7 @@ exp_print(mvc *sql, stream *fout, sql_ex
(void)sql;
if (!e)
return;
+ //mnstr_printf(fout, "%p ", e);
switch(e->type) {
case e_psm: {
if (e->flag & PSM_SET) {
diff --git a/sql/server/rel_optimizer.c b/sql/server/rel_optimizer.c
--- a/sql/server/rel_optimizer.c
+++ b/sql/server/rel_optimizer.c
@@ -8345,13 +8345,6 @@ exp_mark_conflicts(mvc *sql, sql_exp *e,
if (!ne->used)
exp_label_table(sql->sa, ne, ++sql->label);
ne->used = 1;
- } else if (!ne && always && e->name[0] == '%') {
- ne = exp_column(sql->sa, e->l, e->r, exp_subtype(e),
e->card, has_nil(e), is_intern(e));
- exp_label_table(sql->sa, ne, ++sql->label);
- ne->used = 1;
- if (e->p)
- ne->p = prop_copy(sql->sa, e->p);
- append(conflicts, ne);
}
}
}
@@ -8692,6 +8685,7 @@ rel_apply_rewrite(int *changes, mvc *sql
nl = rel_apply(sql, rel_dup(rel->l), rel_dup(r->l), rel->exps,
rel->flag);
nr = rel_apply(sql, rel_dup(rel->l), rel_dup(r->r), rel->exps,
rel->flag);
l = rel_setop(sql->sa, nl, nr, op_union);
+ l->flag = r->flag;
l->exps = list_merge(p, r->exps, (fdup)NULL);
set_processed(l);
rel_destroy(rel);
@@ -8759,7 +8753,6 @@ rel_apply_rewrite(int *changes, mvc *sql
sql_rel *nl = rel_apply(sql, rel_dup(rel->l),
rel_dup(r->l), rel->exps, rel->flag);
sql_rel *nr = rel_apply(sql, rel_dup(rel->l),
rel_dup(r->r), rel->exps, rel->flag);
- assert(is_semi(r->op));
l = rel_crossproduct(sql->sa, nl, nr, r->op);
l->exps = exps_copy(sql->sa, r->exps);
rel_destroy(rel);
diff --git a/sql/server/rel_rel.c b/sql/server/rel_rel.c
--- a/sql/server/rel_rel.c
+++ b/sql/server/rel_rel.c
@@ -15,8 +15,11 @@
const char *
rel_name( sql_rel *r )
{
- if (!is_project(r->op) && !is_base(r->op) && r->l)
+ if (!is_project(r->op) && !is_base(r->op) && r->l) {
+ if (is_apply(r->op))
+ return rel_name(r->r);
return rel_name(r->l);
+ }
if (r->exps && list_length(r->exps)) {
sql_exp *e = r->exps->h->data;
if (e->rname)
diff --git a/sql/server/rel_select.c b/sql/server/rel_select.c
--- a/sql/server/rel_select.c
+++ b/sql/server/rel_select.c
@@ -204,14 +204,16 @@ static sql_rel * rel_unionjoinquery(mvc
static sql_rel *
rel_table_optname(mvc *sql, sql_rel *sq, symbol *optname)
{
+ sql_rel *osq = sq;
+
if (optname && optname->token == SQL_NAME) {
dlist *columnrefs = NULL;
char *tname = optname->data.lval->h->data.sval;
list *l = sa_list(sql->sa);
columnrefs = optname->data.lval->h->next->data.lval;
- if (!is_project(sq->op) && !is_base(sq->op))
- sq = rel_project(sql->sa, sq, rel_projections(sql, sq,
NULL, 1, 1));
+ if (is_apply(sq->op))
+ sq = sq->r;
if (columnrefs && sq->exps) {
dnode *d = columnrefs->h;
node *ne = sq->exps->h;
@@ -251,7 +253,7 @@ rel_table_optname(mvc *sql, sql_rel *sq,
}
}
}
- return sq;
+ return osq;
}
static sql_rel *
@@ -5283,7 +5285,13 @@ rel_joinquery_(mvc *sql, sql_rel *rel, s
}
lateral = check_is_lateral(tab2);
- t1 = table_ref(sql, rel, tab1, 0);
+ t1 = table_ref(sql, NULL, tab1, 0);
+ if (rel && !t1 && sql->session->status != -ERR_AMBIGUOUS) {
+ /* reset error */
+ sql->session->status = 0;
+ sql->errstr[0] = 0;
+ t1 = table_ref(sql, rel_dup(rel), tab1, 0);
+ }
if (t1) {
if (lateral) {
list *pre_exps = rel_projections(sql, t1, NULL, 1, 1);
@@ -5294,9 +5302,17 @@ rel_joinquery_(mvc *sql, sql_rel *rel, s
t2->exps = list_merge(t2->exps, pre_exps,
(fdup)NULL);
}
} else {
- t2 = table_ref(sql, rel, tab2, 0);
+ t2 = table_ref(sql, NULL, tab2, 0);
+ if (rel && !t2 && sql->session->status !=
-ERR_AMBIGUOUS) {
+ /* reset error */
+ sql->session->status = 0;
+ sql->errstr[0] = 0;
+ t2 = table_ref(sql, rel_dup(rel), tab2, 0);
+ }
}
}
+ if (rel)
+ rel_destroy(rel);
if (!t1 || !t2)
return NULL;
diff --git a/sql/test/mergetables/Tests/All b/sql/test/mergetables/Tests/All
--- a/sql/test/mergetables/Tests/All
+++ b/sql/test/mergetables/Tests/All
@@ -23,4 +23,7 @@ addtable
mergedb_create
mergedb.Bug-6820
sqlsmith.Bug-6426
+sqlsmith.Bug-6451
+sqlsmith.Bug-6453
+sqlsmith.Bug-6455
mergedb_drop
diff --git a/sql/test/mergetables/Tests/sqlsmith.Bug-6451.sql
b/sql/test/mergetables/Tests/sqlsmith.Bug-6451.sql
new file mode 100644
--- /dev/null
+++ b/sql/test/mergetables/Tests/sqlsmith.Bug-6451.sql
@@ -0,0 +1,53 @@
+select
+ ref_2.y as c0,
+ cast(coalesce(ref_2.z,
+ ref_2.z) as clob) as c1,
+ ref_2.z as c2,
+ case when ref_2.y is NULL then subq_0.c0 else subq_0.c0 end
+ as c3,
+ ref_2.y as c4,
+ cast(coalesce(subq_0.c0,
+ ref_2.z) as clob) as c5,
+ ref_2.x as c6
+from
+ sys.r2 as ref_2,
+ lateral (select
+ ref_2.z as c0
+ from
+ sys.netcdf_vardim as ref_3
+ where ref_3.dim_id is NULL) as subq_0
+where EXISTS (
+ select
+ case when false then ref_9.z else ref_9.z end
+ as c0,
+ subq_2.c5 as c1,
+ subq_0.c0 as c2,
+ ref_2.z as c3,
+ subq_2.c5 as c4
+ from
+ (select
+ ref_2.y as c0,
+ ref_4.type as c1,
+ subq_0.c0 as c2,
+ ref_2.y as c3
+ from
+ sys.keys as ref_4
+ where ref_2.z is NULL) as subq_1
+ left join (select
+ ref_5.gr_name as c0,
+ ref_5.att_name as c1,
+ ref_2.z as c2,
+ subq_0.c0 as c3,
+ 44 as c4,
+ subq_0.c0 as c5,
+ ref_2.y as c6,
+ ref_2.x as c7,
+ ref_2.y as c8
+ from
+ sys.netcdf_attrs as ref_5
+ where false) as subq_2
+ on (subq_1.c2 = subq_2.c2 )
+ right join sys.r as ref_9
+ on (subq_2.c4 = ref_9.x )
+ where ref_9.x is not NULL)
+limit 64;
diff --git a/sql/test/mergetables/Tests/sqlsmith.Bug-6451.stable.err
b/sql/test/mergetables/Tests/sqlsmith.Bug-6451.stable.err
new file mode 100644
--- /dev/null
+++ b/sql/test/mergetables/Tests/sqlsmith.Bug-6451.stable.err
@@ -0,0 +1,34 @@
+stderr of test 'sqlsmith.Bug-6451` in directory 'sql/test/mergetables` itself:
+
+
+# 12:30:55 >
+# 12:30:55 > "mserver5" "--debug=10" "--set" "gdk_nr_threads=0" "--set"
"mapi_open=true" "--set" "mapi_port=36313" "--set"
"mapi_usock=/var/tmp/mtest-26380/.s.monetdb.36313" "--set" "monet_prompt="
"--forcemito"
"--dbpath=/home/niels/scratch/rc-monetdb/Linux-x86_64/var/MonetDB/mTests_sql_test_mergetables"
+# 12:30:55 >
+
+# builtin opt gdk_dbpath =
/home/niels/scratch/rc-monetdb/Linux-x86_64/var/monetdb5/dbfarm/demo
+# builtin opt gdk_debug = 0
+# builtin opt gdk_vmtrim = no
+# builtin opt monet_prompt = >
+# builtin opt monet_daemon = no
+# builtin opt mapi_port = 50000
+# builtin opt mapi_open = false
+# builtin opt mapi_autosense = false
+# builtin opt sql_optimizer = default_pipe
+# builtin opt sql_debug = 0
+# cmdline opt gdk_nr_threads = 0
+# cmdline opt mapi_open = true
+# cmdline opt mapi_port = 36313
+# cmdline opt mapi_usock = /var/tmp/mtest-26380/.s.monetdb.36313
+# cmdline opt monet_prompt =
+# cmdline opt gdk_dbpath =
/home/niels/scratch/rc-monetdb/Linux-x86_64/var/MonetDB/mTests_sql_test_mergetables
+# cmdline opt gdk_debug = 536870922
+
+# 12:30:55 >
+# 12:30:55 > "mclient" "-lsql" "-ftest" "-Eutf-8" "-i" "-e"
"--host=/var/tmp/mtest-26380" "--port=36313"
+# 12:30:55 >
+
+
+# 12:30:56 >
+# 12:30:56 > "Done."
+# 12:30:56 >
+
diff --git a/sql/test/mergetables/Tests/sqlsmith.Bug-6451.stable.out
b/sql/test/mergetables/Tests/sqlsmith.Bug-6451.stable.out
new file mode 100644
--- /dev/null
+++ b/sql/test/mergetables/Tests/sqlsmith.Bug-6451.stable.out
@@ -0,0 +1,57 @@
+stdout of test 'sqlsmith.Bug-6451` in directory 'sql/test/mergetables` itself:
+
+
+# 12:30:55 >
+# 12:30:55 > "mserver5" "--debug=10" "--set" "gdk_nr_threads=0" "--set"
"mapi_open=true" "--set" "mapi_port=36313" "--set"
"mapi_usock=/var/tmp/mtest-26380/.s.monetdb.36313" "--set" "monet_prompt="
"--forcemito"
"--dbpath=/home/niels/scratch/rc-monetdb/Linux-x86_64/var/MonetDB/mTests_sql_test_mergetables"
+# 12:30:55 >
+
+# MonetDB 5 server v11.27.6
+# This is an unreleased version
+# Serving database 'mTests_sql_test_mergetables', using 4 threads
+# Compiled for x86_64-unknown-linux-gnu/64bit with 128bit integers
+# Found 7.330 GiB available main-memory.
+# Copyright (c) 1993-July 2008 CWI.
+# Copyright (c) August 2008-2017 MonetDB B.V., all rights reserved
+# Visit https://www.monetdb.org/ for further information
+# Listening for connection requests on mapi:monetdb://localhost.nes.nl:36313/
+# Listening for UNIX domain connection requests on
mapi:monetdb:///var/tmp/mtest-26380/.s.monetdb.36313
+# MonetDB/GIS module loaded
+# MonetDB/SQL module loaded
+
+Ready.
+
+# 12:30:55 >
+# 12:30:55 > "mclient" "-lsql" "-ftest" "-Eutf-8" "-i" "-e"
"--host=/var/tmp/mtest-26380" "--port=36313"
+# 12:30:55 >
+
+#select
+# ref_2.y as c0,
+# cast(coalesce(ref_2.z,
+# ref_2.z) as clob) as c1,
+# ref_2.z as c2,
+# case when ref_2.y is NULL then subq_0.c0 else subq_0.c0 end
+# as c3,
+# ref_2.y as c4,
+# cast(coalesce(subq_0.c0,
+# ref_2.z) as clob) as c5,
+# ref_2.x as c6
+#from
+# sys.r2 as ref_2,
+# lateral (select
+# ref_2.z as c0
+# from
+# sys.netcdf_vardim as ref_3
+# where ref_3.dim_id is NULL) as subq_0
+#where EXISTS (
+# select
+# case when false then ref_9.z else ref_9.z end
+# as c0,
+% sys.L62, sys.L65, sys.L67, sys.L71, sys.L73,
sys.L76, sys.L100 # table_name
+% c0, c1, c2, c3, c4, c5, c6 # name
+% int, clob, clob, clob, int, clob, int # type
+% 1, 0, 0, 0, 1, 0, 1 # length
+
+# 12:30:56 >
+# 12:30:56 > "Done."
+# 12:30:56 >
+
diff --git a/sql/test/mergetables/Tests/sqlsmith.Bug-6453.sql
b/sql/test/mergetables/Tests/sqlsmith.Bug-6453.sql
new file mode 100644
--- /dev/null
+++ b/sql/test/mergetables/Tests/sqlsmith.Bug-6453.sql
@@ -0,0 +1,68 @@
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