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SQL: segfault after make_select() in VTMD

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This commit is contained in:
Eugene Kosov
2017-10-04 13:36:31 +03:00
committed by GitHub
parent 1d056f5abc
commit d7a484b04f
3 changed files with 9 additions and 1 deletions
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4
mysql-test/suite/versioning/r/vtmd.result
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@@ -354,6 +354,10 @@ u0_vtmd
u0_vtmd_vtmd
Warnings:
Warning 4088 Table `test.u0_vtmd` is not a VTMD table
set versioning_alter_history= survive;
create or replace table t (x int) with system versioning;
select * from t for system_time all;
x sys_trx_start sys_trx_end
drop database db0;
drop database db1;
drop database test;

4
mysql-test/suite/versioning/t/vtmd.test
View File

@@ -193,6 +193,10 @@ set versioning_hide= auto;
create or replace table u0_vtmd (x int) with system versioning;
show tables;
set versioning_alter_history= survive;
create or replace table t (x int) with system versioning;
select * from t for system_time all;
drop database db0;
drop database db1;
drop database test;

2
sql/vtmd.cc
View File

@@ -547,7 +547,7 @@ VTMD_table::find_archive_name(THD *thd, String &out)
while (!(error= info.read_record(&info)) && !thd->killed && !thd->is_error())
{
if (select->skip_record(thd) > 0)
if (!select || select->skip_record(thd) > 0)
{
vtmd.table->field[FLD_ARCHIVE_NAME]->val_str(&out);
break;