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################################################################################
# inc/vcol_keys.inc #
# #
# Purpose: #
# Testing keys, indexes defined upon virtual columns. #
# #
# #
# #
#------------------------------------------------------------------------------#
# Original Author: Andrey Zhakov #
# Original Date: 2008-09-02 #
# Change Author: Oleksandr Byelkin (Monty program Ab)
# Date: 2009-03-24
# Change: Syntax changed
################################################################################
--echo # - UNIQUE KEY
--echo # - INDEX
--echo # - FULLTEXT INDEX
--echo # - SPATIAL INDEX (not supported)
--echo # - FOREIGN INDEX (partially supported)
--echo # - CHECK (allowed but not used)
--echo # UNIQUE
--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN
create table t1 (a int, b int as (a*2) unique);
create table t1 (a int, b int as (a*2) persistent unique);
show create table t1;
describe t1;
drop table t1;
--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN
create table t1 (a int, b int as (a*2), unique key (b));
create table t1 (a int, b int as (a*2) persistent, unique (b));
show create table t1;
describe t1;
drop table t1;
create table t1 (a int, b int as (a*2));
--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN
alter table t1 add unique key (b);
drop table t1;
create table t1 (a int, b int as (a*2) persistent);
alter table t1 add unique key (b);
drop table t1;
--echo # Testing data manipulation operations involving UNIQUE keys
--echo # on virtual columns can be found in:
--echo # - vcol_ins_upd.inc
--echo # - vcol_select.inc
--echo #
--echo # INDEX
--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN
create table t1 (a int, b int as (a*2), index (b));
--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN
create table t1 (a int, b int as (a*2), index (a,b));
create table t1 (a int, b int as (a*2) persistent, index (b));
show create table t1;
describe t1;
drop table t1;
create table t1 (a int, b int as (a*2) persistent, index (a,b));
show create table t1;
describe t1;
drop table t1;
create table t1 (a int, b int as (a*2));
--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN
alter table t1 add index (b);
--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN
alter table t1 add index (a,b);
drop table t1;
create table t1 (a int, b int as (a*2) persistent);
alter table t1 add index (b);
drop table t1;
create table t1 (a int, b int as (a*2) persistent);
alter table t1 add index (a,b);
create table t2 like t1;
drop table t2;
drop table t1;
--echo # Testing data manipulation operations involving INDEX
--echo # on virtual columns can be found in:
--echo # - vcol_select.inc
--echo #
--echo # TODO: FULLTEXT INDEX
--echo # SPATIAL INDEX
if (!$skip_spatial_index_check)
{
--echo # Error "All parts of a SPATIAL index must be NOT NULL"
--error ER_SPATIAL_CANT_HAVE_NULL
create table t1 (a int, b geometry as (a+1) persistent, spatial index (b));
create table t1 (a int, b int as (a+1) persistent);
--error ER_WRONG_ARGUMENTS
alter table t1 add spatial index (b);
drop table t1;
}
--echo # FOREIGN KEY
--echo # Rejected FK options.
--error ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN
create table t1 (a int, b int as (a+1) persistent,
foreign key (b) references t2(a) on update set null);
--error ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN
create table t1 (a int, b int as (a+1) persistent,
foreign key (b) references t2(a) on update cascade);
--error ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN
create table t1 (a int, b int as (a+1) persistent,
foreign key (b) references t2(a) on delete set null);
create table t1 (a int, b int as (a+1) persistent);
--error ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN
alter table t1 add foreign key (b) references t2(a) on update set null;
--error ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN
alter table t1 add foreign key (b) references t2(a) on update cascade;
--error ER_WRONG_FK_OPTION_FOR_VIRTUAL_COLUMN
alter table t1 add foreign key (b) references t2(a) on delete set null;
drop table t1;
--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN
create table t1 (a int, b int as (a+1),
foreign key (b) references t2(a));
create table t1 (a int, b int as (a+1));
--error ER_KEY_BASED_ON_GENERATED_VIRTUAL_COLUMN
alter table t1 add foreign key (b) references t2(a);
drop table t1;
--echo # Allowed FK options.
create table t2 (a int primary key, b char(5));
create table t1 (a int, b int as (a % 10) persistent,
foreign key (b) references t2(a) on update restrict);
drop table t1;
create table t1 (a int, b int as (a % 10) persistent,
foreign key (b) references t2(a) on update no action);
drop table t1;
create table t1 (a int, b int as (a % 10) persistent,
foreign key (b) references t2(a) on delete restrict);
drop table t1;
create table t1 (a int, b int as (a % 10) persistent,
foreign key (b) references t2(a) on delete cascade);
drop table t1;
create table t1 (a int, b int as (a % 10) persistent,
foreign key (b) references t2(a) on delete no action);
drop table t1;
--echo
--echo # Testing data manipulation operations involving FOREIGN KEY
--echo # on virtual columns can be found in:
--echo # - vcol_ins_upd.inc
--echo # - vcol_select.inc
--echo #
--echo # TODO: CHECK
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