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Commitb292caf

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Just adds a regressions test suite for the ALTER TABLE/ADD PRIMARY KEY
feature.I'll do ALTER TABLE / DROP CONSTRAINT next...Christopher Kings-Lynne
1 parentf5810bb commitb292caf

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2 files changed

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‎src/test/regress/expected/alter_table.out‎

Lines changed: 74 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -473,7 +473,7 @@ NOTICE: ALTER TABLE / ADD UNIQUE will create implicit index 'atacc_test1' for t
473473
ERROR: Cannot create unique index. Table contains non-unique values
474474
insert into atacc1 (test) values (3);
475475
drop table atacc1;
476-
-- let's do one where the uniquecontsraint fails
476+
-- let's do one where the uniqueconstraint fails
477477
-- because the column doesn't exist
478478
create table atacc1 ( test int );
479479
-- add a unique constraint (fails)
@@ -505,3 +505,76 @@ insert into atacc1 (test2, test) values (3, 3);
505505
insert into atacc1 (test2, test) values (2, 3);
506506
ERROR: Cannot insert a duplicate key into unique index atacc1_test_key
507507
drop table atacc1;
508+
-- test primary key constraint adding
509+
create table atacc1 ( test int );
510+
-- add a primary key constraint
511+
alter table atacc1 add constraint atacc_test1 primary key (test);
512+
ERROR: Existing attribute "test" cannot be a PRIMARY KEY because it is not marked NOT NULL
513+
-- insert first value
514+
insert into atacc1 (test) values (2);
515+
-- should fail
516+
insert into atacc1 (test) values (2);
517+
-- should succeed
518+
insert into atacc1 (test) values (4);
519+
-- inserting NULL should fail
520+
insert into atacc1 (test) values(NULL);
521+
-- try adding a primary key oid constraint
522+
alter table atacc1 add constraint atacc_oid1 primary key(oid);
523+
NOTICE: ALTER TABLE / ADD PRIMARY KEY will create implicit index 'atacc_oid1' for table 'atacc1'
524+
drop table atacc1;
525+
-- let's do one where the primary key constraint fails when added
526+
create table atacc1 ( test int );
527+
-- insert soon to be failing rows
528+
insert into atacc1 (test) values (2);
529+
insert into atacc1 (test) values (2);
530+
-- add a primary key (fails)
531+
alter table atacc1 add constraint atacc_test1 primary key (test);
532+
ERROR: Existing attribute "test" cannot be a PRIMARY KEY because it is not marked NOT NULL
533+
insert into atacc1 (test) values (3);
534+
drop table atacc1;
535+
-- let's do another one where the primary key constraint fails when added
536+
create table atacc1 ( test int );
537+
-- insert soon to be failing row
538+
insert into atacc1 (test) values (NULL);
539+
-- add a primary key (fails)
540+
alter table atacc1 add constraint atacc_test1 primary key (test);
541+
ERROR: Existing attribute "test" cannot be a PRIMARY KEY because it is not marked NOT NULL
542+
insert into atacc1 (test) values (3);
543+
drop table atacc1;
544+
-- let's do one where the primary key constraint fails
545+
-- because the column doesn't exist
546+
create table atacc1 ( test int );
547+
-- add a primary key constraint (fails)
548+
alter table atacc1 add constraint atacc_test1 primary key (test1);
549+
ERROR: ALTER TABLE: column "test1" named in key does not exist
550+
drop table atacc1;
551+
-- something a little more complicated
552+
create table atacc1 ( test int, test2 int);
553+
-- add a primary key constraint
554+
alter table atacc1 add constraint atacc_test1 primary key (test, test2);
555+
ERROR: Existing attribute "test" cannot be a PRIMARY KEY because it is not marked NOT NULL
556+
-- try adding a second primary key - should fail
557+
alter table atacc1 add constraint atacc_test2 primary key (test);
558+
ERROR: Existing attribute "test" cannot be a PRIMARY KEY because it is not marked NOT NULL
559+
-- insert initial value
560+
insert into atacc1 (test,test2) values (4,4);
561+
-- should fail
562+
insert into atacc1 (test,test2) values (4,4);
563+
insert into atacc1 (test,test2) values (NULL,3);
564+
insert into atacc1 (test,test2) values (3, NULL);
565+
insert into atacc1 (test,test2) values (NULL,NULL);
566+
-- should all succeed
567+
insert into atacc1 (test,test2) values (4,5);
568+
insert into atacc1 (test,test2) values (5,4);
569+
insert into atacc1 (test,test2) values (5,5);
570+
drop table atacc1;
571+
-- lets do some naming tests
572+
create table atacc1 (test int, test2 int, primary key(test));
573+
NOTICE: CREATE TABLE / PRIMARY KEY will create implicit index 'atacc1_pkey' for table 'atacc1'
574+
-- only first should succeed
575+
insert into atacc1 (test2, test) values (3, 3);
576+
insert into atacc1 (test2, test) values (2, 3);
577+
ERROR: Cannot insert a duplicate key into unique index atacc1_pkey
578+
insert into atacc1 (test2, test) values (1, NULL);
579+
ERROR: ExecAppend: Fail to add null value in not null attribute test
580+
drop table atacc1;

‎src/test/regress/sql/alter_table.sql‎

Lines changed: 71 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -354,7 +354,7 @@ alter table atacc1 add constraint atacc_test1 unique (test);
354354
insert into atacc1 (test)values (3);
355355
droptable atacc1;
356356

357-
-- let's do one where the uniquecontsraint fails
357+
-- let's do one where the uniqueconstraint fails
358358
-- because the column doesn't exist
359359
createtableatacc1 ( testint );
360360
-- add a unique constraint (fails)
@@ -382,3 +382,73 @@ alter table atacc1 add unique (test2);
382382
insert into atacc1 (test2, test)values (3,3);
383383
insert into atacc1 (test2, test)values (2,3);
384384
droptable atacc1;
385+
386+
-- test primary key constraint adding
387+
388+
createtableatacc1 ( testint );
389+
-- add a primary key constraint
390+
altertable atacc1 addconstraint atacc_test1primary key (test);
391+
-- insert first value
392+
insert into atacc1 (test)values (2);
393+
-- should fail
394+
insert into atacc1 (test)values (2);
395+
-- should succeed
396+
insert into atacc1 (test)values (4);
397+
-- inserting NULL should fail
398+
insert into atacc1 (test)values(NULL);
399+
-- try adding a primary key oid constraint
400+
altertable atacc1 addconstraint atacc_oid1primary key(oid);
401+
droptable atacc1;
402+
403+
-- let's do one where the primary key constraint fails when added
404+
createtableatacc1 ( testint );
405+
-- insert soon to be failing rows
406+
insert into atacc1 (test)values (2);
407+
insert into atacc1 (test)values (2);
408+
-- add a primary key (fails)
409+
altertable atacc1 addconstraint atacc_test1primary key (test);
410+
insert into atacc1 (test)values (3);
411+
droptable atacc1;
412+
413+
-- let's do another one where the primary key constraint fails when added
414+
createtableatacc1 ( testint );
415+
-- insert soon to be failing row
416+
insert into atacc1 (test)values (NULL);
417+
-- add a primary key (fails)
418+
altertable atacc1 addconstraint atacc_test1primary key (test);
419+
insert into atacc1 (test)values (3);
420+
droptable atacc1;
421+
422+
-- let's do one where the primary key constraint fails
423+
-- because the column doesn't exist
424+
createtableatacc1 ( testint );
425+
-- add a primary key constraint (fails)
426+
altertable atacc1 addconstraint atacc_test1primary key (test1);
427+
droptable atacc1;
428+
429+
-- something a little more complicated
430+
createtableatacc1 ( testint, test2int);
431+
-- add a primary key constraint
432+
altertable atacc1 addconstraint atacc_test1primary key (test, test2);
433+
-- try adding a second primary key - should fail
434+
altertable atacc1 addconstraint atacc_test2primary key (test);
435+
-- insert initial value
436+
insert into atacc1 (test,test2)values (4,4);
437+
-- should fail
438+
insert into atacc1 (test,test2)values (4,4);
439+
insert into atacc1 (test,test2)values (NULL,3);
440+
insert into atacc1 (test,test2)values (3,NULL);
441+
insert into atacc1 (test,test2)values (NULL,NULL);
442+
-- should all succeed
443+
insert into atacc1 (test,test2)values (4,5);
444+
insert into atacc1 (test,test2)values (5,4);
445+
insert into atacc1 (test,test2)values (5,5);
446+
droptable atacc1;
447+
448+
-- lets do some naming tests
449+
createtableatacc1 (testint, test2int,primary key(test));
450+
-- only first should succeed
451+
insert into atacc1 (test2, test)values (3,3);
452+
insert into atacc1 (test2, test)values (2,3);
453+
insert into atacc1 (test2, test)values (1,NULL);
454+
droptable atacc1;

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