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Diffstat (limited to 'mysql-test/suite/vcol/r/vcol_non_stored_columns_innodb.result')
| -rw-r--r-- | mysql-test/suite/vcol/r/vcol_non_stored_columns_innodb.result | 242 |
1 files changed, 242 insertions, 0 deletions
diff --git a/mysql-test/suite/vcol/r/vcol_non_stored_columns_innodb.result b/mysql-test/suite/vcol/r/vcol_non_stored_columns_innodb.result new file mode 100644 index 00000000000..c638ced4f41 --- /dev/null +++ b/mysql-test/suite/vcol/r/vcol_non_stored_columns_innodb.result @@ -0,0 +1,242 @@ +SET @@session.storage_engine = 'InnoDB'; +# Case 1. All non-stored columns. +# This scenario is currently impossible due to the fact that virtual columns +# with a constant expression are not allowed. +# Case 2. CREATE +# - Column1: "real" +# - Column 2: virtual non-stored +create table t1 (a int, b int as (-a)); +insert into t1 values (1,default); +select * from t1; +a b +1 -1 +insert into t1 values (2,default); +select * from t1; +a b +1 -1 +2 -2 +drop table t1; +# Case 3. CREATE +# - Column1: "real" +# - Column 2: virtual stored +create table t1 (a int, b int as (-a) persistent); +insert into t1 values (1,default); +select * from t1; +a b +1 -1 +insert into t1 values (2,default); +select * from t1; +a b +1 -1 +2 -2 +drop table t1; +# Case 4. CREATE +# - Column1: virtual non-stored +# - Column2: "real" +create table t1 (a int as (-b), b int); +insert into t1 values (default,1); +select * from t1; +a b +-1 1 +insert into t1 values (default,2); +select * from t1; +a b +-1 1 +-2 2 +drop table t1; +# Case 5. CREATE +# - Column1: virtual stored +# - Column2: "real" +create table t1 (a int as (-b) persistent, b int); +insert into t1 values (default,1); +select * from t1; +a b +-1 1 +insert into t1 values (default,2); +select * from t1; +a b +-1 1 +-2 2 +drop table t1; +# Case 6. CREATE +# - Column1: "real" +# - Column2: virtual non-stored +# - Column3: virtual stored +create table t1 (a int, b int as (-a), c int as (-a) persistent); +insert into t1 values (1,default,default); +select * from t1; +a b c +1 -1 -1 +insert into t1 values (2,default,default); +select * from t1; +a b c +1 -1 -1 +2 -2 -2 +drop table t1; +# Case 7. ALTER. Modify virtual stored -> virtual non-stored +create table t1 (a int, b int as (a % 2) persistent); +alter table t1 modify b int as (a % 2); +ERROR HY000: 'Changing the STORED status' is not yet supported for computed columns +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) PERSISTENT +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 8. ALTER. Modify virtual non-stored -> virtual stored +create table t1 (a int, b int as (a % 2)); +alter table t1 modify b int as (a % 2) persistent; +ERROR HY000: 'Changing the STORED status' is not yet supported for computed columns +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` int(11) AS (a % 2) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 9. CREATE LIKE +# - Column1: "real" +# - Column2: virtual non-stored +# - Column3: virtual stored +create table t1 (a int, b int as (-a), c int as (-a) persistent); +create table t2 like t1; +insert into t2 values (1,default,default); +select * from t2; +a b c +1 -1 -1 +insert into t2 values (2,default,default); +select * from t2; +a b c +1 -1 -1 +2 -2 -2 +drop table t2; +drop table t1; +# Case 10. ALTER. Dropping a virtual non-stored column. +# - Column1: virtual non-stored +# - Column2: "real" +create table t1 (a int as (-b), b int, c varchar(5)); +insert into t1 values (default,1,'v1'); +insert into t1 values (default,2,'v2'); +select * from t1; +a b c +-1 1 v1 +-2 2 v2 +alter table t1 drop column a; +select * from t1; +b c +1 v1 +2 v2 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `b` int(11) DEFAULT NULL, + `c` varchar(5) DEFAULT NULL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 11. ALTER. Dropping a virtual stored column. +# - Column1: virtual stored +# - Column2: "real" +create table t1 (a int as (-b) persistent, b int, c char(5)); +insert into t1 values (default,1,'v1'); +insert into t1 values (default,2,'v2'); +select * from t1; +a b c +-1 1 v1 +-2 2 v2 +alter table t1 drop column a; +select * from t1; +b c +1 v1 +2 v2 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `b` int(11) DEFAULT NULL, + `c` char(5) DEFAULT NULL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 12. ALTER. Adding a new virtual non-stored column. +create table t1 (a int, b datetime); +insert into t1 values (1,'2008-09-04'); +insert into t1 values (2,'2008-09-05'); +select * from t1; +a b +1 2008-09-04 00:00:00 +2 2008-09-05 00:00:00 +alter table t1 add column c int as (dayofyear(b)) after a; +select * from t1; +a c b +1 248 2008-09-04 00:00:00 +2 249 2008-09-05 00:00:00 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `c` int(11) AS (dayofyear(b)) VIRTUAL, + `b` datetime DEFAULT NULL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 13. ALTER. Adding a new virtual stored column. +create table t1 (a int, b datetime); +insert into t1 values (1,'2008-09-04'); +insert into t1 values (2,'2008-09-05'); +select * from t1; +a b +1 2008-09-04 00:00:00 +2 2008-09-05 00:00:00 +alter table t1 add column c int as (dayofyear(b)) persistent after a; +select * from t1; +a c b +1 248 2008-09-04 00:00:00 +2 249 2008-09-05 00:00:00 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `c` int(11) AS (dayofyear(b)) PERSISTENT, + `b` datetime DEFAULT NULL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 14. ALTER. Changing the expression of a virtual stored column. +create table t1 (a int, b datetime, c int as (week(b)) persistent); +insert into t1 values (1,'2008-09-04',default); +insert into t1 values (2,'2008-09-05',default); +select * from t1; +a b c +1 2008-09-04 00:00:00 35 +2 2008-09-05 00:00:00 35 +alter table t1 change column c c int as (week(b,1)) persistent; +select * from t1; +a b c +1 2008-09-04 00:00:00 36 +2 2008-09-05 00:00:00 36 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` datetime DEFAULT NULL, + `c` int(11) AS (week(b,1)) PERSISTENT +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; +# Case 15. ALTER. Changing the expression of a virtual non-stored column. +create table t1 (a int, b datetime, c int as (week(b))); +insert into t1 values (1,'2008-09-04',default); +insert into t1 values (2,'2008-09-05',default); +select * from t1; +a b c +1 2008-09-04 00:00:00 35 +2 2008-09-05 00:00:00 35 +alter table t1 change column c c int as (week(b,1)); +select * from t1; +a b c +1 2008-09-04 00:00:00 36 +2 2008-09-05 00:00:00 36 +show create table t1; +Table Create Table +t1 CREATE TABLE `t1` ( + `a` int(11) DEFAULT NULL, + `b` datetime DEFAULT NULL, + `c` int(11) AS (week(b,1)) VIRTUAL +) ENGINE=InnoDB DEFAULT CHARSET=latin1 +drop table t1; |