Hi!
Peter == Peter Laursen peter_laur...@webyog.com writes:
Peter Refer http://kb.askmonty.org/v/virtual-columns - the example
Peter CREATE TABLE table1 (
Peter a INT NOT NULL,
Peter b VARCHAR(32),
Peter c INT AS (a MOD 10) virtual,
Peter d VARCHAR(5) AS (LEFT(b,5)) persistent);
Peter now
Hi!
Peter == Peter Laursen peter_laur...@webyog.com writes:
Peter I have a few more points to consider:
Peter CREATE TABLE table1 (as before);
Peter SET SQL_MODE = 'strict_all_tables';
Peter INSERT INTO `test`.`table1`(`a`,`b`,`c`,`d`) VALUES (
'1','a',NULL,NULL); --
Peter success
Peter
I have a few more points to consider:
CREATE TABLE table1 (as before);
SET SQL_MODE = 'strict_all_tables';
INSERT INTO `test`.`table1`(`a`,`b`,`c`,`d`) VALUES ( '1','a',NULL,NULL); --
success
SHOW WARNINGS -- empty set
-- this is actually good, even a little inconsistent with what comes next.
Hi Peter, all
From: Peter Laursen peter_laur...@webyog.com
Refer http://kb.askmonty.org/v/virtual-columns - the example
CREATE TABLE table1 (
a INT NOT NULL,
b VARCHAR(32),
c INT AS (a MOD 10) virtual,
d VARCHAR(5) AS (LEFT(b,5)) persistent);
now
SHOW FULL FIELDS FROM table1;
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