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Bug #31158 Spatial, Union, LONGBLOB vs BLOB bug (crops data)

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max_length parameter for BLOB-returning functions must be big enough
for any possible content. Otherwise the field created for a table
will be too small.
This commit is contained in:
holyfoot/hf@mysql.com/hfmain.(none)
2007-11-13 10:51:47 +04:00
parent 29ea825e57
commit 7d111abf0e
5 changed files with 59 additions and 3 deletions
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31
mysql-test/t/gis.test
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@@ -427,4 +427,35 @@ INSERT INTO `t1` VALUES ('','0000-00-00');
select geomfromtext(col9,col89) as a from t1;
DROP TABLE t1;
#
# Bug #31158 Spatial, Union, LONGBLOB vs BLOB bug (crops data)
#
CREATE TABLE t1 (
geomdata polygon NOT NULL,
SPATIAL KEY index_geom (geomdata)
) ENGINE=MyISAM DEFAULT CHARSET=latin2 DELAY_KEY_WRITE=1 ROW_FORMAT=FIXED;
CREATE TABLE t2 (
geomdata polygon NOT NULL,
SPATIAL KEY index_geom (geomdata)
) ENGINE=MyISAM DEFAULT CHARSET=latin2 DELAY_KEY_WRITE=1 ROW_FORMAT=FIXED;
CREATE TABLE t3
select
aswkb(ws.geomdata) AS geomdatawkb
from
t1 ws
union
select
aswkb(ws.geomdata) AS geomdatawkb
from
t2 ws;
describe t3;
drop table t1;
drop table t2;
drop table t3;
--echo End of 4.1 tests