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Message #09812
Re: Sachin weekly report
Hello everyone,
Weekly Report for 7th week of gsoc
1Now we can alter blob columns query like
create table t1(abc blob unique);
alter table t1 change column abc a blob;
Even we can some multiple changes in one alter
create table t1(abc blob unique, xyz blob unique);
alter table t1 change column abc a blob , change xyz x blob;
Works.
2.Now we can delete blob columns if only one blob unique in
key then db_row_hash_ will be removed other wise hash_str
will be modified.If the query fails then there will be no
side effect
3.chaning of delete operations
create table t1(abc blob , xyz blob , pqr blob, unique(abc,xyz,pqr));
alter table t1 drop column abc, drop column xyz;
4. we will get right error message instead of duplicate hash
5. these was an glich in code when we try to add db_row_hash_ column to
table with first key work mysql_prepare_alter_table select this
instead of real hash
now solved.
6. Added some test case.Will add more soon.
@Sergei will reply to you soon.
Regards
sachin
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