Re: [sqlite] SQL Crash with sqlite 3.6.22 commandline

2010-01-22 Thread Hub Dog
I can confirm that the crash problem has been fixed by http://www.sqlite.org/src/info/1258875e07 checked-in . Now executing following sql will report no such collation sequence: RMNOCASE instead of crash. SELECT Surname || ', ' || Given COLLATE NOCASE AS Person , Adr.Name COLLATE NOCASE AS Add

[sqlite] SQL Crash with sqlite 3.6.22 commandline

2010-01-21 Thread Hub Dog
I hava a table. The table schema is CREATE TABLE AddressTable ( AddressID INTEGER PRIMARY KEY , AddressType INTEGER , Name TEXT COLLATE RMNOCASE , Street1 TEXT , Street2 TEXT , City TEXT , State TEXT , Zip TEXT , Country TEXT , Phone1 TEXT , Phone2 TEXT , Fax TEXT , Email

[sqlite] Performace regression bug of sqlite 3.6.18

2010-01-12 Thread Hub Dog
*I just checked the **explain result of **sql below under 3.6.17 and 3.6.22, the result is quite different. SQL: -- romermb's incredible combination of events, shared events plus 'marriage' and alternate names as Facts 2010-01-06 -- revised by ve3meo to to bring out RoleName from RoleTableand Shar

[sqlite] Performace regression bug of sqlite 3.6.18

2010-01-10 Thread Hub Dog
I think I found a performance regression bug of sqlite 3.6.1 8. A sql will cost 1800 seconds to return the query result with sqlite 3.6.18 and with the previous version it only cost about 170 seconds. I just attach the sql can reproduce the bug under below. But the database is a little large (4M),