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Re: InstantDB: Don't remember SQL...


Paul

I think you might want want something like:

SELECT * FROM Names WHERE t LIKE "%eu%"

Regards

Peter Hearty
Lutris Technologies UK Ltd.
-----Original Message-----
From: Paul Libbrecht <paul@ags.uni-sb.de>
To: instantDB@enhydra.org <instantDB@enhydra.org>
Date: 16 July 2000 12:24
Subject: Re: InstantDB: Don't remember SQL...


>Yes I did mean that...
>
>Except none of these work as expected.
>
>My string column is of type Text (without length), would this make a
>difference?? I wouldn't have believed so.
>
>Here's a little test case performed within commsql (which, btw,
>should be marked a public class one, day...).
>
>CREATE TABLE Names (i INTEGER, t TEXT)
>INSERT INTO Names VALUES (0, Gueulu)
>INSERT INTO Names VALUES (1, Grueulu)
>INSERT INTO Names VALUES (2, Grulu)
>SELECT * FROM Names
>SELECT * FROM Names WHERE t LIKE "*eu*"
>SELECT * FROM Names WHERE POSITION(Names.t, "eu") >0
>
>
>which produces the following complete dump:
>
>create table Names (i INTEGER, t TEXT)
>java-thread-7 create table Names (i INTEGER, t TEXT)
>Enter SQL string, or . to exit
>INSERT INTO Names VALUES (0, Gueulu)
>
>java-thread-7 INSERT INTO Names VALUES (0, Gueulu)
>Enter SQL string, or . to exit
>INSERT INTO Names VALUES (1, Grueulu)
>
>java-thread-7 INSERT INTO Names VALUES (1, Grueulu)
>Enter SQL string, or . to exit
>INSERT INTO Names VALUES (2, Grulu)
>
>java-thread-7 INSERT INTO Names VALUES (2, Grulu)
>Enter SQL string, or . to exit
>SELECT * FROM Names
>
>java-thread-7 SELECT * FROM Names
>3 rows returned
>last  row: 2,Grulu
>first row: 0,Gueulu
>full results:
>i,t
>Row 1: 0,Gueulu
>Row 2: 1,Grueulu
>Row 3: 2,Grulu
>Enter SQL string, or . to exit
>SELECT * FROM Names WHERE t LIKE "*eu*"
>
>java-thread-7 SELECT * FROM Names WHERE t LIKE "*eu*"
>0 rows returned
>last  row: java.sql.SQLException: Row number 0 is out of range
> at jdbc.idbResultsSet.setCurRow(idbResultsSet.java:122)
> at commsql.dispResultSet(Compiled Code)
> at commsql.main(Compiled Code)
> at org.jxe.tools.java.Java.main(Compiled Code)
> at org.jxe.kernel.Tool$ToolThread.run(Tool.java:215)
>Enter SQL string, or . to exit
>
>
>
>Gee I'm feeling beginner...
>
>Paul
>
>
>>Paul,
>>
>>Do you mean something like this?
>>
>>SELECT * FROM mytable WHERE mytable.column LIKE "*searchstring*";
>>
>>or using the position function...
>>
>>SELECT * FROM mytable WHERE POSITION(mytable.column, "searchstring") > 0;
>>
>>Phillip B.
>>
>>-----Original Message-----
>>From: Paul Libbrecht <paul@ags.uni-sb.de>
>>
>>
>>>Hi all,
>>>
>>>Sorry for this fairly off-topic question... I couldn't figure out how
>>>to remember or get a pointer to a select query that would select all
>>>rows where a column contained a string (a like-it string).
>>>
>>>If anyone has two minutes and a pointer... that would be appreciated.
>>>
>>>Thanks.
>>>
>>  >Paul
>>
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