Re: Problem with data storage
От | Francois Cote |
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Тема | Re: Problem with data storage |
Дата | |
Msg-id | op.t9aij1na7xd6k3@fsider2.gateway.2wire.net обсуждение исходный текст |
Ответ на | Problem with data storage ("Francois Cote" <francoisco@aei.ca>) |
Ответы |
Re: Problem with data storage
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Список | pgsql-novice |
Hi, One more thing about the money type. At first, I thought that I had overflowed the capacity. Sorry for my english here, what I mean is, like a signed Byte, the value range from 127 to -128, so what happens when you put a value of 136? That's right it become negative. But, reading the PostgreSQL documentation, the value of a Money type can range from -92233720368547758.08 to +92233720368547758.07. So my 22443018 is way in the range to do that behavior, and since I tried adding value using also an SQL query, I expected that the PostgreSQL engine could handle the value correctly. I already contacted MicroOLAP for my problems. But for the money type, since it doesn't work with an Insert query, I don't expect they can do anything. Thanks for any help you can provide. Francois On Fri, 04 Apr 2008 15:41:35 -0400, "Francois Cote" <francoisco@aei.ca> wrote: > Suppose the following table: > CREATE TABLE "TestNumbers" > ( > "TestInteger" integer, > "TestReal" real, > "TestMoney" money, > "TestDouble" double precision, > "TestNumeric" numeric(20,2) > ); > Now, after adding a record with the value 22443018 for each fields I > finally have the following values: > TestInteger: 22443018 > TestReal: 22443000 > TestMoney: {get a read error at 0x00000000, probably microOLAP DAC > related} > TestDouble: {empty/no value displayed} > TestNumeric {empty/no value displayed} > Using pgAdmin III, I see the same values. > Now Inserting data in the table using pgAdmin III: > INSERT INTO "TestNumbers"( > "TestInteger", "TestReal", "TestMoney", "TestDouble", > "TestNumeric") > VALUES ('22443018', '22443018', '22443018', '22443018', '22443018'); > The results are in pgAdmin are: > TestInteger: 22443018 > TestReal: 2.2443e+007 > TestMoney: -$20,506,654.96 > TestDouble: 22443018 > TestNumeric: 22443018.00 > And looking at this record from C++ Builder, I have the following > values: > TestInteger: 22443018 > TestReal: 22443000 > TestMoney: -$20,506,654.96 > TestDouble: {empty/no value displayed} > TestNumeric: {empty/no value displayed} > I have made the same test with a simple Paradox table, and all values > are displayed correctly. > Does anybody knows why the rounding occurs, why the negative value and > why the blank value? > Thanks a lot > Francois >
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