76 lines
2.0 KiB
SQL
76 lines
2.0 KiB
SQL
--
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-- INT2
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-- NOTE: int2 operators never check for over/underflow!
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-- Some of these answers are consequently numerically incorrect.
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--
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CREATE TABLE INT2_TBL(f1 int2);
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INSERT INTO INT2_TBL(f1) VALUES ('0');
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INSERT INTO INT2_TBL(f1) VALUES ('1234');
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INSERT INTO INT2_TBL(f1) VALUES ('-1234');
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INSERT INTO INT2_TBL(f1) VALUES ('34.5');
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-- largest and smallest values
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INSERT INTO INT2_TBL(f1) VALUES ('32767');
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INSERT INTO INT2_TBL(f1) VALUES ('-32767');
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-- bad input values -- should give warnings
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INSERT INTO INT2_TBL(f1) VALUES ('100000');
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INSERT INTO INT2_TBL(f1) VALUES ('asdf');
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SELECT '' AS five, INT2_TBL.*;
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SELECT '' AS four, i.* FROM INT2_TBL i WHERE i.f1 <> int2 '0';
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SELECT '' AS four, i.* FROM INT2_TBL i WHERE i.f1 <> int4 '0';
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SELECT '' AS one, i.* FROM INT2_TBL i WHERE i.f1 = int2 '0';
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SELECT '' AS one, i.* FROM INT2_TBL i WHERE i.f1 = int4 '0';
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SELECT '' AS two, i.* FROM INT2_TBL i WHERE i.f1 < int2 '0';
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SELECT '' AS two, i.* FROM INT2_TBL i WHERE i.f1 < int4 '0';
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SELECT '' AS three, i.* FROM INT2_TBL i WHERE i.f1 <= int2 '0';
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SELECT '' AS three, i.* FROM INT2_TBL i WHERE i.f1 <= int4 '0';
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SELECT '' AS two, i.* FROM INT2_TBL i WHERE i.f1 > int2 '0';
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SELECT '' AS two, i.* FROM INT2_TBL i WHERE i.f1 > int4 '0';
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SELECT '' AS three, i.* FROM INT2_TBL i WHERE i.f1 >= int2 '0';
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SELECT '' AS three, i.* FROM INT2_TBL i WHERE i.f1 >= int4 '0';
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-- positive odds
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SELECT '' AS one, i.* FROM INT2_TBL i WHERE (i.f1 % int2 '2') = int2 '1';
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-- any evens
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SELECT '' AS three, i.* FROM INT2_TBL i WHERE (i.f1 % int4 '2') = int2 '0';
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SELECT '' AS five, i.f1, i.f1 * int2 '2' AS x FROM INT2_TBL i;
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SELECT '' AS five, i.f1, i.f1 * int4 '2' AS x FROM INT2_TBL i;
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SELECT '' AS five, i.f1, i.f1 + int2 '2' AS x FROM INT2_TBL i;
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SELECT '' AS five, i.f1, i.f1 + int4 '2' AS x FROM INT2_TBL i;
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SELECT '' AS five, i.f1, i.f1 - int2 '2' AS x FROM INT2_TBL i;
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SELECT '' AS five, i.f1, i.f1 - int4 '2' AS x FROM INT2_TBL i;
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SELECT '' AS five, i.f1, i.f1 / int2 '2' AS x FROM INT2_TBL i;
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SELECT '' AS five, i.f1, i.f1 / int4 '2' AS x FROM INT2_TBL i;
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