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Merge pull request #18760 from spongedu/fix_#18701

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[For #18707] MySQL compatibility: support DIV and MOD operators
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alexey-milovidov 2021-01-05 20:42:58 +03:00 committed by GitHub
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5 changed files with 56 additions and 0 deletions
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2
src/Parsers/ExpressionListParsers.cpp
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@ -18,6 +18,8 @@ const char * ParserMultiplicativeExpression::operators[] =
"*", "multiply", "*", "multiply",
"/", "divide", "/", "divide",
"%", "modulo", "%", "modulo",
"MOD", "modulo",
"DIV", "intDiv",
nullptr nullptr
}; };

40
tests/queries/0_stateless/00977_int_div.reference
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@ -81,3 +81,43 @@
-1 -1
-1 -1
-1 -1
-1
0
0
0
0
0
0
0
0
0
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-1
-2
-3
-4
-5
-6
-7
-8
-9
-10
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1

6
tests/queries/0_stateless/00977_int_div.sql
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@ -23,3 +23,9 @@ SELECT intDiv(toInt64(number), -1) FROM numbers(1, 10);
SELECT intDivOrZero(toInt64(number), -1) FROM numbers(1, 10); SELECT intDivOrZero(toInt64(number), -1) FROM numbers(1, 10);
SELECT intDiv(number, -number) FROM numbers(1, 10); SELECT intDiv(number, -number) FROM numbers(1, 10);
SELECT intDivOrZero(number, -number) FROM numbers(1, 10); SELECT intDivOrZero(number, -number) FROM numbers(1, 10);
SELECT -1 DIV number FROM numbers(1, 10);
SELECT toInt32(number) DIV -1 FROM numbers(1, 10);
SELECT toInt64(number) DIV -1 FROM numbers(1, 10);
SELECT number DIV -number FROM numbers(1, 10);
SELECT -1 DIV 0; -- { serverError 153 }

4
tests/queries/0_stateless/01412_mod_float.reference
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@ -1,3 +1,7 @@
1 -1 1 -1 1 -1 1 -1
0.125 -0.125 0.125 -0.125 0.125 -0.125 0.125 -0.125
1 -1 1 -1 1 -1 1 -1
1 -1 1 -1
0.125 -0.125 0.125 -0.125
nan
nan

4
tests/queries/0_stateless/01412_mod_float.sql
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@ -1,3 +1,7 @@
WITH 8.5 AS a, 2.5 AS b SELECT a % b, -a % b, a % -b, -a % -b; WITH 8.5 AS a, 2.5 AS b SELECT a % b, -a % b, a % -b, -a % -b;
WITH 10.125 AS a, 2.5 AS b SELECT a % b, -a % b, a % -b, -a % -b; WITH 10.125 AS a, 2.5 AS b SELECT a % b, -a % b, a % -b, -a % -b;
WITH 8.5 AS a, 2.5 AS b SELECT mod(a, b), MOD(-a, b), modulo(a, -b), moduloOrZero(-a, -b); WITH 8.5 AS a, 2.5 AS b SELECT mod(a, b), MOD(-a, b), modulo(a, -b), moduloOrZero(-a, -b);
WITH 8.5 AS a, 2.5 AS b SELECT a MOD b, -a MOD b, a MOD -b, -a MOD -b;
WITH 10.125 AS a, 2.5 AS b SELECT a MOD b, -a MOD b, a MOD -b, -a MOD -b;
SELECT 3.5 % 0;
SELECT 3.5 MOD 0;