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	The problem was that we restored SQL_CACHE, SQL_NO_CACHE flags in SELECT statement from internal structures based on value set later at runtime, not the original value set by the user. The solution is to remember that original value. mysql-test/r/auto_increment.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/r/func_compress.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/r/func_math.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/r/func_system.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/r/func_time.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/r/information_schema.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/r/query_cache.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/r/rpl_get_lock.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/r/rpl_master_pos_wait.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/r/show_check.result: Add result for bug#17203. mysql-test/r/subselect.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/r/type_blob.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/r/variables.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/r/view.result: Update result to not report SQL_NO_CACHE if it wasn't there at first place. mysql-test/t/show_check.test: Add test case for bug#17203. sql/sql_lex.cc: Reset SELECT_LEX::sql_cache together with SELECT_LEX::options. sql/sql_lex.h: Add SELECT_LEX::sql_cache field to store original user setting. sql/sql_select.cc: Output SQL_CACHE and SQL_NO_CACHE depending on stored original user setting. sql/sql_yacc.yy: Make effect of SQL_CACHE and SQL_NO_CACHE mutually exclusive. Ignore SQL_CACHE if SQL_NO_CACHE was used. Remember what was set by the user. Reset SELECT_LEX::sql_cache together with SELECT_LEX::options.
		
			
				
	
	
		
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			241 lines
		
	
	
		
			9.5 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| drop table if exists t1;
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| select floor(5.5),floor(-5.5);
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| floor(5.5)	floor(-5.5)
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| 5	-6
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| explain extended select floor(5.5),floor(-5.5);
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select floor(5.5) AS `floor(5.5)`,floor(-(5.5)) AS `floor(-5.5)`
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| select ceiling(5.5),ceiling(-5.5);
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| ceiling(5.5)	ceiling(-5.5)
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| 6	-5
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| explain extended select ceiling(5.5),ceiling(-5.5);
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select ceiling(5.5) AS `ceiling(5.5)`,ceiling(-(5.5)) AS `ceiling(-5.5)`
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| select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1);
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| truncate(52.64,1)	truncate(52.64,2)	truncate(52.64,-1)	truncate(52.64,-2)	truncate(-52.64,1)	truncate(-52.64,-1)
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| 52.6	52.64	50	0	-52.6	-50
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| explain extended select truncate(52.64,1),truncate(52.64,2),truncate(52.64,-1),truncate(52.64,-2), truncate(-52.64,1),truncate(-52.64,-1);
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select truncate(52.64,1) AS `truncate(52.64,1)`,truncate(52.64,2) AS `truncate(52.64,2)`,truncate(52.64,-(1)) AS `truncate(52.64,-1)`,truncate(52.64,-(2)) AS `truncate(52.64,-2)`,truncate(-(52.64),1) AS `truncate(-52.64,1)`,truncate(-(52.64),-(1)) AS `truncate(-52.64,-1)`
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| select round(5.5),round(-5.5);
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| round(5.5)	round(-5.5)
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| 6	-6
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| explain extended select round(5.5),round(-5.5);
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select round(5.5,0) AS `round(5.5)`,round(-(5.5),0) AS `round(-5.5)`
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| select round(5.64,1),round(5.64,2),round(5.64,-1),round(5.64,-2);
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| round(5.64,1)	round(5.64,2)	round(5.64,-1)	round(5.64,-2)
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| 5.6	5.64	10	0
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| select abs(-10), sign(-5), sign(5), sign(0);
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| abs(-10)	sign(-5)	sign(5)	sign(0)
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| 10	-1	1	0
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| explain extended select abs(-10), sign(-5), sign(5), sign(0);
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select abs(-(10)) AS `abs(-10)`,sign(-(5)) AS `sign(-5)`,sign(5) AS `sign(5)`,sign(0) AS `sign(0)`
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| select log(exp(10)),exp(log(sqrt(10))*2),log(-1),log(NULL),log(1,1),log(3,9),log(-1,2),log(NULL,2);
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| log(exp(10))	exp(log(sqrt(10))*2)	log(-1)	log(NULL)	log(1,1)	log(3,9)	log(-1,2)	log(NULL,2)
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| 10	10	NULL	NULL	NULL	2	NULL	NULL
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| explain extended select log(exp(10)),exp(log(sqrt(10))*2),log(-1),log(NULL),log(1,1),log(3,9),log(-1,2),log(NULL,2);
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select log(exp(10)) AS `log(exp(10))`,exp((log(sqrt(10)) * 2)) AS `exp(log(sqrt(10))*2)`,log(-(1)) AS `log(-1)`,log(NULL) AS `log(NULL)`,log(1,1) AS `log(1,1)`,log(3,9) AS `log(3,9)`,log(-(1),2) AS `log(-1,2)`,log(NULL,2) AS `log(NULL,2)`
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| select ln(exp(10)),exp(ln(sqrt(10))*2),ln(-1),ln(0),ln(NULL);
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| ln(exp(10))	exp(ln(sqrt(10))*2)	ln(-1)	ln(0)	ln(NULL)
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| 10	10	NULL	NULL	NULL
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| explain extended select ln(exp(10)),exp(ln(sqrt(10))*2),ln(-1),ln(0),ln(NULL);
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select ln(exp(10)) AS `ln(exp(10))`,exp((ln(sqrt(10)) * 2)) AS `exp(ln(sqrt(10))*2)`,ln(-(1)) AS `ln(-1)`,ln(0) AS `ln(0)`,ln(NULL) AS `ln(NULL)`
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| select log2(8),log2(15),log2(-2),log2(0),log2(NULL);
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| log2(8)	log2(15)	log2(-2)	log2(0)	log2(NULL)
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| 3	3.9068905956085	NULL	NULL	NULL
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| explain extended select log2(8),log2(15),log2(-2),log2(0),log2(NULL);
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select log2(8) AS `log2(8)`,log2(15) AS `log2(15)`,log2(-(2)) AS `log2(-2)`,log2(0) AS `log2(0)`,log2(NULL) AS `log2(NULL)`
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| select log10(100),log10(18),log10(-4),log10(0),log10(NULL);
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| log10(100)	log10(18)	log10(-4)	log10(0)	log10(NULL)
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| 2	1.2552725051033	NULL	NULL	NULL
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| explain extended select log10(100),log10(18),log10(-4),log10(0),log10(NULL);
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select log10(100) AS `log10(100)`,log10(18) AS `log10(18)`,log10(-(4)) AS `log10(-4)`,log10(0) AS `log10(0)`,log10(NULL) AS `log10(NULL)`
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| select pow(10,log10(10)),power(2,4);
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| pow(10,log10(10))	power(2,4)
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| 10	16
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| explain extended select pow(10,log10(10)),power(2,4);
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select pow(10,log10(10)) AS `pow(10,log10(10))`,pow(2,4) AS `power(2,4)`
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| set @@rand_seed1=10000000,@@rand_seed2=1000000;
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| select rand(999999),rand();
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| rand(999999)	rand()
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| 0.014231365187309	0.028870999839968
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| explain extended select rand(999999),rand();
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select rand(999999) AS `rand(999999)`,rand() AS `rand()`
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| select pi(),format(sin(pi()/2),6),format(cos(pi()/2),6),format(abs(tan(pi())),6),format(cot(1),6),format(asin(1),6),format(acos(0),6),format(atan(1),6);
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| pi()	format(sin(pi()/2),6)	format(cos(pi()/2),6)	format(abs(tan(pi())),6)	format(cot(1),6)	format(asin(1),6)	format(acos(0),6)	format(atan(1),6)
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| 3.141593	1.000000	0.000000	0.000000	0.642093	1.570796	1.570796	0.785398
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| explain extended select pi(),format(sin(pi()/2),6),format(cos(pi()/2),6),format(abs(tan(pi())),6),format(cot(1),6),format(asin(1),6),format(acos(0),6),format(atan(1),6);
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select pi() AS `pi()`,format(sin((pi() / 2)),6) AS `format(sin(pi()/2),6)`,format(cos((pi() / 2)),6) AS `format(cos(pi()/2),6)`,format(abs(tan(pi())),6) AS `format(abs(tan(pi())),6)`,format((1 / tan(1)),6) AS `format(cot(1),6)`,format(asin(1),6) AS `format(asin(1),6)`,format(acos(0),6) AS `format(acos(0),6)`,format(atan(1),6) AS `format(atan(1),6)`
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| select degrees(pi()),radians(360);
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| degrees(pi())	radians(360)
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| 180	6.2831853071796
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| SELECT ACOS(1.0);
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| ACOS(1.0)
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| 0
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| SELECT ASIN(1.0);
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| ASIN(1.0)
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| 1.5707963267949
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| SELECT ACOS(0.2*5.0);
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| ACOS(0.2*5.0)
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| 0
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| SELECT ACOS(0.5*2.0);
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| ACOS(0.5*2.0)
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| 0
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| SELECT ASIN(0.8+0.2);
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| ASIN(0.8+0.2)
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| 1.5707963267949
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| SELECT ASIN(1.2-0.2);
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| ASIN(1.2-0.2)
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| 1.5707963267949
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| select format(4.55, 1), format(4.551, 1);
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| format(4.55, 1)	format(4.551, 1)
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| 4.6	4.6
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| explain extended select degrees(pi()),radians(360);
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| id	select_type	table	type	possible_keys	key	key_len	ref	rows	Extra
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| 1	SIMPLE	NULL	NULL	NULL	NULL	NULL	NULL	NULL	No tables used
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| Warnings:
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| Note	1003	select degrees(pi()) AS `degrees(pi())`,radians(360) AS `radians(360)`
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| select rand(rand);
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| ERROR 42S22: Unknown column 'rand' in 'field list'
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| create table t1 (col1 int, col2 decimal(60,30));
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| insert into t1 values(1,1234567890.12345);
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| select format(col2,7) from t1;
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| format(col2,7)
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| 1,234,567,890.1234500
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| select format(col2,8) from t1;
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| format(col2,8)
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| 1,234,567,890.12345000
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| insert into t1 values(7,1234567890123456.12345);
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| select format(col2,6) from t1 where col1=7;
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| format(col2,6)
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| 1,234,567,890,123,456.123450
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| drop table t1;
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| select round(150, 2);
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| round(150, 2)
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| 150.00
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| select ceil(0.09);
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| ceil(0.09)
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| 1
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| select ceil(0.000000000000000009);
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| ceil(0.000000000000000009)
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| 1
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| create table t1 select round(1, 6);
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| show create table t1;
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| Table	Create Table
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| t1	CREATE TABLE `t1` (
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|   `round(1, 6)` decimal(7,6) NOT NULL default '0.000000'
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| ) ENGINE=MyISAM DEFAULT CHARSET=latin1
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| select * from t1;
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| round(1, 6)
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| 1.000000
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| drop table t1;
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| select abs(-2) * -2;
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| abs(-2) * -2
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| -4
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| create table t1 (i int);
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| insert into t1 values (1);
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| select rand(i) from t1;
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| ERROR HY000: Incorrect arguments to RAND
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| drop table t1;
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| create table t1 (a varchar(90), ts datetime not null, index (a)) engine=innodb default charset=utf8;
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| insert into t1 values ('http://www.foo.com/', now());
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| select a from t1 where a='http://www.foo.com/' order by abs(timediff(ts, 0));
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| a
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| http://www.foo.com/
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| drop table t1;
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| set sql_mode='traditional';
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| select ln(-1);
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| ln(-1)
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| NULL
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| Warnings:
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| Error	1365	Division by 0
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| select log10(-1);
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| log10(-1)
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| NULL
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| Warnings:
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| Error	1365	Division by 0
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| select log2(-1);
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| log2(-1)
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| NULL
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| Warnings:
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| Error	1365	Division by 0
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| select log(2,-1);
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| log(2,-1)
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| NULL
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| Warnings:
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| Error	1365	Division by 0
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| select log(-2,1);
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| log(-2,1)
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| NULL
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| Warnings:
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| Error	1365	Division by 0
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| set sql_mode='';
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| select round(111,-10);
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| round(111,-10)
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| 0
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| select round(-5000111000111000155,-1);
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| round(-5000111000111000155,-1)
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| -5000111000111000160
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| select round(15000111000111000155,-1);
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| round(15000111000111000155,-1)
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| 15000111000111000160
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| select truncate(-5000111000111000155,-1);
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| truncate(-5000111000111000155,-1)
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| -5000111000111000150
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| select truncate(15000111000111000155,-1);
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| truncate(15000111000111000155,-1)
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| 15000111000111000150
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| set names utf8;
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| create table t1
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| (f1 varchar(32) not null,
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| f2 smallint(5) unsigned not null,
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| f3 int(10) unsigned not null default '0')
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| engine=myisam default charset=utf8;
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| insert into t1 values ('zombie',0,0),('gold',1,10000),('silver',2,10000);
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| create table t2
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| (f1 int(10) unsigned not null,
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| f2 int(10) unsigned not null,
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| f3 smallint(5) unsigned not null)
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| engine=myisam default charset=utf8;
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| insert into t2 values (16777216,16787215,1),(33554432,33564431,2);
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| select format(t2.f2-t2.f1+1,0) from t1,t2
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| where t1.f2 = t2.f3 order by t1.f1;
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| format(t2.f2-t2.f1+1,0)
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| 10,000
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| 10,000
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| drop table t1, t2;
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| set names default;
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