--source include/have_debug.inc SET SESSION debug_dbug="+d,Item_func_in"; SET SESSION debug_dbug="+d,Predicant_to_list_comparator"; --echo # Constant predicant, compatible types, bisect SELECT 1 IN (1,2); SELECT 1 IN (1,2,NULL); SELECT 1 NOT IN (1,2); SELECT 1 NOT IN (1,2,NULL); SELECT 1.0 IN (1.0,2.0); SELECT 1.0 IN (1.0,2.0,NULL); SELECT 1.0 NOT IN (1.0,2.0); SELECT 1.0 NOT IN (1.0,2.0,NULL); SELECT 1e0 IN (1e0,2e0); SELECT 1e0 IN (1e0,2e0,NULL); SELECT 1e0 NOT IN (1e0,2e0); SELECT 1e0 NOT IN (1e0,2e0,NULL); SELECT 'a' IN ('a','b'); SELECT 'a' IN ('a','b',NULL); SELECT 'a' NOT IN ('a','b'); SELECT 'a' NOT IN ('a','b',NULL); SELECT TIMESTAMP'2001-01-01 10:20:30' IN ('2001-01-01 10:20:30','2001-02-02 10:20:30'); SELECT TIMESTAMP'2001-01-01 10:20:30' IN ('2001-01-01 10:20:30','2001-02-02 10:20:30',NULL); SELECT TIMESTAMP'2001-01-01 10:20:30' NOT IN ('2001-01-01 10:20:30','2001-02-02 10:20:30'); SELECT TIMESTAMP'2001-01-01 10:20:30' NOT IN ('2001-01-01 10:20:30','2001-02-02 10:20:30',NULL); SELECT TIME'10:20:30' IN ('10:20:30','10:20:30'); SELECT TIME'10:20:30' IN ('10:20:30','10:20:30',NULL); SELECT TIME'10:20:30' NOT IN ('10:20:30','10:20:30'); SELECT TIME'10:20:30' NOT IN ('10:20:30','10:20:30',NULL); SELECT DATE'2001-01-01' IN ('2001-01-01','2001-02-02'); SELECT DATE'2001-01-01' IN ('2001-01-01','2001-02-02',NULL); SELECT DATE'2001-01-01' NOT IN ('2001-01-01','2001-02-02'); SELECT DATE'2001-01-01' NOT IN ('2001-01-01','2001-02-02',NULL); --echo # Column predicant, compatible types, bisect # Special case: mixture of unsigned, signed and decimal CREATE TABLE t1 (a INT UNSIGNED); # a=1.0 is done as decimal, because decimal bits int # a=1 is done as decimal as well, because of different unsigned flag SELECT a IN (1.0, 1) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a INT); SELECT a IN (1,2,3) FROM t1; SELECT a IN (1,2,3,NULL) FROM t1; SELECT a IN (1.0, CAST(1 AS UNSIGNED)) FROM t1; SELECT a IN (1.0, CAST(1 AS UNSIGNED),NULL) FROM t1; SELECT a NOT IN (1,2,3) FROM t1; SELECT a NOT IN (1,2,3,NULL) FROM t1; SELECT a NOT IN (1.0, CAST(1 AS UNSIGNED)) FROM t1; SELECT a NOT IN (1.0, CAST(1 AS UNSIGNED),NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a DOUBLE); SELECT a IN (1e0,2,3.0) FROM t1; SELECT a IN (1e0,2,3.0,NULL) FROM t1; SELECT a NOT IN (1e0,2,3.0) FROM t1; SELECT a NOT IN (1e0,2,3.0,NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a DECIMAL(10,1)); SELECT a IN (1,2.0,3.0) FROM t1; SELECT a IN (1,2.0,3.0,NULL) FROM t1; SELECT a NOT IN (1,2.0,3.0) FROM t1; SELECT a NOT IN (1,2.0,3.0,NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a VARCHAR(10)); SELECT a IN ('a','b','c') FROM t1; SELECT a IN ('a','b','c',NULL) FROM t1; SELECT a NOT IN ('a','b','c') FROM t1; SELECT a NOT IN ('a','b','c',NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a DATE); SELECT a IN ('2001-01-01',DATE'2001-01-02',20010102,20010102.0,20010102e0) FROM t1; SELECT a IN ('2001-01-01',DATE'2001-01-02',20010102,20010102.0,20010102e0,NULL) FROM t1; SELECT a NOT IN ('2001-01-01',DATE'2001-01-02',20010102,20010102.0,20010102e0) FROM t1; SELECT a NOT IN ('2001-01-01',DATE'2001-01-02',20010102,20010102.0,20010102e0,NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a TIME); SELECT a IN ('10:20:30',TIME'10:20:30',102030,102030.0,102030e0) FROM t1; SELECT a IN ('10:20:30',TIME'10:20:30',102030,102030.0,102030e0,NULL) FROM t1; SELECT a NOT IN ('10:20:30',TIME'10:20:30',102030,102030.0,102030e0) FROM t1; SELECT a NOT IN ('10:20:30',TIME'10:20:30',102030,102030.0,102030e0,NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a DATETIME); SELECT a IN ('2001-01-01',TIMESTAMP'2001-01-01 10:20:30',DATE'2001-01-01',TIME'10:20:30',20010101102030,20010101102030.0,20010101102030e0) FROM t1; SELECT a IN ('2001-01-01',TIMESTAMP'2001-01-01 10:20:30',DATE'2001-01-01',TIME'10:20:30',20010101102030,20010101102030.0,20010101102030e0,NULL) FROM t1; SELECT a NOT IN ('2001-01-01',TIMESTAMP'2001-01-01 10:20:30',DATE'2001-01-01',TIME'10:20:30',20010101102030,20010101102030.0,20010101102030e0) FROM t1; SELECT a NOT IN ('2001-01-01',TIMESTAMP'2001-01-01 10:20:30',DATE'2001-01-01',TIME'10:20:30',20010101102030,20010101102030.0,20010101102030e0,NULL) FROM t1; DROP TABLE t1; --echo # Constant predicant, compatible types, no bisect --echo # Bisect is not used because of non-constant expressions in the list CREATE TABLE t1 (a INT); SELECT 1 IN (a,1,2,3) FROM t1; SELECT 1 IN (a,1,2,3,NULL) FROM t1; SELECT 1 NOT IN (a,1,2,3) FROM t1; SELECT 1 NOT IN (a,1,2,3,NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a DOUBLE); SELECT 1 IN (a,1e0,2e0,3e0) FROM t1; SELECT 1 IN (a,1e0,2e0,3e0,NULL) FROM t1; SELECT 1 NOT IN (a,1e0,2e0,3e0) FROM t1; SELECT 1 NOT IN (a,1e0,2e0,3e0,NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a DECIMAL(10,1)); SELECT 1 IN (a,1.0,2.0,3.0) FROM t1; SELECT 1 IN (a,1.0,2.0,3.0,NULL) FROM t1; SELECT 1 NOT IN (a,1.0,2.0,3.0) FROM t1; SELECT 1 NOT IN (a,1.0,2.0,3.0,NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a VARCHAR(10)); SELECT 'a' IN (a,'b','c') FROM t1; SELECT 'a' IN (a,'b','c',NULL) FROM t1; SELECT 'a' NOT IN (a,'b','c') FROM t1; SELECT 'a' NOT IN (a,'b','c',NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a DATE); SELECT DATE'2001-01-01' IN (a,'2001-01-01') FROM t1; SELECT DATE'2001-01-01' IN (a,'2001-01-01',NULL) FROM t1; SELECT DATE'2001-01-01' NOT IN (a,'2001-01-01') FROM t1; SELECT DATE'2001-01-01' NOT IN (a,'2001-01-01',NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a TIME); SELECT TIME'10:20:30' IN (a,'10:20:30') FROM t1; SELECT TIME'10:20:30' IN (a,'10:20:30',NULL) FROM t1; SELECT TIME'10:20:30' NOT IN (a,'10:20:30') FROM t1; SELECT TIME'10:20:30' NOT IN (a,'10:20:30',NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a DATETIME); SELECT TIMESTAMP'2001-01-01 10:20:30' IN (a,TIMESTAMP'2001-01-01 10:20:30') FROM t1; SELECT TIMESTAMP'2001-01-01 10:20:30' IN (a,TIMESTAMP'2001-01-01 10:20:30',NULL) FROM t1; SELECT TIMESTAMP'2001-01-01 10:20:30' NOT IN (a,TIMESTAMP'2001-01-01 10:20:30') FROM t1; SELECT TIMESTAMP'2001-01-01 10:20:30' NOT IN (a,TIMESTAMP'2001-01-01 10:20:30',NULL) FROM t1; DROP TABLE t1; --echo # Constant predicant, incompatible types, no bisect SELECT 1 IN (1,2e0); SELECT 1 IN (1,2e0,NULL); SELECT 1 NOT IN (1,2e0); SELECT 1 NOT IN (1,2e0,NULL); SELECT 1.0 IN (1.0,2e0); SELECT 1.0 IN (1.0,2e0,NULL); SELECT 1.0 NOT IN (1.0,2e0); SELECT 1.0 NOT IN (1.0,2e0,NULL); SELECT 1e0 IN (1.0,TIME'10:20:30'); SELECT 1e0 IN (1.0,TIME'10:20:30',NULL); SELECT 1e0 NOT IN (1.0,TIME'10:20:30'); SELECT 1e0 NOT IN (1.0,TIME'10:20:30',NULL); SELECT 'a' IN ('a',2); SELECT 'a' IN ('a',2,NULL); SELECT 'a' NOT IN ('a',2); SELECT 'a' NOT IN ('a',2,NULL); SELECT TIME'10:20:30' IN (1,TIME'10:20:30'); SELECT TIME'10:20:30' IN (1,TIME'10:20:30',NULL); SELECT TIME'10:20:30' IN (102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32'); SELECT TIME'10:20:30' IN (102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32',NULL); SELECT TIME'10:20:30' IN (102030, 102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32'); SELECT TIME'10:20:30' IN (102030, 102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32',NULL); SELECT TIME'10:20:30' NOT IN (1,TIME'10:20:30'); SELECT TIME'10:20:30' NOT IN (1,TIME'10:20:30',NULL); SELECT TIME'10:20:30' NOT IN (102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32'); SELECT TIME'10:20:30' NOT IN (102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32',NULL); SELECT TIME'10:20:30' NOT IN (102030, 102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32'); SELECT TIME'10:20:30' NOT IN (102030, 102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32',NULL); --echo # Column predicant, incompatible types, no bisect CREATE TABLE t1 (a INT); SELECT a IN (1,1e0) FROM t1; SELECT a IN (1,1e0,NULL) FROM t1; SELECT a IN (CAST(1 AS SIGNED), CAST(1 AS UNSIGNED)) FROM t1; SELECT a IN (CAST(1 AS SIGNED), CAST(1 AS UNSIGNED),NULL) FROM t1; SELECT a IN (CAST(1 AS DECIMAL),CAST(1 AS SIGNED), CAST(1 AS UNSIGNED)) FROM t1; SELECT a IN (CAST(1 AS DECIMAL),CAST(1 AS SIGNED), CAST(1 AS UNSIGNED),NULL) FROM t1; SELECT a NOT IN (1,1e0) FROM t1; SELECT a NOT IN (1,1e0,NULL) FROM t1; SELECT a NOT IN (CAST(1 AS SIGNED), CAST(1 AS UNSIGNED)) FROM t1; SELECT a NOT IN (CAST(1 AS SIGNED), CAST(1 AS UNSIGNED),NULL) FROM t1; SELECT a NOT IN (CAST(1 AS DECIMAL),CAST(1 AS SIGNED), CAST(1 AS UNSIGNED)) FROM t1; SELECT a NOT IN (CAST(1 AS DECIMAL),CAST(1 AS SIGNED), CAST(1 AS UNSIGNED),NULL) FROM t1; SELECT a IN (1,1.0) FROM t1; SELECT a IN (1,1.0,NULL) FROM t1; SELECT a NOT IN (1,1.0) FROM t1; SELECT a NOT IN (1,1.0,NULL) FROM t1; SELECT a IN (1,'1') FROM t1; SELECT a IN (1,'1',NULL) FROM t1; SELECT a NOT IN (1,'1') FROM t1; SELECT a NOT IN (1,'1',NULL) FROM t1; SELECT a IN (1,TIME'10:20:30') FROM t1; SELECT a IN (1,TIME'10:20:30',NULL) FROM t1; SELECT a NOT IN (1,TIME'10:20:30') FROM t1; SELECT a NOT IN (1,TIME'10:20:30',NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a DECIMAL(10,0)); SELECT a IN (1,1e0) FROM t1; SELECT a IN (1,1e0,NULL) FROM t1; SELECT a NOT IN (1,1e0) FROM t1; SELECT a NOT IN (1,1e0,NULL) FROM t1; SELECT a IN (1,'1') FROM t1; SELECT a IN (1,'1',NULL) FROM t1; SELECT a NOT IN (1,'1') FROM t1; SELECT a NOT IN (1,'1',NULL) FROM t1; SELECT a IN (1,TIME'10:20:30') FROM t1; SELECT a IN (1,TIME'10:20:30',NULL) FROM t1; SELECT a NOT IN (1,TIME'10:20:30') FROM t1; SELECT a NOT IN (1,TIME'10:20:30',NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a DOUBLE); SELECT a IN (1,TIME'10:20:30') FROM t1; SELECT a IN (1,TIME'10:20:30',NULL) FROM t1; SELECT a NOT IN (1,TIME'10:20:30') FROM t1; SELECT a NOT IN (1,TIME'10:20:30',NULL) FROM t1; SELECT a IN (1,DATE'2001-01-01') FROM t1; SELECT a IN (1,DATE'2001-01-01',NULL) FROM t1; SELECT a NOT IN (1,DATE'2001-01-01') FROM t1; SELECT a NOT IN (1,DATE'2001-01-01',NULL) FROM t1; SELECT a IN (1,TIMESTAMP'2001-01-01 10:20:30') FROM t1; SELECT a IN (1,TIMESTAMP'2001-01-01 10:20:30',NULL) FROM t1; SELECT a NOT IN (1,TIMESTAMP'2001-01-01 10:20:30') FROM t1; SELECT a NOT IN (1,TIMESTAMP'2001-01-01 10:20:30',NULL) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a VARCHAR(10)); SELECT a IN ('a',1) FROM t1; SELECT a IN ('a',TIME'10:20:30') FROM t1; SELECT a NOT IN ('a',1) FROM t1; SELECT a NOT IN ('a',TIME'10:20:30') FROM t1; DROP TABLE t1; CREATE TABLE t1 (a TIME); SELECT a IN (102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32') FROM t1; SELECT a IN (102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32',NULL) FROM t1; SELECT a IN (102030, 102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32') FROM t1; SELECT a IN (102030, 102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32',NULL) FROM t1; SELECT a NOT IN (102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32') FROM t1; SELECT a NOT IN (102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32',NULL) FROM t1; SELECT a NOT IN (102030, 102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32') FROM t1; SELECT a NOT IN (102030, 102030, TIME'10:20:30',TIMESTAMP'2001-01-01 10:20:32',NULL) FROM t1; DROP TABLE t1; # # ROW tests # # ROW has additional conditions when bisect is possible (see item_cmpfunc.h): # # ((is_top_level_item && not_negated) || // 3 # (arg0_can_not_be_null && list_does_not_have_nulls) // 4 # Testing all combinations of the condition components # # tli - is_top_level_item # nneg - not_negated # a0nnul - arg0_can_not_be_null # lnnul - list_does_not_have_nulls # cond3 - condition 3 is true? # cond4 - condition 4 is true? # bisect - bisect is possible (cond3 orded with cond4) # Note: # - using an expression in SELECT list makes top_level_item() to be false # - using an expression in WHERE clause makes top_leve_item() to be true --echo # Not top level, negated: cond3 is false # tli nneg a0nnul lnnul cond3 cond4 bisect # --- --- ------ ----- ----- ----- ------ # 0 0 0 0 0 0 0 # 0 0 0 1 0 0 0 # 0 0 1 0 0 0 0 # 0 0 1 1 0 1 1 # ROW with scalar elements CREATE TABLE t1 (a INT); SELECT ROW(a,a) NOT IN ((1,1),(2,NULL)) FROM t1; SELECT ROW(a,a) NOT IN ((1,1),(2,2)) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a INT NOT NULL, b INT); SELECT ROW(a,a) NOT IN ((1,1),(2,NULL)) FROM t1; SELECT ROW(a,a) NOT IN ((1,1),(2,2)) FROM t1; DROP TABLE t1; # ROW with a nested ROW CREATE TABLE t1 (a INT); SELECT ROW(a,(a,a)) NOT IN ((1,(1,1)),(2,(2,NULL))) FROM t1; SELECT ROW(a,(a,a)) NOT IN ((1,(1,1)),(2,(2,2))) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a INT NOT NULL); SELECT ROW(a,(a,a)) NOT IN ((1,(1,1)),(2,(2,NULL))) FROM t1; SELECT ROW(a,(a,a)) NOT IN ((1,(1,1)),(2,(2,2))) FROM t1; DROP TABLE t1; --echo # Not top level, not negated: cond3 is false # tli nneg a0nnul lnnul cond3 cond4 bisect # --- --- ------ ----- ----- ----- ------ # 0 1 0 0 0 0 0 # 0 1 0 1 0 0 0 # 0 1 1 0 0 0 0 # 0 1 1 1 0 1 1 # ROW with scalar elements CREATE TABLE t1 (a INT); SELECT ROW(a,a) IN ((1,1),(2,NULL)) FROM t1; SELECT ROW(a,a) IN ((1,1),(2,2)) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a INT NOT NULL); SELECT ROW(a,a) IN ((1,1),(2,NULL)) FROM t1; SELECT ROW(a,a) IN ((1,1),(2,2)) FROM t1; DROP TABLE t1; # ROW with a nested ROW CREATE TABLE t1 (a INT); SELECT ROW(a,(a,a)) IN ((1,(1,1)),(2,(2,NULL))) FROM t1; SELECT ROW(a,(a,a)) IN ((1,(1,1)),(2,(2,2))) FROM t1; DROP TABLE t1; CREATE TABLE t1 (a INT NOT NULL); SELECT ROW(a,(a,a)) IN ((1,(1,1)),(2,(2,NULL))) FROM t1; SELECT ROW(a,(a,a)) IN ((1,(1,1)),(2,(2,2))) FROM t1; DROP TABLE t1; --echo # Top level, negated: cond3 is false # tli nneg a0nnul lnnul cond3 cond4 bisect # --- --- ------ ----- ----- ----- ------ # 1 0 0 0 0 0 0 # 1 0 0 1 0 0 0 # 1 0 1 0 0 0 0 # 1 0 1 1 0 1 1 # ROW with scalar elements CREATE TABLE t1 (a INT); SELECT 1 FROM t1 WHERE ROW(a,a) NOT IN ((1,1),(2,NULL)); SELECT 1 FROM t1 WHERE ROW(a,a) NOT IN ((1,1),(2,2)); DROP TABLE t1; CREATE TABLE t1 (a INT NOT NULL); SELECT 1 FROM t1 WHERE ROW(a,a) NOT IN ((1,1),(2,NULL)); SELECT 1 FROM t1 WHERE ROW(a,a) NOT IN ((1,1),(2,2)); DROP TABLE t1; # ROW with a nested ROW CREATE TABLE t1 (a INT); SELECT 1 FROM t1 WHERE ROW(a,(a,a)) NOT IN ((1,(1,1)),(2,(2,NULL))); SELECT 1 FROM t1 WHERE ROW(a,(a,a)) NOT IN ((1,(1,1)),(2,(2,2))); DROP TABLE t1; CREATE TABLE t1 (a INT NOT NULL); SELECT 1 FROM t1 WHERE ROW(a,(a,a)) NOT IN ((1,(1,1)),(2,(2,NULL))); SELECT 1 FROM t1 WHERE ROW(a,(a,a)) NOT IN ((1,(1,1)),(2,(2,2))); DROP TABLE t1; --echo # Top level, not negated: cond3 is true # tli nneg a0nnul lnnul cond3 cond4 bisect # --- --- ------ ----- ----- ----- ------ # 1 1 0 0 1 0 1 # 1 1 0 1 1 1 1 # 1 1 1 0 1 0 1 # 1 1 1 1 1 1 1 # ROW with scalar elements CREATE TABLE t1 (a INT); SELECT 1 FROM t1 WHERE ROW(a,a) IN ((1,1),(2,NULL)); SELECT 1 FROM t1 WHERE ROW(a,a) IN ((1,1),(2,2)); DROP TABLE t1; CREATE TABLE t1 (a INT NOT NULL); SELECT 1 FROM t1 WHERE ROW(a,a) IN ((1,1),(2,NULL)); SELECT 1 FROM t1 WHERE ROW(a,a) IN ((1,1),(2,2)); DROP TABLE t1; # ROW with a nested ROW CREATE TABLE t1 (a INT); SELECT 1 FROM t1 WHERE ROW(a,(a,a)) IN ((1,(1,1)),(2,(2,NULL))); SELECT 1 FROM t1 WHERE ROW(a,(a,a)) IN ((1,(1,1)),(2,(2,2))); DROP TABLE t1; CREATE TABLE t1 (a INT NOT NULL); SELECT 1 FROM t1 WHERE ROW(a,(a,a)) IN ((1,(1,1)),(2,(2,NULL))); SELECT 1 FROM t1 WHERE ROW(a,(a,a)) IN ((1,(1,1)),(2,(2,2))); DROP TABLE t1; --echo # --echo # MDEV-11514 IN with a mixture of TIME and DATETIME returns a wrong result --echo # SELECT TIME'10:20:30' IN (102030,TIME'10:20:31',TIMESTAMP'2001-01-01 10:20:32'); PREPARE stmt FROM "SELECT TIME'10:20:30' IN (102030,TIME'10:20:31',TIMESTAMP'2001-01-01 10:20:32')"; EXECUTE stmt; EXECUTE stmt; DEALLOCATE PREPARE stmt; CREATE TABLE t1 (a VARCHAR(10)); INSERT INTO t1 VALUES ('A'),('B'),('A'); # Compatible types SELECT a,NULL AS b FROM t1 GROUP BY a HAVING 'A' IN (b,'A'); SELECT a,NULL AS b FROM t1 GROUP BY a HAVING 'A' IN ('A',b); SELECT a,NULL AS b FROM t1 GROUP BY a HAVING 'A' IN (b,a); SELECT a,NULL AS b FROM t1 GROUP BY a HAVING 'A' IN (a,b); # Incompatible types SELECT a,NULL AS b FROM t1 GROUP BY a HAVING 'A' IN (b,'A',10); SELECT a,NULL AS b FROM t1 GROUP BY a HAVING 'A' IN ('A',b,10); SELECT a,NULL AS b FROM t1 GROUP BY a HAVING 'A' IN (b,a,10); SELECT a,NULL AS b FROM t1 GROUP BY a HAVING 'A' IN (a,b,10); DROP TABLE t1; --echo # --echo # MDEV-11497 Wrong result for (int_expr IN (mixture of signed and unsigned expressions)) --echo # CREATE TABLE t1 (a BIGINT, b BIGINT UNSIGNED); INSERT INTO t1 VALUES (-9223372036854775808,18446744073709551615); SELECT * FROM t1 WHERE -1 IN (a,b); DROP TABLE t1; --echo # --echo # MDEV-11554 Wrong result for CASE on a mixture of signed and unsigned expressions --echo # CREATE TABLE t1 (a BIGINT, b BIGINT UNSIGNED); INSERT INTO t1 VALUES (-9223372036854775808,18446744073709551615); SELECT CASE -1 WHEN -9223372036854775808 THEN 'one' WHEN 18446744073709551615 THEN 'two' END AS c; DROP TABLE t1; --echo # --echo # MDEV-11555 CASE with a mixture of TIME and DATETIME returns a wrong result --echo # SELECT CASE TIME'10:20:30' WHEN 102030 THEN 'one' WHEN TIME'10:20:31' THEN 'two' END AS good, CASE TIME'10:20:30' WHEN 102030 THEN 'one' WHEN TIME'10:20:31' THEN 'two' WHEN TIMESTAMP'2001-01-01 10:20:32' THEN 'three' END AS was_bad_now_good; SET SESSION debug_dbug="-d,Predicant_to_list_comparator"; SET SESSION debug_dbug="-d,Item_func_in"; --echo # --echo # MDEV-19008 Slow EXPLAIN SELECT ... WHERE col IN (const1,const2,(subquery)) --echo # SET SESSION debug_dbug="+d,Item_subselect"; CREATE TABLE t1 (a INT); INSERT INTO t1 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9); EXPLAIN SELECT * FROM t1 WHERE a IN (1,2,(SELECT MAX(a) FROM t1)); SELECT * FROM t1 WHERE a IN (1,2,(SELECT MAX(a) FROM t1)); DROP TABLE t1; SET SESSION debug_dbug="-d,Item_subselect";