############################################### # # # Prepared Statements # # re-testing bug DB entries # # # # The bugs are reported as "closed". # # Command sequences taken from bug report. # # No other test contains the bug# as comment. # # # ############################################### use test; # bug#1180: optimized away part of WHERE clause cause incorect prepared satatement results drop table if exists test_select; CREATE TABLE test_select(session_id char(9) NOT NULL); INSERT INTO test_select VALUES ("abc"); SELECT * FROM test_select; prepare st_1180 from 'SELECT * FROM test_select WHERE ?="1111" and session_id = "abc"'; # Must not find a row set @arg1= 'abc'; execute st_1180 using @arg1; # Now, it should find one row set @arg1= '1111'; execute st_1180 using @arg1; # Back to non-matching set @arg1= 'abc'; execute st_1180 using @arg1; drop table test_select; # end of bug#1180 # bug#1644: Insertion of more than 3 NULL columns with parameter binding fails # Using prepared statements, insertion of more than three columns with NULL # values fails to insert additional NULLS. After the third column NULLS will # be inserted into the database as zeros. # First insert four columns of a value (i.e. 22) to verify binding is working # correctly. Then Bind to each columns bind parameter an is_null value of 1. # Then insert four more columns of integers, just for sanity. # A subsequent select on the server will result in this: # mysql> select * from foo_dfr; # +------+------+------+------+ # | col1 | col2 | col3 | col4 | # +------+------+------+------+ # | 22 | 22 | 22 | 22 | # | NULL | NULL | NULL | 0 | # | 88 | 88 | 88 | 88 | # +------+------+------+------+ # Test is extended to more columns - code stores bit vector in bytes. drop table if exists tab_many_null; create table tab_many_null ( c_01 char(6), c_02 integer, c_03 real, c_04 int(3), c_05 varchar(20), c_06 date, c_07 char(1), c_08 real, c_09 int(11), c_10 time, c_11 char(6), c_12 integer, c_13 real, c_14 int(3), c_15 varchar(20), c_16 date, c_17 char(1), c_18 real, c_19 int(11), c_20 text); # Do not use "timestamp" type, because it has a non-NULL default as of 4.1.2 prepare st_1644 from 'insert into tab_many_null values ( ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)'; set @arg01= 'row_1'; set @arg02= 1; set @arg03= 1.1; set @arg04= 111; set @arg05= 'row_one'; set @arg06= '2004-10-12'; set @arg07= '1'; set @arg08= 1.1; set @arg09= '100100100'; set @arg10= '12:34:56'; set @arg11= 'row_1'; set @arg12= 1; set @arg13= 1.1; set @arg14= 111; set @arg15= 'row_one'; set @arg16= '2004-10-12'; set @arg17= '1'; set @arg18= 1.1; set @arg19= '100100100'; set @arg20= '12:34:56'; execute st_1644 using @arg01, @arg02, @arg03, @arg04, @arg05, @arg06, @arg07, @arg08, @arg09, @arg10, @arg11, @arg12, @arg13, @arg14, @arg15, @arg16, @arg17, @arg18, @arg19, @arg20; set @arg01= NULL; set @arg02= NULL; set @arg03= NULL; set @arg04= NULL; set @arg05= NULL; set @arg06= NULL; set @arg07= NULL; set @arg08= NULL; set @arg09= NULL; set @arg10= NULL; set @arg11= NULL; set @arg12= NULL; set @arg13= NULL; set @arg14= NULL; set @arg15= NULL; set @arg16= NULL; set @arg17= NULL; set @arg18= NULL; set @arg19= NULL; set @arg20= NULL; execute st_1644 using @arg01, @arg02, @arg03, @arg04, @arg05, @arg06, @arg07, @arg08, @arg09, @arg10, @arg11, @arg12, @arg13, @arg14, @arg15, @arg16, @arg17, @arg18, @arg19, @arg20; set @arg01= 'row_3'; set @arg02= 3; set @arg03= 3.3; set @arg04= 333; set @arg05= 'row_three'; set @arg06= '2004-10-12'; set @arg07= '3'; set @arg08= 3.3; set @arg09= '300300300'; set @arg10= '12:34:56'; set @arg11= 'row_3'; set @arg12= 3; set @arg13= 3.3; set @arg14= 333; set @arg15= 'row_three'; set @arg16= '2004-10-12'; set @arg17= '3'; set @arg18= 3.3; set @arg19= '300300300'; set @arg20= '12:34:56'; execute st_1644 using @arg01, @arg02, @arg03, @arg04, @arg05, @arg06, @arg07, @arg08, @arg09, @arg10, @arg11, @arg12, @arg13, @arg14, @arg15, @arg16, @arg17, @arg18, @arg19, @arg20; select * from tab_many_null; drop table tab_many_null; # end of bug#1644 # bug#1677: Prepared statement two-table join returns no rows when one is expected drop table if exists table1, table2; create table table1( cola varchar(50) not null, colb varchar(8) not null, colc varchar(12) not null, cold varchar(2) not null, primary key (cola, colb, cold)); create table table2( cola varchar(50) not null, colb varchar(8) not null, colc varchar(2) not null, cold float, primary key (cold)); insert into table1 values ('aaaa', 'yyyy', 'yyyy-dd-mm', 'R'); insert into table2 values ('aaaa', 'yyyy', 'R', 203), ('bbbb', 'zzzz', 'C', 201); prepare st_1676 from 'select a.cola, a.colb, a.cold from table1 a, table2 b where a.cola = ? and a.colb = ? and a.cold = ? and b.cola = a.cola and b.colb = a.colb and b.colc = a.cold'; set @arg0= "aaaa"; set @arg1= "yyyy"; set @arg2= "R"; execute st_1676 using @arg0, @arg1, @arg2; drop table table1, table2; # end of bug#1676