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--source include/have_innodb.inc --source include/count_sessions.inc --echo # --echo # Bug #19183565 CREATE DYNAMIC INNODB_TMPDIR VARIABLE TO CONTROL --echo # WHERE INNODB WRITES TEMP FILES --echo # --echo # If innodb_tmpdir is NULL or "", temporary file will be created in --echo # server configuration variable location(--tmpdir) create table t1(a int primary key)engine=innodb; show session variables like 'innodb_tmpdir'; alter table t1 add column b int not null; set global innodb_tmpdir=NULL; --echo # Connection con1 connect (con1,localhost,root); show session variables like 'innodb_tmpdir'; alter table t1 add key(b); connection default; disconnect con1; drop table t1; --echo # innodb_tmpdir with invalid path. create table t1(a int primary key)engine=innodb; --error ER_WRONG_VALUE_FOR_VAR set global innodb_tmpdir='wrong_value'; show warnings; drop table t1; --echo # innodb_tmpdir with mysql data directory path. let $MYSQLD_DATADIR= `select @@datadir`; create table t1(a text, b text, fulltext(a,b))engine=innodb; insert into t1 values('test1', 'test2'); insert into t1 values('text1', 'text2'); --replace_result $MYSQLD_DATADIR MYSQL_DATADIR --error ER_WRONG_VALUE_FOR_VAR set global innodb_tmpdir = @@global.datadir; --replace_regex /.*mysqld.1*/DATADIR/ show warnings; drop table t1; --echo # innodb_tmpdir with valid location. let $MYSQL_TMP_DIR= `select @@tmpdir`; create table t1(a text, b text, fulltext(a,b))engine=innodb; insert into t1 values('test1', 'test2'); insert into t1 values('text1', 'text2'); set @tmpdir = @@global.tmpdir; set global innodb_tmpdir = @tmpdir; show session variables like 'innodb_tmpdir'; --echo # Connection con3 connect (con3,localhost,root); # Following alter uses innodb_tmpdir as a path to create temporary files alter table t1 add fulltext(b); disconnect con3; connection default; set global innodb_tmpdir=NULL; drop table t1; --source include/wait_until_count_sessions.inc