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drop table if exists t1; create table t1 (`a` blob); insert into t1 values("hello world"),("Hello mars"),(NULL); select load_file(concat(@tmpdir,"/outfile-test.1")); load_file(concat(@tmpdir,"/outfile-test.1")) hello world Hello mars \N select load_file(concat(@tmpdir,"/outfile-test.2")); load_file(concat(@tmpdir,"/outfile-test.2")) hello world select load_file(concat(@tmpdir,"/outfile-test.3")); load_file(concat(@tmpdir,"/outfile-test.3")) ERROR HY000: File '../../tmp/outfile-test.1' already exists ERROR HY000: File '../../tmp/outfile-test.2' already exists ERROR HY000: File '../../tmp/outfile-test.3' already exists select load_file(concat(@tmpdir,"/outfile-test.not-exist")); load_file(concat(@tmpdir,"/outfile-test.not-exist")) NULL drop table t1; select load_file(concat(@tmpdir,"/outfile-test.4")); load_file(concat(@tmpdir,"/outfile-test.4")) 1 CREATE TABLE t1 (a INT); EXPLAIN SELECT * INTO OUTFILE '/tmp/t1.txt' FIELDS TERMINATED BY ',' OPTIONALLY ENCLOSED BY '"' LINES TERMINATED BY '\r\n' FROM t1; id select_type table type possible_keys key key_len ref rows Extra 1 SIMPLE t1 system NULL NULL NULL NULL 0 const row not found DROP TABLE t1; use test; create table t1(a int); select * into outfile "MYSQL_TEST_DIR/outfile-test1" from t1; ERROR HY000: The MySQL server is running with the --secure-file-priv option so it cannot execute this statement drop table t1; create database mysqltest; create user user_1@localhost; grant all on mysqltest.* to user_1@localhost; select schema_name into outfile "../../tmp/outfile-test.4" fields terminated by ',' optionally enclosed by '"' lines terminated by '\n' from information_schema.schemata where schema_name like 'mysqltest'; ERROR 28000: Access denied for user 'user_1'@'localhost' (using password: NO) grant file on *.* to user_1@localhost; select schema_name into outfile "../../tmp/outfile-test.4" fields terminated by ',' optionally enclosed by '"' lines terminated by '\n' from information_schema.schemata where schema_name like 'mysqltest'; use test; revoke all privileges on *.* from user_1@localhost; drop user user_1@localhost; drop database mysqltest;