# Need more as 16k open files per process (ulimit -n) on Unix systems. --source include/have_partition_open_file_limit.inc ##### max rows to be inserted let $maxrows=65535; # Create a list partitioned table with 8192 partitions. # The CREATE will be written into a temporary file ($MYSQL_TMP_DIR/part_list_elem.inc). # After inserting the content of the file it will be removed. perl; use strict; use warnings; my $fname= "$ENV{'MYSQL_TMP_DIR'}/part_list_elem.inc"; my @wrlines; push (@wrlines, "eval create table t2 (a int) engine=\$engine\n"); push (@wrlines, " partition by list (a) (\n"); for(my $i=0; $i<8192; $i++) { my $j= $i*4; if ($i<8191) { my $pattern= " PARTITION p$i VALUES IN (".$j++.",".$j++.",".$j++.",".$j++."),\n"; push(@wrlines,$pattern); } else { my $last_pattern= " PARTITION p$i VALUES IN (".$j++.",".$j++.",".$j++.",".$j++.")\n"; push(@wrlines,$last_pattern); } } push (@wrlines, " );\n"); open(FILE, ">", $fname) or die; print FILE @wrlines; close FILE; EOF source $MYSQL_TMP_DIR/part_list_elem.inc; remove_file $MYSQL_TMP_DIR/part_list_elem.inc; let $count= 32767; --echo $count inserts; --disable_query_log while ($count) { eval insert into t2 values ($count); dec $count; } --enable_query_log select count(*) from t2; select count(*) from t2 partition (p0); select count(*) from t2 partition (p10); select count(*) from t2 partition (p100); select count(*) from t2 partition (p1000); select count(*) from t2 partition (p4000); select count(*) from t2 partition (p8000); select count(*) from t2 partition (p8191); select * from t2 partition (p0); select * from t2 partition (p10); select * from t2 partition (p100); select * from t2 partition (p1000); select * from t2 partition (p4000); select * from t2 partition (p8000); select * from t2 partition (p8191); delete from t2 partition (p8191); select * from t2 partition (p8191); insert into t2 partition (p8191) values (32766),(32767); select * from t2 partition (p8191); update t2 partition (p8191) set a=32765 where a= 32766; select * from t2 partition (p8191); write_file $MYSQL_TMP_DIR/data01; 32766, 32764, EOF replace_result $MYSQL_TMP_DIR MYSQL_TMP_DIR; eval load data infile '$MYSQL_TMP_DIR/data01' into table t2 partition (p8191) fields terminated by ','; remove_file $MYSQL_TMP_DIR/data01; select * from t2 partition (p8191); drop table t2;