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--embed versioning.partition main.create_or_replace atomic.create_replace_no_binlog atomic.create_table_no_binlog main.create_not_windows period.create
65 lines
2.2 KiB
Text
65 lines
2.2 KiB
Text
--source include/not_windows.inc
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--source include/have_debug.inc
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--source include/not_valgrind.inc
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--source include/not_embedded.inc
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--echo #
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--echo # MDEV-25292 Atomic CREATE OR REPLACE TABLE
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--echo #
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# This does not work on Windows because of max path limit 255
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# (actually it does not work for path 254 already)
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# Note: on Windows use ER_BAD_DB_ERROR instead of ER_CANT_CREATE_TABLE
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# unless MDEV-28746 is fixed.
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--echo # Test multi-byte characters in table name
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set names utf8;
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let $save_debug=`select @@debug_dbug`;
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let $MYSQLD_DATADIR= `SELECT @@datadir`;
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--echo # Filename is too long because it is converted to @274e@274e@274e@274e...
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--echo # so each '❎' is 5 bytes in filesystem, 51 x 5 = 255 bytes
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let $t= `select repeat('❎', 51)`;
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--error ER_CANT_CREATE_TABLE
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eval create table $t (x int);
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# The below case is useful for experimenting on Windows
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--echo # Let's find out max length for '❎'...
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--disable_query_log
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let $i= 50;
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while ($i)
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{
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let $t= `select repeat('❎', $i)`;
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--error 0,ER_CANT_CREATE_TABLE
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eval create table $t (x int);
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let $good_len= $i;
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dec $i;
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if (!$mysql_errno)
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{
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let $i= 0;
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}
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}
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let $fn_len= `select $good_len * 5 + 4`; # 4 is extension length
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eval drop table $t;
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--enable_query_log
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--echo # Acceptable name length: $good_len; Filename length: $fn_len
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--echo # OK with 64-characters table name, filesystem name is 40 x 5 + 24 = 224 bytes
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let $t= `select concat(repeat('t', 24), repeat('❎', 40))`;
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eval create table $t (x int);
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--echo # Not OK with 65-characters table name
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let $t2= `select concat(repeat('t', 25), repeat('❎', 40))`;
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--error ER_WRONG_TABLE_NAME
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eval create table $t2 (x int);
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show tables;
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# Let's try atomic replace with such long name and see what happens
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eval create or replace table $t (y int);
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eval show create table $t;
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set @@debug_dbug="+d,ddl_log_create_before_binlog", @debug_crash_counter=1;
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--exec echo "restart" > $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
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--disable_reconnect
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--error 2013
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eval create or replace table $t (z int);
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--replace_regex /#sql-create-\w+-\w+-\w+\./#sql-create-PID-TID-SEQ./
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--list_files $MYSQLD_DATADIR/test *sql*
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--enable_reconnect
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--source include/wait_until_connected_again.inc
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eval drop table $t;
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eval set @@debug_dbug="$save_debug";
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