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dfdedd46e4
This patch extends the timestamp from 2038-01-19 03:14:07.999999 to 2106-02-07 06:28:15.999999 for 64 bit hardware and OS where 'long' is 64 bits. This is true for 64 bit Linux but not for Windows. This is done by treating the 32 bit stored int as unsigned instead of signed. This is safe as MariaDB has never accepted dates before the epoch (1970). The benefit of this approach that for normal timestamp the storage is compatible with earlier version. However for tables using system versioning we before stored a timestamp with the year 2038 as the 'max timestamp', which is used to detect current values. This patch stores the new 2106 year max value as the max timestamp. This means that old tables using system versioning needs to be updated with mariadb-upgrade when moving them to 11.4. That will be done in a separate commit.
148 lines
3.9 KiB
PHP
148 lines
3.9 KiB
PHP
# ==== Purpose ====
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#
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# Auxiliary file used in include/show_binlog_events.inc and
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# include/show_relaylog_events.inc.
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#
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# ==== Usage ====
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#
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# See include/show_binlog_events.inc
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--let $include_filename= show_events.inc
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--source include/begin_include_file.inc
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--let $_se_old_statement= $statement
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--let $statement=show BINLOG events
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if ($is_relay_log)
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{
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if ($master_name)
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{
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let _master_name='$master_name';
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}
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if (!$master_name)
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{
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let _master_name=`select @@default_master_connection`;
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if ($_master_name)
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{
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let _master_name='$_master_name';
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}
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}
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--let $statement=show relaylog $_master_name events
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}
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if ($binlog_file)
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{
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--let $_binlog_file= $binlog_file
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if ($binlog_file == 'LAST')
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{
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if ($is_relay_log)
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{
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--let $_binlog_file= query_get_value(SHOW SLAVE $_master_name STATUS, Relay_Log_File, 1)
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}
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if (!$is_relay_log)
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{
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--let $_binlog_file= query_get_value(SHOW MASTER STATUS, File, 1)
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}
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}
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--let $statement= $statement in '$_binlog_file'
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}
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# Do not modify $binlog_start - if we did, it could wrongly persist until a
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# later call of show_events.inc.
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if ($binlog_start)
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{
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--let $_binlog_start= $binlog_start
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}
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if (!$binlog_start)
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{
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# If $binlog_start is not set, we will set it as the fourth event's
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# position (second in relay log which has not Binlog Checkpoint nor
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# Gtid_list events).
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# The first three events (Description Event, Gtid list, and Binlog Checkpoint
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# event) are always ignored. For description event's length might be changed
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# because of adding new events, 'SHOW BINLOG EVENTS LIMIT 3' is used to get
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# the right value.
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if ($is_relay_log)
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{
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--let $_binlog_start= query_get_value($statement LIMIT 1, End_log_pos, 1)
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}
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if (!$is_relay_log)
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{
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--let $_binlog_start= query_get_value($statement LIMIT 3, End_log_pos, 3)
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}
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}
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--let $statement= $statement from $_binlog_start
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if ($binlog_limit != '')
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{
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--let $statement= $statement limit $binlog_limit
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}
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if (!$binlog_database)
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{
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--let $binlog_database="database"
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}
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# Execute the statement and write to $output_file
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--let $output_file= GENERATE
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--source include/write_result_to_file.inc
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# If requested, change the name of the binary log file in the output
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--let $modify_binlog_name=
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if ($binlog_output_name != "")
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{
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--let $modify_binlog_name=s{$_binlog_file}{$binlog_output_name};
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}
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# Filter the file through the following script.
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--delimiter ||
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let $script=
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# todo: use select_columns instead (requires updating all result files)
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s{([^\t]*\t)[^\t]*(\t[^\t]*\t)[^\t]*\t[^\t]*(\t[^\t]*)}{DOLLAR1#DOLLAR2#\t#DOLLAR3};
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s{/\* xid=.* \*/}{/\* XID \*/};
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s{table_id: [0-9]+}{table_id: #};
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s{file_id=[0-9]+}{file_id=#};
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s{block_len=[0-9]+}{block_len=#};
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s{Server ver:.*DOLLAR}{SERVER_VERSION, BINLOG_VERSION};
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s{GTID [0-9]+-[0-9]+-[0-9]+}{GTID #-#-#};
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s{COMMIT ALTER id=[0-9]+}{COMMIT ALTER id=#};
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s{ROLLBACK ALTER id=[0-9]+}{ROLLBACK ALTER id=#};
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s{\[([0-9]-[0-9]-[0-9]+,?)+\]}{[#-#-#]};
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s{cid=[0-9]+}{cid=#};
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s{SQL_LOAD-[a-z,0-9,-]*.[a-z]*}{SQL_LOAD-<SERVER UUID>-<MASTER server-id>-<file-id>.<extension>};
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s{rand_seed1=[0-9]*,rand_seed2=[0-9]*}{rand_seed1=<seed 1>,rand_seed2=<seed 2>};
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s{((?:master|slave|slave-relay)-bin\.[0-9]{6};pos=)[0-9]+DOLLAR}{DOLLAR1POS};
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s{SONAME ".*"}{SONAME "LIB"};
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s{DOLLARmysqltest_vardir}{MYSQLTEST_VARDIR}g;
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s{$binlog_database}{database};
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s{2147483647.999999}{MAX_TIMESTAMP};
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s{4294967295.999999}{MAX_TIMESTAMP};
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$modify_binlog_name
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||
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--let $pre_script= my DOLLARmysqltest_vardir = DOLLARENV{'MYSQLTEST_VARDIR'};
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--delimiter ;
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if ($skip_checkpoint_events)
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{
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let $filter_script=Binlog_checkpoint;
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}
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#--let $select_columns= 1 3 6
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--let $input_file= $output_file
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--source include/filter_file.inc
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# Write to result file
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--cat_file $output_file
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# Remove the file
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--remove_file $output_file
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--let $statement= $_se_old_statement
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--let $include_filename= show_events.inc
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--source include/end_include_file.inc
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