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MDEV-500: Session variable for server_id

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MDEV-26: Global transaction id, partial commit

Change server_id to be a session variable.
User with SUPER can set it to binlog with different server_id.
Implement backward-compatible ::server_id mirror for plugins.
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unknown
2012-10-23 12:46:29 +02:00
parent be86e44280
commit ab8e8f4b27
18 changed files with 85 additions and 61 deletions
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4
sql/sql_parse.cc
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@ -1257,10 +1257,10 @@ bool dispatch_command(enum enum_server_command command, THD *thd,
/* TODO: The following has to be changed to an 8 byte integer */
pos = uint4korr(packet);
flags = uint2korr(packet + 4);
thd->server_id=0; /* avoid suicide */
thd->variables.server_id=0; /* avoid suicide */
if ((slave_server_id= uint4korr(packet+6))) // mysqlbinlog.server_id==0
kill_zombie_dump_threads(slave_server_id);
thd->server_id = slave_server_id;
thd->variables.server_id = slave_server_id;
general_log_print(thd, command, "Log: '%s' Pos: %ld", packet+10,
(long) pos);