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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.
This commit is contained in:
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_class.h
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@ -529,6 +529,7 @@ typedef struct system_variables
ulong tx_isolation;
ulong updatable_views_with_limit;
int max_user_connections;
ulong server_id;
/**
In slave thread we need to know in behalf of which
thread the query is being run to replicate temp tables properly
@ -1699,7 +1700,6 @@ public:
first byte of the packet in do_command()
*/
enum enum_server_command command;
uint32 server_id;
uint32 file_id; // for LOAD DATA INFILE
/* remote (peer) port */
uint16 peer_port;
@ -1776,7 +1776,7 @@ public:
MY_BITMAP const* cols, size_t colcnt,
const uchar *old_data, const uchar *new_data);
void set_server_id(uint32 sid) { server_id = sid; }
void set_server_id(uint32 sid) { variables.server_id = sid; }
/*
Member functions to handle pending event for row-level logging.