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MDEV-21612 - remove COM_MULTI from server and C/C

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The COM_MULTI did not take off. No connector is using it.
Remove related code from server, and client.
If anything it is a step simplification of already-bloated
dispatch_command(), and related code.
This commit is contained in:
Vladislav Vaintroub
2020-07-08 18:31:00 +02:00
parent 1a2b494100
commit b0d2a59d9a
19 changed files with 59 additions and 235 deletions
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9
include/mysql_com.h
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@@ -123,7 +123,7 @@ enum enum_server_command
COM_SLAVE_WORKER=251,
COM_SLAVE_IO=252,
COM_SLAVE_SQL=253,
COM_MULTI=254,
COM_RESERVED_1=254, /* Old COM_MULTI, now removed */
/* Must be last */
COM_END=255
};
@@ -296,8 +296,10 @@ enum enum_indicator_type
#define MARIADB_CLIENT_FLAGS_MASK 0xffffffff00000000ULL
/* Client support progress indicator */
#define MARIADB_CLIENT_PROGRESS (1ULL << 32)
/* support COM_MULTI */
#define MARIADB_CLIENT_COM_MULTI (1ULL << 33)
/* Old COM_MULTI experiment (functionality removed).*/
#define MARIADB_CLIENT_RESERVED_1 (1ULL << 33)
/* support of array binding */
#define MARIADB_CLIENT_STMT_BULK_OPERATIONS (1ULL << 34)
/* support of extended metadata (e.g. type/format information) */
@@ -341,7 +343,6 @@ enum enum_indicator_type
CLIENT_SESSION_TRACK |\
CLIENT_DEPRECATE_EOF |\
CLIENT_CONNECT_ATTRS |\
MARIADB_CLIENT_COM_MULTI |\
MARIADB_CLIENT_STMT_BULK_OPERATIONS |\
MARIADB_CLIENT_EXTENDED_METADATA|\
CLIENT_CAN_HANDLE_EXPIRED_PASSWORDS)