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MDEV-7476: Allow SELECT to succeed even when node is not ready

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Added a SESSION-only system variable "wsrep_dirty_reads" to allow SELECT
queries to pass even when the node is not prepared to accept queries
(wsrep_ready=OFF). Added a test case.
This commit is contained in:
Nirbhay Choubey
2015-01-22 18:00:37 -05:00
parent ab440b0fb7
commit 0105bf349a
12 changed files with 175 additions and 5 deletions
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sql/sql_class.h
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@ -647,6 +647,7 @@ typedef struct system_variables
my_bool wsrep_on;
my_bool wsrep_causal_reads;
my_bool wsrep_dirty_reads;
uint wsrep_sync_wait;
ulong wsrep_retry_autocommit;
double long_query_time_double, max_statement_time_double;