Chapril/xmpp.chapril.org-ejabberd
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Added option to disable prepared statements (postgresql only)

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This commit is contained in:
s.budaev 2016-10-05 04:27:08 +04:00
parent f1afea223b
commit 026394a314
2 changed files with 14 additions and 1 deletions
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4
ejabberd.yml.example
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@ -355,6 +355,10 @@ auth_method: internal
## faster but inexact replacement for "select count(*) from users" ## faster but inexact replacement for "select count(*) from users"
## ##
## pgsql_users_number_estimate: true ## pgsql_users_number_estimate: true
##
## If you need to disable prepared statements (option affects only PostgreSQL):
##
## sql_prepared_statements: false
## ##
## SQLite: ## SQLite:

11
src/ejabberd_sql.erl
View File

@ -522,7 +522,14 @@ sql_query_internal(#sql_query{} = Query) ->
mssql -> mssql ->
mssql_sql_query(Query); mssql_sql_query(Query);
pgsql -> pgsql ->
PreparedStatements = ejabberd_config:get_option(
{sql_prepared_statements, ?MYNAME},
fun(A) when is_boolean(A) -> A end,
true),
Key = {?PREPARE_KEY, Query#sql_query.hash}, Key = {?PREPARE_KEY, Query#sql_query.hash},
if not PreparedStatements -> put(Key, ignore);
true -> ok
end,
case get(Key) of case get(Key) of
undefined -> undefined ->
case pgsql_prepare(Query, State) of case pgsql_prepare(Query, State) of
@ -1061,7 +1068,9 @@ opt_type(sql_type) ->
(odbc) -> odbc (odbc) -> odbc
end; end;
opt_type(sql_username) -> fun iolist_to_binary/1; opt_type(sql_username) -> fun iolist_to_binary/1;
opt_type(sql_prepared_statements) ->
fun(A) when is_boolean(A) -> A end;
opt_type(_) -> opt_type(_) ->
[max_fsm_queue, sql_database, sql_keepalive_interval, [max_fsm_queue, sql_database, sql_keepalive_interval,
sql_password, sql_port, sql_server, sql_type, sql_password, sql_port, sql_server, sql_type,
sql_username]. sql_username, sql_prepared_statements].