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Live reloading entire config and bug fixes (#84)

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* Support reloading the entire config (including sharding logic) without restart.

* Fix bug incorrectly handing error reporting when the shard is set incorrectly via SET SHARD TO command.
selected wrong shard and the connection keep reporting fatal #80.

* Fix total_received and avg_recv admin database statistics.

* Enabling the query parser by default.

* More tests.
This commit is contained in:
Lev Kokotov
2022-06-24 14:52:38 -07:00
committed by GitHub
parent d865d9f9d8
commit b93303eb83
14 changed files with 393 additions and 188 deletions
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11
tests/pgbench/simple.sql
View File

@@ -12,6 +12,8 @@
SET SHARD TO :shard;
SET SERVER ROLE TO 'auto';
BEGIN;
UPDATE pgbench_accounts SET abalance = abalance + :delta WHERE aid = :aid;
@@ -26,3 +28,12 @@ INSERT INTO pgbench_history (tid, bid, aid, delta, mtime) VALUES (:tid, :bid, :a
END;
SET SHARDING KEY TO :aid;
-- Read load balancing
SELECT abalance FROM pgbench_accounts WHERE aid = :aid;
SET SERVER ROLE TO 'replica';
-- Read load balancing
SELECT abalance FROM pgbench_accounts WHERE aid = :aid;

9
tests/sharding/query_routing_test_primary_replica.sql
View File

@@ -151,3 +151,12 @@ SELECT 1;
set server role to 'replica';
SeT SeRver Role TO 'PrImARY';
select 1;
SET PRIMARY READS TO 'on';
SELECT 1;
SET PRIMARY READS TO 'off';
SELECT 1;
SET PRIMARY READS TO 'default';
SELECT 1;