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Turn off schema tracker by default #6712

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merged 1 commit into from Sep 13, 2020
Merged

Turn off schema tracker by default #6712

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2 changes: 1 addition & 1 deletion go/vt/vttablet/tabletserver/tabletenv/config.go
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Expand Up @@ -117,7 +117,7 @@ func init() {
flag.BoolVar(&currentConfig.TerseErrors, "queryserver-config-terse-errors", defaultConfig.TerseErrors, "prevent bind vars from escaping in returned errors")
flag.StringVar(&deprecatedPoolNamePrefix, "pool-name-prefix", "", "Deprecated")
flag.BoolVar(&currentConfig.WatchReplication, "watch_replication_stream", false, "When enabled, vttablet will stream the MySQL replication stream from the local server, and use it to update schema when it sees a DDL.")
flag.BoolVar(&currentConfig.TrackSchemaVersions, "track_schema_versions", true, "When enabled, vttablet will store versions of schemas at each position that a DDL is applied and allow retrieval of the schema corresponding to a position")
flag.BoolVar(&currentConfig.TrackSchemaVersions, "track_schema_versions", false, "When enabled, vttablet will store versions of schemas at each position that a DDL is applied and allow retrieval of the schema corresponding to a position")
flag.BoolVar(&deprecatedAutocommit, "enable-autocommit", true, "This flag is deprecated. Autocommit is always allowed.")
flag.BoolVar(&currentConfig.TwoPCEnable, "twopc_enable", defaultConfig.TwoPCEnable, "if the flag is on, 2pc is enabled. Other 2pc flags must be supplied.")
flag.StringVar(&currentConfig.TwoPCCoordinatorAddress, "twopc_coordinator_address", defaultConfig.TwoPCCoordinatorAddress, "address of the (VTGate) process(es) that will be used to notify of abandoned transactions.")
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2 changes: 1 addition & 1 deletion go/vt/vttablet/tabletserver/tabletenv/config_test.go
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Expand Up @@ -190,7 +190,7 @@ func TestFlags(t *testing.T) {
StreamBufferSize: 32768,
QueryCacheSize: 5000,
SchemaReloadIntervalSeconds: 1800,
TrackSchemaVersions: true,
TrackSchemaVersions: false,
MessagePostponeParallelism: 4,
CacheResultFields: true,
TxThrottlerConfig: "target_replication_lag_sec: 2\nmax_replication_lag_sec: 10\ninitial_rate: 100\nmax_increase: 1\nemergency_decrease: 0.5\nmin_duration_between_increases_sec: 40\nmax_duration_between_increases_sec: 62\nmin_duration_between_decreases_sec: 20\nspread_backlog_across_sec: 20\nage_bad_rate_after_sec: 180\nbad_rate_increase: 0.1\nmax_rate_approach_threshold: 0.9\n",
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