Configuration properties for Presto (C++) - coordinator nodes
You can customize the coordinator configuration properties through an API for Presto (C++).
| Property name | Type | Validation added |
|---|---|---|
http-server.log.max-size |
String | Limit {1, 1e13}; supported values are numbers with or without units TB, MB, GB, B, KB |
http-server.log.max-history |
Integer | Limit {1, 1000} |
http-server.threads.max |
Integer | Limit {1, 1000} |
log.max-history |
Integer | Limit {1, 1000} |
log.max-size |
String | Limit {1, 1e13}; supported values are numbers with or without units TB, MB, GB, B, KB |
node-scheduler.max-pending-splits-per-task |
Integer | Limit {1, 1000} |
node-scheduler.max-splits-per-node |
Integer | Limit {1, 1000} |
optimizer.joins-not-null-inference-strategy |
String | Any string |
optimizer.default-filter-factor-enabled |
Boolean | True or False |
optimizer.exploit-constraints |
Boolean | True or False |
optimizer.in-predicates-as-inner-joins-enabled |
Boolean | True or False |
optimizer.partial-aggregation-strategy |
String | Any string |
optimizer.prefer-partial-aggregation |
Boolean | True or False |
optimizer.infer-inequality-predicates |
Boolean | True or False |
optimizer.handle-complex-equi-joins |
Boolean | True or False |
optimizer.generate-domain-filters |
Boolean | True or False |
optimizer.size-based-join-flipping-enabled |
Boolean | True or False |
optimizer.default-join-selectivity-coefficient |
Float | |
join-max-broadcast-table-size |
String | Limit {1, 1e13}; supported values are numbers with or without units TB, MB, GB, B, KB |
query.client.timeout |
String | Limit {1, 1e13}; supported values are numbers with or without units m, s, ms, h |
query.execution-policy |
String | Any string |
query.low-memory-killer.policy |
String | Any string |
query.max-execution-time |
String | Limit {1, 1e13}; supported values are numbers with or without units m,s,ms,h |
query.max-history |
Integer | Limit {1, 10000} |
query.max-total-memory-per-node |
String | Limit {1, 1e13}; supported values are numbers with units TB, MB, GB, B, KB |
query.max-total-memory |
String | Limit {1, 1e13}; supported values are numbers with units TB, MB, GB, B, KB |
query.max-memory-per-node |
String | Limit {1, 1e13}; supported values are numbers with units TB, MB, GB, B, KB |
query.max-memory |
String | Limit {1, 1e13} supported values are numbers with units TB, MB, GB, B, KB |
query.max-stage-count |
Integer | Limit {1, 10000} |
query.min-expire-age |
String | supported values are numbers with or without units m, s, ms, h |
query.min-schedule-split-batch-size |
Integer | Limit {1, 10000} |
query.stage-count-warning-threshold |
Integer | Limit {1, 10000} |
query.max-length |
Integer | Limit {1, 10000} |
scale-writers |
Boolean | True or False |
scheduler.http-client.max-requests-queued-per-destination |
Integer | Limit {1, 100000} |
shutdown.grace-period |
String | Limit {1, 1e13}; supported values are numbers with or without units m, s, ms, h |
native-execution-enabled |
Boolean | True or False |
optimizer.optimize-hash-generation |
Boolean | True or False |
regex-library |
String | Any string |
use-alternative-function-signatures |
Boolean | True or False |
experimental.table-writer-merge-operator-enabled |
Boolean | True or False |