fixing presto pinot doc for pinot catalog configs and add session property pinot.topn_large
@@ -37,9 +37,9 @@ Catalog Properties
The following catalog configuration properties are available:
-======================================================== ============================================================
+========================================================== =============================================================================================================
Property Name Description
-======================================================== ============================================================
+========================================================== =============================================================================================================
``pinot.controller-urls`` Pinot controller urls.
``pinot.controller-rest-service`` Alternative rest endpoint for Pinot controller requests.
``pinot.rest-proxy-url`` Pinot rest proxy url.
@@ -80,18 +80,18 @@ Property Name Description
``pinot.use-https-for-broker`` Use https for broker requests, default is false.
``pinot.use-https-for-proxy`` Use https for proxy requests, default is false.
``pinot.override-distinct-count-function`` Override 'distinctCount' function name, default is "distinctCount".
-``pinot.extra-http-headers`` Extra headers when sending HTTP based pinot requests to Pinot controller/broker.
-``pinot.extra-grpc-metadata`` Extra metadata when sending gRPC based pinot requests to Pinot broker/server/proxy.
-======================================================== ============================================================
+``pinot.extra-http-headers`` Extra headers when sending HTTP based pinot requests to Pinot controller/broker. E.g. k1:v1,k2:v2.
+``pinot.extra-grpc-metadata`` Extra metadata when sending gRPC based pinot requests to Pinot broker/server/proxy. E.g. k1:v1,k2:v2.
+========================================================== =============================================================================================================
Session Properties
^^^^^^^^^^^^^^^^^^
The following session properties are available:
-======================================================== ============================================================
+======================================================== ==================================================================
Property Name Description
-======================================================== ============================================================
+======================================================== ==================================================================
``pinot.forbid_broker_queries`` Forbid queries to the broker.
``pinot.forbid_segment_queries`` Forbid segment queries.
``pinot.ignore_empty_responses`` Ignore empty or missing pinot server responses.
@@ -105,7 +105,8 @@ Property Name Description
``pinot.num_segments_per_split`` Number of segments of the same host per split.
``pinot.limit_larger_for_segment`` Server query selection limit for large segment.
``pinot.override_distinct_count_function`` Override distinct count function to another function name.
-======================================================== ============================================================
+``pinot.topn_large`` Cap the TOP/LIMIT value when pushing down broker query.
+======================================================== ==================================================================
Map Pinot Schema to Presto Schema
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