xiangfu0 commented on code in PR #10728:
URL: https://github.com/apache/pinot/pull/10728#discussion_r1186750994
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pinot-query-runtime/src/test/resources/queries/MetadataTestQuery.json:
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@@ -0,0 +1,66 @@
+{
+ "metadata_test": {
+ "comments": "metadata_test is used to test Tracing and Stats metadata
returns",
+ "limitation": "due to current limitation, metadata test requires all data
to be located on a single partition, see:
https://github.com/apache/pinot/issues/10399";,
+ "tables": {
+ "tbl1" : {
+ "schema": [
+ {"name": "col1", "type": "STRING"},
+ {"name": "col2", "type": "INT"}
+ ],
+ "inputs": [
+ ["foo", 1],
+ ["bar", 2]
+ ],
+ "partitionColumns": [ ]
+ },
+ "tbl2" : {
+ "schema": [
+ {"name": "col1", "type": "STRING"},
+ {"name": "col2", "type": "INT"},
+ {"name": "col3", "type": "DOUBLE"},
+ {"name": "partitionCol1", "type": "INT"},
+ {"name": "partitionCol2", "type": "STRING"}
+ ],
+ "inputs": [
+ ["foo", 1, 3.1416, 1, "charlie"],
+ ["foo", 3, 3.1416, 1, "charlie"],
+ ["bar", 2, 2.7183, 1, "charlie"],
+ ["------"],
+ ["bar", 4, 2.7183, 1, "charlie"]
+ ],
+ "partitionColumns": [
+ "partitionCol1", "partitionCol2"
+ ]
+ }
+ },
+ "queries": [
+ {
+ "sql": "SELECT * FROM {tbl1}",
+ "comment": "only 1 segment for tbl1",
+ "expectedNumSegments": 1
+ },
+ {
+ "sql": "SELECT col1, COUNT(*) FROM {tbl2} GROUP BY col1",
+ "comment": "2 segments for tbl2",
+ "expectedNumSegments": 2
+ },
+ {
+ "sql": "SELECT {tbl1}.col1, {tbl1}.col2, {tbl2}.col3 FROM {tbl1} JOIN
{tbl2} ON {tbl1}.col1 = {tbl2}.col1",
+ "expectedNumSegments": 3
+ },
+ {
+ "sql": "SELECT {tbl1}.col1, {tbl1}.col2, COUNT(*) FROM {tbl1} JOIN
{tbl2} ON {tbl1}.col1 = {tbl2}.col1 GROUP BY {tbl1}.col1, {tbl1}.col2",
+ "expectedNumSegments": 3
+ },
+ {
+ "sql": "SELECT {tbl1}.col1 FROM {tbl1} WHERE {tbl1}.col2 > (SELECT 0.5
* SUM({tbl2}.col3) FROM {tbl2} WHERE {tbl1}.col2 = {tbl1}.col2 AND {tbl1}.col1
= {tbl2}.col1)",
+ "comment": "This correlated subquery test is decorrelated to 2 JOINs,
so one table is scanned twice, hence expected to scan 8 segments",
+ "expectedNumSegments": 4
+ }
+ ],
+ "extraProps": {
+ "noEmptySegment": "true"
+ }
+ }
+}
Review Comment:
nit: newline
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