godfreyhe commented on a change in pull request #10119: [FLINK-14656]
[table-planner-blink] blink planner should also fetch catalog statistics for
permanent CatalogTableImpl
URL: https://github.com/apache/flink/pull/10119#discussion_r344598477
##########
File path:
flink-table/flink-table-planner-blink/src/test/java/org/apache/flink/table/planner/catalog/CatalogStatisticsTest.java
##########
@@ -59,32 +63,75 @@
).build();
@Test
- public void testGetStatsFromCatalog() throws Exception {
+ public void testGetStatsFromCatalogForConnectorCatalogTable() throws
Exception {
EnvironmentSettings settings =
EnvironmentSettings.newInstance().useBlinkPlanner().inBatchMode().build();
TableEnvironment tEnv = TableEnvironment.create(settings);
Catalog catalog =
tEnv.getCatalog(tEnv.getCurrentCatalog()).orElse(null);
assertNotNull(catalog);
catalog.createTable(
- ObjectPath.fromString("default_database.T1"),
- ConnectorCatalogTable.source(new TestTableSource(true,
tableSchema), true),
- false);
+ ObjectPath.fromString("default_database.T1"),
+ ConnectorCatalogTable.source(new
TestTableSource(true, tableSchema), true),
+ false);
catalog.createTable(
- ObjectPath.fromString("default_database.T2"),
- ConnectorCatalogTable.source(new TestTableSource(true,
tableSchema), true),
- false);
+ ObjectPath.fromString("default_database.T2"),
+ ConnectorCatalogTable.source(new
TestTableSource(true, tableSchema), true),
+ false);
+ alterTableStatistics(catalog);
+
+ Table table = tEnv.sqlQuery("select * from T1, T2 where T1.s3 =
T2.s3");
+ String result = tEnv.explain(table);
+ // T1 is broadcast side
+ String expected =
TableTestUtil.readFromResource("/explain/testGetStatsFromCatalogForConnectorCatalogTable.out");
+ assertEquals(expected, TableTestUtil.replaceStageId(result));
+ }
+
+ @Test
+ public void testGetStatsFromCatalogForCatalogTableImpl() throws
Exception {
+ EnvironmentSettings settings =
EnvironmentSettings.newInstance().useBlinkPlanner().inBatchMode().build();
+ TableEnvironment tEnv = TableEnvironment.create(settings);
+ Catalog catalog =
tEnv.getCatalog(tEnv.getCurrentCatalog()).orElse(null);
+ assertNotNull(catalog);
+
+ Map<String, String> properties = new HashMap<>();
+ properties.put("connector.type", "filesystem");
+ properties.put("connector.property-version", "1");
+ properties.put("connector.path", "/path/to/csv");
+
+ properties.put("format.type", "csv");
+ properties.put("format.property-version", "1");
+ properties.put("format.field-delimiter", ";");
+
+ // schema
+ DescriptorProperties descriptorProperties = new
DescriptorProperties(true);
+ descriptorProperties.putTableSchema("format.fields",
tableSchema);
+ properties.putAll(descriptorProperties.asMap());
+
+ catalog.createTable(
+ ObjectPath.fromString("default_database.T1"),
+ new CatalogTableImpl(tableSchema, properties,
""),
+ false);
+ catalog.createTable(
+ ObjectPath.fromString("default_database.T2"),
+ new CatalogTableImpl(tableSchema, properties,
""),
+ false);
+
+ alterTableStatistics(catalog);
+
+ Table table = tEnv.sqlQuery("select * from T1, T2 where T1.s3 =
T2.s3");
+ String result = tEnv.explain(table);
+ // T1 is broadcast side
Review comment:
i think one choice is using metadata handlers to verify the table stats.
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