snuyanzin commented on code in PR #79:
URL:
https://github.com/apache/flink-connector-jdbc/pull/79#discussion_r1463067787
##########
flink-connector-jdbc/src/test/java/org/apache/flink/connector/jdbc/table/JdbcTablePlanTest.java:
##########
@@ -70,6 +98,51 @@ public void testFilterPushdown() {
"SELECT id, time_col, real_col FROM jdbc WHERE id = 900001 AND
time_col <> TIME '11:11:11' OR double_col >= -1000.23");
}
+ /**
+ * Note the join condition is not present in the optimized plan, as it is
handled in the JDBC
+ * java code, where it adds the join conditions to the select statement
string.
+ */
+ @Test
+ public void testLookupJoin() {
+ util.verifyExecPlan(
+ "SELECT * FROM a LEFT JOIN d FOR SYSTEM_TIME AS OF a.proctime
ON a.ip = d.ip");
+ }
+
+ @Test
+ public void testLookupJoinWithFilter() {
+ util.verifyExecPlan(
+ "SELECT * FROM a LEFT JOIN d FOR SYSTEM_TIME AS OF a.proctime
ON d.type = 0 AND a.ip = d.ip");
+ }
+
+ @Test
+ public void testLookupJoinWithANDAndORFilter() {
+ util.verifyExecPlan(
+ "SELECT * FROM a LEFT JOIN d FOR SYSTEM_TIME AS OF a.proctime
ON ((d.age = 50 AND d.type = 0) "
+ + "OR (d.type = 1 AND d.age = 40)) AND a.ip = d.ip");
+ }
+
+ @Test
+ public void testLookupJoinWith2ANDsAndORFilter() {
+ util.verifyExecPlan(
+ "SELECT * FROM a JOIN d FOR SYSTEM_TIME AS OF a.proctime "
+ + "ON ((50 > d.age AND d.type = 1 AND d.age > 0 ) "
+ + "OR (70 > d.age AND d.type = 6 AND d.age > 10)) AND
a.ip = d.ip");
+ }
+
+ @Test
+ public void testLookupJoinWithORFilter() {
+ util.verifyExecPlan(
+ "SELECT * FROM a LEFT JOIN d FOR SYSTEM_TIME AS OF a.proctime
ON (d.age = 50 OR d.type = 1) AND a.ip = d.ip");
+ }
+
+ @Test
+ public void testLookupJoinWithWeirdColumnNames() {
Review Comment:
```suggestion
void testLookupJoinWithWeirdColumnNames() {
```
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