Roman Kondakov created IGNITE-12912:
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Summary: Calcite integration: Add filters merge rule to plannner
Key: IGNITE-12912
URL: https://issues.apache.org/jira/browse/IGNITE-12912
Project: Ignite
Issue Type: Improvement
Components: sql
Reporter: Roman Kondakov
We need to add next rules to planner
* FilterMergeRule
* FilterProjectTransposeRule
In order to be able to make this transformation for the query:
{noformat}
"select name from (\n"
+ " select *\n"
+ " from dept\n"
+ " where deptno = 10)\n"
+ "where deptno = 10\n"
BEFORE=
LogicalProject(NAME=[$1])
LogicalFilter(condition=[=(CAST($0):INTEGER, 10)])
LogicalProject(DEPTNO=[$0], NAME=[$1])
LogicalFilter(condition=[=(CAST($0):INTEGER, 10)])
IgniteTableScan(table=[[PUBLIC, DEPT]])
AFTER=
IgniteProject(NAME=[$1])
IgniteProject(DEPTNO=[$0], NAME=[$1])
IgniteFilter(condition=[=(CAST($0):INTEGER, 10)])
IgniteTableScan(table=[[PUBLIC, DEPT]])
{noformat}
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