Problem
oracle.py:107 raises NotImplementedError("Explain not yet implemented in Oracle"). This blocks query plan debugging for Oracle users.
Fix
Oracle supports EXPLAIN PLAN FOR <sql> followed by SELECT * FROM TABLE(DBMS_XPLAN.DISPLAY).
Acceptance Criteria
Problem
oracle.py:107raisesNotImplementedError("Explain not yet implemented in Oracle"). This blocks query plan debugging for Oracle users.Fix
Oracle supports
EXPLAIN PLAN FOR <sql>followed bySELECT * FROM TABLE(DBMS_XPLAN.DISPLAY).Acceptance Criteria
explain_as_text()returns Oracle query plan