[teiid-issues] [JBoss JIRA] (TEIID-5566) Outer join prevents dependent join creation

Outer join prevents dependent join creation ------------------------------------------- Key: TEIID-5566 URL: https://issues.jboss.org/browse/TEIID-5566 Project: Teiid Issue Type: Bug Components: Query Engine Affects Versions: 11.0.1 Reporter: Mike Higgins Assignee: Steven Hawkins Priority: Major Attachments: missing_dep_debugplan.txt, missing_dep_inner_debugplan.txt, missing_dep_inner_plan.txt, missing_dep_plan.txt This query: SELECT MEDS_OWNER.COMPOUND."COMPOUND_SEQ_ID", MEDS_OWNER.COMPOUND."COMPOUND_NUMBER", MEDS_OWNER.PARENT_EQUIV_V."COMPOUND_PARENT", SCR_BATCH_INFO."PARENT_ID", SCR_BATCH_INFO."BATCH_NUMBER", SCR_EVT."COMPOUND_NUMBER", SCR_EVT."BATCH_TRACKING_ID", SCR_PRJ."PGRD_THRPC_AREA_CHAR_TYPE", SCR_PRJ."PGRD_PROJ_SHORT_DESC", SCR_EVT."PGRD_PROJECT_CODE", SCR_SITE."RSCH_SITE_SHORT_DESC", SCR_EVT."RSCH_SITE_CODE", SCR_EVT."CMPD_BATCH_EVENT_CODE", SCR_EVT."CMPD_BTCH_SCR_EVENT_TS", SCR_SCREEN_INFO."SCR_PRTCL_SHORT_DESC", SCR_SCREEN_INFO."SCR_PRTCL_SHORT_NAME", SCR_EVT."CMPD_BTCH_SCR_EVT_KEY" FROM meds_owner.compound LEFT OUTER JOIN meds_owner.parent AllParentCompounds ON (MEDS_OWNER.COMPOUND."PARENT_SEQ_ID" = AllParentCompounds."PARENT_SEQ_ID") LEFT OUTER JOIN meds_owner.parent_equiv_v ON (AllParentCompounds."PARENT_SEQ_ID_EQV" = MEDS_OWNER.PARENT_EQUIV_V."PARENT_SEQ_ID") LEFT OUTER /* inner join works */ JOIN (rifdm4.dmf_cet_cmpd_btch_scr_events SCR_EVT LEFT OUTER JOIN rifdwn_wp.dwn_pgrd_projects_v SCR_PRJ ON (SCR_EVT."PGRD_PROJECT_CODE" = SCR_PRJ."PGRD_PROJECT_CODE") LEFT OUTER JOIN rifods.ods_research_sites SCR_SITE ON (SCR_EVT."RSCH_SITE_CODE" = SCR_SITE."RSCH_SITE_CODE") LEFT OUTER JOIN rifdwh.dw_screen_protocols SCR_SCREEN_INFO ON (SCR_EVT."SCREEN_PROTOCOL_ID" = SCR_SCREEN_INFO."SCR_PRTCL_ID")) ON (((MEDS_OWNER.COMPOUND."COMPOUND_NUMBER" = SCR_EVT."COMPOUND_NUMBER") AND (SCR_EVT."CMPD_BATCH_EVENT_CODE" IN ('EXPSTART', 'EXPEND', 'EXPPUB'))) AND ((SCR_EVT."CBTCH_EVENT_SRC_DEL_IND" = 'N') AND ((SCR_EVT."CMPD_BATCH_EVENT_CODE" = 'EXPSTART') OR (SCR_EVT."CMPD_BATCH_EVENT_CODE" = 'EXPEND') OR (SCR_EVT."CMPD_BATCH_EVENT_CODE" = 'EXPPUB')))) LEFT OUTER JOIN rifdm1.cpm_compound_batch SCR_BATCH_INFO ON (SCR_EVT."BATCH_TRACKING_ID" = SCR_BATCH_INFO."BATCH_TRACKING_NO") WHERE MEDS_OWNER.COMPOUND."COMPOUND_SEQ_ID" IN (21475535) option makedep SCR_EVT, SCR_BATCH_INFO does not create a dependent join on the SCR_EVT table. If you change the join to SCR_EVT to inner, it does. Plans and debug plans for both cases are attached. As a note, an older version of Teiid that we are also using (9.3.4) always creates the dependent join. 11.0.1 and 10.2.3 do not create the dependent join if the table is outer joined.