Commitd4cf177

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improve xact_bgw_conflicting_lock_exists() for locking groups

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Original file line number	Diff line number	Diff line change
`@@ -82,6 +82,10 @@ xact_unlock_rel_exclusive(Oid relid)`
`82`	`82`	`bool`
`83`	`83`	`xact_bgw_conflicting_lock_exists(Oidrelid)`
`84`	`84`	`{`
	`85`	`+#ifPG_VERSION_NUM >=90600`
	`86`	`+/* We use locking groups for 9.6+ */`
	`87`	`+return false;`
	`88`	`+#else`
`85`	`89`	`LOCKMODElockmode;`
`86`	`90`
`87`	`91`	`/* Try each lock >= ShareUpdateExclusiveLock */`
`@@ -94,6 +98,7 @@ xact_bgw_conflicting_lock_exists(Oid relid)`
`94`	`98`	`}`
`95`	`99`
`96`	`100`	`return false;`
	`101`	`+#endif`
`97`	`102`	`}`
`98`	`103`
`99`	`104`

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