!53 Fix fdw analyze bug.

Merge pull request !53 from TotaJ/bugfix/fdw

src/gausskernel/optimizer/commands/analyze.cpp

@@ -551,6 +551,8 @@ static void analyze_rel_internal(Relation onerel, VacuumStmt* vacstmt, BufferAcc
                 retValue = fdwroutine->AnalyzeForeignTable(onerel, &acquirefunc, &relpages, 0, false);
             }
             if (!retValue) {
+                /* Supress warning info for mysql_fdw */
+                messageLevel = isMysqlFDWFromTblOid(RelationGetRelid(onerel)) ? LOG : messageLevel;
                 ereport(messageLevel,
                     (errmsg(
                         "Skipping \"%s\" --- cannot analyze this foreign table.", RelationGetRelationName(onerel))));
@@ -886,7 +888,8 @@ HeapTuple* get_total_rows(Relation onerel, VacuumStmt* vacstmt, BlockNumber relp
         *numrows = acquirePartitionedSampleRows<estimate_table_rownum>(
             onerel, vacstmt, elevel, rows, target_rows, totalrows, totaldeadrows, vacattrstats, attr_cnt);
     } else if (isForeignTable ||
-            (onerel->rd_rel->relkind == RELKIND_FOREIGN_TABLE && isMOTFromTblOid(RelationGetRelid(onerel)))) {
+            (onerel->rd_rel->relkind == RELKIND_FOREIGN_TABLE &&
+            (isMOTFromTblOid(RelationGetRelid(onerel)) || isOracleFDWFromTblOid(RelationGetRelid(onerel))))) {
         /*
          * @hdfs processing foreign table sampling operation 
          * get foreign table FDW routine 

third_party/dependency/oracle_fdw/huawei_oracle_fdw-2.2.0_patch.patch

@@ -20,7 +20,7 @@ index 5f8b100..7fdd24f 100644
 +override CPPFLAGS := $(filter-out $(exclude_option),$(CPPFLAGS))
 \ No newline at end of file
 diff --git oracle_fdw.cpp oracle_fdw.cpp
-index e75b6ab..7e83a4f 100644
+index e75b6ab..c7eec41 100644
 --- oracle_fdw.cpp
 +++ oracle_fdw.cpp
 @@ -92,13 +92,13 @@
@@ -121,6 +121,15 @@ index e75b6ab..7e83a4f 100644
  #ifdef IMPORT_API
  static char *fold_case(char *name, fold_t foldcase, int collation);
  #endif  /* IMPORT_API */
+@@ -403,7 +404,7 @@ PGDLLEXPORT Datum
+ oracle_fdw_handler(PG_FUNCTION_ARGS)
+ {
+ 	FdwRoutine *fdwroutine = makeNode(FdwRoutine);
+-
++	fdwroutine->AcquireSampleRows = acquireSampleRowsFunc;
+ #ifdef OLD_FDW_API
+ 	fdwroutine->PlanForeignScan = oraclePlanForeignScan;
+ #else
 @@ -457,7 +458,7 @@ oracle_fdw_validator(PG_FUNCTION_ARGS)
  	Oid catalog = PG_GETARG_OID(1);
  	ListCell *cell;