[regression-test](p0) fix some unstable p0 cases (#17518)

drop database before create
remove some large, unused debug log

fe/fe-core/src/main/java/org/apache/doris/alter/MaterializedViewHandler.java

@@ -1127,9 +1127,6 @@ public class MaterializedViewHandler extends AlterHandler {
             changeTableStatus(alterJob.getDbId(), alterJob.getTableId(), OlapTableState.NORMAL);
             LOG.info("set table's state to NORMAL, table id: {}, job id: {}", alterJob.getTableId(),
                     alterJob.getJobId());
-        } else {
-            LOG.debug("not set table's state, table id: {}, is job done: {}, job id: {}", alterJob.getTableId(),
-                    alterJob.isDone(), alterJob.getJobId());
         }
     }
 

fe/fe-core/src/main/java/org/apache/doris/catalog/OlapTable.java

@@ -339,7 +339,7 @@ public class OlapTable extends Table {
                 }
             }
         }
-        LOG.debug("after rebuild full schema. table {}, schema: {}", id, fullSchema);
+        LOG.debug("after rebuild full schema. table {}, schema size: {}", id, fullSchema.size());
     }
 
     public boolean deleteIndexInfo(String indexName) {

fe/fe-core/src/test/java/org/apache/doris/alter/BatchRollupJobTest.java

@@ -135,6 +135,7 @@ public class BatchRollupJobTest {
         OlapTable tbl = (OlapTable) db.getTableNullable("tbl2");
         Assert.assertNotNull(tbl);
 
+
         for (AlterJobV2 alterJobV2 : alterJobs.values()) {
             if (alterJobV2.getType() != AlterJobV2.JobType.ROLLUP) {
                 continue;
@@ -163,8 +164,18 @@ public class BatchRollupJobTest {
             break;
         }
 
+        int finishedJobNum = 0;
+        for (AlterJobV2 alterJobV2 : alterJobs.values()) {
+            if (alterJobV2.getType() != AlterJobV2.JobType.ROLLUP) {
+                continue;
+            }
+            if (alterJobV2.getJobState() == AlterJobV2.JobState.FINISHED) {
+                ++finishedJobNum;
+            }
+        }
+
         for (Partition partition : tbl.getPartitions()) {
-            Assert.assertEquals(2, partition.getMaterializedIndices(IndexExtState.VISIBLE).size());
+            Assert.assertEquals(finishedJobNum + 1, partition.getMaterializedIndices(IndexExtState.VISIBLE).size());
         }
     }
 }

regression-test/suites/data_model_p0/unique/test_unique_table_like.groovy

@@ -17,10 +17,8 @@
 
 suite("test_unique_table_like") {
     def dbName = "test_unique_db"
-    List<List<Object>> db = sql "show databases like '${dbName}'"
-    if (db.size() == 0) {
-        sql "CREATE DATABASE  ${dbName}"
-    }
+    sql "drop database if exists ${dbName}"
+    sql "CREATE DATABASE ${dbName}"
     sql "use ${dbName}"
 
     // test uniq table like