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Posted to issues@phoenix.apache.org by GitBox <gi...@apache.org> on 2019/05/12 00:20:43 UTC
[GitHub] [phoenix] swaroopak commented on a change in pull request #499:
Phoenix-5272 ALTER INDEX REBUILD ALL
swaroopak commented on a change in pull request #499: Phoenix-5272 ALTER INDEX REBUILD ALL
URL: https://github.com/apache/phoenix/pull/499#discussion_r281736622
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File path: phoenix-core/src/test/java/org/apache/phoenix/util/TestUtil.java
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@@ -934,7 +934,30 @@ public IndexStateCheck(PIndexState indexState, Long indexDisableTimestamp, Boole
this.success = success;
}
}
-
+
+ public static void waitForIndexState(Connection conn, String fullIndexName, PIndexState expectedIndexState) throws InterruptedException, SQLException {
+ int maxTries = 60, nTries = 0;
+ do {
+ String schema = SchemaUtil.getSchemaNameFromFullName(fullIndexName);
+ String index = SchemaUtil.getTableNameFromFullName(fullIndexName);
+ Thread.sleep(1000); // sleep 1 sec
+ String query = "SELECT " + PhoenixDatabaseMetaData.INDEX_STATE + " FROM " +
+ PhoenixDatabaseMetaData.SYSTEM_CATALOG_NAME + " WHERE (" + PhoenixDatabaseMetaData.TABLE_SCHEM + "," + PhoenixDatabaseMetaData.TABLE_NAME
+ + ") = (" + "'" + schema + "','" + index + "') "
+ + "AND " + PhoenixDatabaseMetaData.COLUMN_FAMILY + " IS NULL AND " + PhoenixDatabaseMetaData.COLUMN_NAME + " IS NULL";
+ ResultSet rs = conn.createStatement().executeQuery(query);
+ PIndexState actualIndexState = null;
+ if (rs.next()) {
+ actualIndexState = PIndexState.fromSerializedValue(rs.getString(1));
+ boolean matchesExpected = (actualIndexState == expectedIndexState);
+ if (matchesExpected) {
+ return;
+ }
+ }
+ } while (++nTries < maxTries);
Review comment:
I see there are 60 maxRetries. This might end up using resources unnecessarily. It's better to utilize an existing retry framework rather than reinventing the wheel. RetryCounter gives an option to specify the policy of the retry mechanism. What do you suggest @gjacoby126?
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