gokceni commented on a change in pull request #499: Phoenix 4703 ALTER INDEX
REBUILD ALL
URL: https://github.com/apache/phoenix/pull/499#discussion_r281734633
##########
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 am not sure if exponential backoff is necessary here. It doesn't take a
lot of time to wait till indexes are build in the tests.
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