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From "James Taylor (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (PHOENIX-2277) Indexes on tenant views not working correctly
Date Sat, 23 Jan 2016 03:04:39 GMT

    [ https://issues.apache.org/jira/browse/PHOENIX-2277?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15113517#comment-15113517
] 

James Taylor commented on PHOENIX-2277:
---------------------------------------

Still an issue, [~samarthjain]?

> Indexes on tenant views not working correctly
> ---------------------------------------------
>
>                 Key: PHOENIX-2277
>                 URL: https://issues.apache.org/jira/browse/PHOENIX-2277
>             Project: Phoenix
>          Issue Type: Bug
>            Reporter: Samarth Jain
>             Fix For: 4.8.0
>
>
> Using the test it can be verified that the index is being picked for querying. However,
the query isn't able to retrieve the row.
> {code}
> @Test
>     public void testIndexesOnTenantViews() throws Exception {
>         String baseTable = "testIndexesOnTenantViews".toUpperCase();
>         String tenantView = "tenantView".toUpperCase();
>         String tenantViewIdx = "tenantView_idx".toUpperCase();
>         
>         long ts = nextTimestamp();
>         try (Connection conn = getConnection(ts)) {
>             conn.createStatement().execute("CREATE TABLE " + baseTable + " (TENANT_ID
CHAR(15) NOT NULL, PK2 DATE NOT NULL, PK3 INTEGER NOT NULL, KV1 VARCHAR, KV2 VARCHAR, KV3
CHAR(15) CONSTRAINT PK PRIMARY KEY(TENANT_ID, PK2, PK3)) MULTI_TENANT = true");
>         }
>         String tenantId = "tenant1tenant12";
>         ts = nextTimestamp();
>         try (Connection conn = getTenantConnection(tenantId, ts)) {
>             conn.createStatement().execute("CREATE VIEW " + tenantView + " AS SELECT
* FROM " + baseTable);
>         }
>         ts = nextTimestamp();
>         try (Connection conn = getTenantConnection(tenantId, ts)) {
>             conn.createStatement().execute("CREATE INDEX " + tenantViewIdx + " ON " +
tenantView + " (PK2, KV2) INCLUDE (KV1)");
>         }
>         Date upsertedDate = new Date(5);
>         try (Connection conn = getConnection(nextTimestamp())) {
>             PreparedStatement stmt = conn.prepareStatement("UPSERT INTO  " + baseTable
+ " (TENANT_ID, PK2, PK3, KV1, KV2) VALUES (?, ?, ?, ?, ?)");
>             stmt.setString(1, tenantId);
>             stmt.setDate(2, upsertedDate);
>             stmt.setInt(3, 3);
>             stmt.setString(4, "KV1");
>             stmt.setString(5, "KV2");
>             stmt.executeUpdate();
>             conn.commit();
>         }
>         
>         // Verify that data can be queried using tenant view and tenant view index
>         try (Connection tenantConn = getTenantConnection(tenantId, nextTimestamp()))
{
>             // Query the tenant view
>             PreparedStatement stmt = tenantConn.prepareStatement("SELECT KV2 FROM  "
+ tenantView + " WHERE PK2 = ? AND PK3 = ?");
>             stmt.setDate(1, upsertedDate);
>             stmt.setInt(2, 3);
>             ResultSet rs = stmt.executeQuery();
>             assertTrue(rs.next());
>             assertEquals("KV2", rs.getString("KV2"));
>             assertFalse(rs.next());
>             
>             // Query using the index on the tenantView
>             stmt = tenantConn.prepareStatement("SELECT KV1 FROM  " + tenantView + " WHERE
PK2 = ? AND KV2 = ?");
>             stmt.setDate(1, upsertedDate);
>             stmt.setString(2, "KV2");
>             rs = stmt.executeQuery();
>             QueryPlan plan = stmt.unwrap(PhoenixStatement.class).getQueryPlan();
>             assertTrue(plan.getTableRef().getTable().getName().getString().equals(tenantViewIdx));
>             assertTrue(rs.next());
>             assertEquals("KV1", rs.getString("KV1"));
>             assertFalse(rs.next());
>         }
>     }
> {code}



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