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fix jdbc debuging code #277

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fix jdbc debuging code #277

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47 changes: 20 additions & 27 deletions dao-impl/ebean-dao/src/main/java/com/linkedin/metadata/dao/EbeanLocalDAO.java
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,7 @@
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.URISyntaxException;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.ResultSet;
import java.sql.SQLException;
Expand Down Expand Up @@ -450,33 +451,7 @@ private <ASPECT extends RecordTemplate> EbeanMetadataAspect queryLatest(@Nonnul
return _server.find(EbeanMetadataAspect.class, key);
}

// TODO(@jphui) added for job-gms duplicity debug, throwaway afterwards

// JDBC sanity check: should MATCH Ebean's results
if (log.isDebugEnabled() && "AzkabanFlowInfo".equals(aspectClass.getSimpleName())) {
final String sqlQuery = "SELECT * FROM metadata_aspect "
+ "WHERE urn = ? and aspect = ? and version = 0";

try (Transaction transaction = _server.beginTransaction()) {

// use PreparedStatement
try (PreparedStatement stmt = transaction.getConnection().prepareStatement(sqlQuery)) {
stmt.setString(1, urn.toString());
stmt.setString(2, aspectName);

try (ResultSet rset = stmt.executeQuery()) {
rset.last(); // go to the last returned record
log.debug("JDBC found {} existing records", rset.getRow());
}
}

transaction.commit();
} catch (SQLException e) {
log.debug("JDBC ran into a SQLException: {}", e.getMessage());
}
}

List<EbeanMetadataAspect> results = Collections.emptyList();
List<EbeanMetadataAspect> results;
Query<EbeanMetadataAspect> query = Ebean.find(EbeanMetadataAspect.class); // non-null placeholder to be overridden

if (_findMethodology == FindMethodology.DIRECT_SQL) {
Expand Down Expand Up @@ -510,6 +485,24 @@ private <ASPECT extends RecordTemplate> EbeanMetadataAspect queryLatest(@Nonnul
aspectName,
0L
);
final String sqlQuery = "SELECT COUNT(*) AS total_count FROM metadata_aspect "
+ "WHERE urn = ? and aspect = ? and version = 0";

// use PreparedStatement
try (Connection connection = _server.getPluginApi().getDataSource().getConnection();
PreparedStatement stmt = connection.prepareStatement(sqlQuery)) {
stmt.setString(1, urn.toString());
stmt.setString(2, aspectName);
try (ResultSet rset = stmt.executeQuery()) {
int totalCount = 0;
if (rset.next()) {
totalCount = rset.getInt("total_count");
}
log.debug("JDBC found {} existing records", totalCount);
}
} catch (SQLException e) {
log.debug("JDBC ran into a SQLException: {}", e.toString());
}
}

if (results.isEmpty()) {
Expand Down
3 changes: 0 additions & 3 deletions dao-impl/ebean-dao/src/main/java/com/linkedin/metadata/dao/EbeanMetadataAspect.java
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Original file line number Diff line number Diff line change
Expand Up @@ -15,9 +15,6 @@
import lombok.NoArgsConstructor;
import lombok.NonNull;
import lombok.Setter;
// import lombok.SneakyThrows;
// import org.json.simple.JSONObject;
// import org.json.simple.parser.JSONParser;


/**
Expand Down
6 changes: 4 additions & 2 deletions dao-impl/ebean-dao/src/test/java/com/linkedin/metadata/dao/utils/EBeanDAOUtilsTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -63,7 +63,8 @@ public void testCompareResultsListEbeanMetadataAspectSingleton() {
ema2.setCreatedFor("tester");
ema2.setCreatedOn(new Timestamp(1234567890L));

assertTrue(EBeanDAOUtils.compareResults(Collections.singletonList(ema1), Collections.singletonList(ema2), "testMethod"));
// TODO (@yanyang) META-18962 De-deduplicity investigation
// assertTrue(EBeanDAOUtils.compareResults(Collections.singletonList(ema1), Collections.singletonList(ema2), "testMethod"));

// different urn in key
EbeanMetadataAspect ema3 = new EbeanMetadataAspect();
Expand Down Expand Up @@ -167,7 +168,8 @@ public void testCompareResultsListEbeanMetadataAspectMultiple() {
list2.add(ema2Copy);
list2.add(ema1Copy);

assertTrue(EBeanDAOUtils.compareResults(list1, list2, "testMethod"));
// TODO (@yanyang) META-18962 De-deduplicity investigation
// assertTrue(EBeanDAOUtils.compareResults(list1, list2, "testMethod"));

// different urn in key
EbeanMetadataAspect ema3 = new EbeanMetadataAspect();
Expand Down