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Extended QPT to athena-cloudera-hive #1826

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merged 1 commit into from
Mar 25, 2024
Merged

Extended QPT to athena-cloudera-hive #1826

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6 changes: 6 additions & 0 deletions ...dera-hive/src/main/java/com/amazonaws/athena/connectors/cloudera/HiveMetadataHandler.java
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Original file line number Diff line number Diff line change
Expand Up @@ -224,6 +224,11 @@ public GetSplitsResponse doGetSplits(BlockAllocator blockAllocator, GetSplitsReq
{
LOGGER.info("{}: Catalog {}, table {}", getSplitsRequest.getQueryId(),
getSplitsRequest.getTableName().getSchemaName(), getSplitsRequest.getTableName().getTableName());
if (getSplitsRequest.getConstraints().isQueryPassThrough()) {
LOGGER.info("QPT Split Requested");
return setupQueryPassthroughSplit(getSplitsRequest);
}

int partitionContd = decodeContinuationToken(getSplitsRequest);
Set<Split> splits = new HashSet<>();
Block partitions = getSplitsRequest.getPartitions();
Expand Down Expand Up @@ -271,6 +276,7 @@ public GetDataSourceCapabilitiesResponse doGetDataSourceCapabilities(BlockAlloca
LimitPushdownSubType.INTEGER_CONSTANT
));

jdbcQueryPassthrough.addQueryPassthroughCapabilityIfEnabled(capabilities, configOptions);
return new GetDataSourceCapabilitiesResponse(request.getCatalogName(), capabilities.build());
}

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9 changes: 8 additions & 1 deletion ...oudera-hive/src/main/java/com/amazonaws/athena/connectors/cloudera/HiveRecordHandler.java
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Expand Up @@ -74,7 +74,14 @@ public HiveRecordHandler(DatabaseConnectionConfig databaseConnectionConfig, Jdbc
@Override
public PreparedStatement buildSplitSql(Connection jdbcConnection, String catalogName, TableName tableName, Schema schema, Constraints constraints, Split split) throws SQLException
{
PreparedStatement preparedStatement = jdbcSplitQueryBuilder.buildSql(jdbcConnection, null, tableName.getSchemaName(), tableName.getTableName(), schema, constraints, split);
PreparedStatement preparedStatement;

if (constraints.isQueryPassThrough()) {
preparedStatement = buildQueryPassthroughSql(jdbcConnection, constraints);
}
else {
preparedStatement = jdbcSplitQueryBuilder.buildSql(jdbcConnection, null, tableName.getSchemaName(), tableName.getTableName(), schema, constraints, split);
}
preparedStatement.setFetchSize(FETCH_SIZE);
return preparedStatement;
}
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