Github user gvramana commented on a diff in the pull request:
https://github.com/apache/incubator-carbondata/pull/641#discussion_r106093450
--- Diff:
integration/spark2/src/main/scala/org/apache/spark/sql/hive/CarbonMetastore.scala
---
@@ -304,38 +341,76 @@ class CarbonMetastore(conf: RuntimeConfig, val
storePath: String) {
if (tableExists(tableName, Some(dbName))(sparkSession)) {
sys.error(s"Table [$tableName] already exists under Database
[$dbName]")
}
+ val schemaEvolutionEntry = new
SchemaEvolutionEntry(tableInfo.getLastUpdatedTime)
val schemaConverter = new ThriftWrapperSchemaConverterImpl
val thriftTableInfo = schemaConverter
.fromWrapperToExternalTableInfo(tableInfo, dbName, tableName)
- val schemaEvolutionEntry = new
SchemaEvolutionEntry(tableInfo.getLastUpdatedTime)
thriftTableInfo.getFact_table.getSchema_evolution.getSchema_evolution_history
.add(schemaEvolutionEntry)
+ val carbonTablePath = createSchemaThriftFile(tableInfo,
+ thriftTableInfo,
+ dbName,
+ tableName)(sparkSession)
+ updateSchemasUpdatedTime(touchSchemaFileSystemTime(dbName, tableName))
+ LOGGER.info(s"Table $tableName for Database $dbName created
successfully.")
+ carbonTablePath
+ }
+ /**
+ * This method will write the schema thrift file in carbon store and
load table metadata
+ *
+ * @param tableInfo
+ * @param thriftTableInfo
+ * @param dbName
+ * @param tableName
+ * @param sparkSession
+ * @return
+ */
+ private def createSchemaThriftFile(
+ tableInfo:
org.apache.carbondata.core.metadata.schema.table.TableInfo,
+ thriftTableInfo: org.apache.carbondata.format.TableInfo,
+ dbName: String, tableName: String)
+ (sparkSession: SparkSession): String = {
val carbonTableIdentifier = new CarbonTableIdentifier(dbName,
tableName,
tableInfo.getFactTable.getTableId)
val carbonTablePath = CarbonStorePath.getCarbonTablePath(storePath,
carbonTableIdentifier)
val schemaFilePath = carbonTablePath.getSchemaFilePath
val schemaMetadataPath =
CarbonTablePath.getFolderContainingFile(schemaFilePath)
tableInfo.setMetaDataFilepath(schemaMetadataPath)
tableInfo.setStorePath(storePath)
- CarbonMetadata.getInstance().loadTableMetadata(tableInfo)
- val tableMeta = new TableMeta(carbonTableIdentifier, storePath,
- CarbonMetadata.getInstance().getCarbonTable(dbName + "_" +
tableName))
-
val fileType = FileFactory.getFileType(schemaMetadataPath)
if (!FileFactory.isFileExist(schemaMetadataPath, fileType)) {
FileFactory.mkdirs(schemaMetadataPath, fileType)
}
val thriftWriter = new ThriftWriter(schemaFilePath, false)
- thriftWriter.open()
+ thriftWriter.open(FileWriteOperation.OVERWRITE)
thriftWriter.write(thriftTableInfo)
thriftWriter.close()
+ removeTableFromMetadata(dbName, tableName)
--- End diff --
directly call refresh flow after updating alter schema
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