[GitHub] [carbondata] jackylk commented on a change in pull request #3415: [CARBONDATA-3553] Support SDK Writer using existing schema file

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jackylk commented on a change in pull request #3415: [CARBONDATA-3553] Support SDK Writer using existing schema file
URL: https://github.com/apache/carbondata/pull/3415#discussion_r336920600
 
 

 ##########
 File path: core/src/main/java/org/apache/carbondata/core/metadata/schema/SchemaReader.java
 ##########
 @@ -58,6 +58,48 @@ public static CarbonTable readCarbonTableFromStore(AbsoluteTableIdentifier ident
     }
   }
 
+  /**
+   * Read specified schema file as CarbonTable
+   * @param schemaFilePath schema file path
+   * @param conf hadoop configuration
+   * @return CarbonTable object
+   * @throws IOException if IO error occurs
+   */
+  public static CarbonTable readCarbonTableFromSchema(String schemaFilePath, Configuration conf)
+      throws IOException {
+    TableInfo tableInfo = readTableInfoFromSchema(schemaFilePath, conf);
+    CarbonMetadata.getInstance().loadTableMetadata(tableInfo);
+    return CarbonMetadata.getInstance().getCarbonTable("dummy_dummy");
+  }
+
+  /**
+   * Read specified schema file as TableInfo
+   * @param schemaFilePath schema file path
+   * @param conf hadoop configuration
+   * @return TableInfo object
+   * @throws IOException if IO error occurs
+   */
+  public static TableInfo readTableInfoFromSchema(String schemaFilePath, Configuration conf)
+      throws IOException {
+    if (FileFactory.isFileExist(schemaFilePath, FileFactory.FileType.LOCAL) ||
 
 Review comment:
   Use `FileFactory.isFileExist(schemaFilePath)` instead of multiple calls

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