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Posted to gitbox@hive.apache.org by GitBox <gi...@apache.org> on 2021/07/07 13:25:05 UTC

[GitHub] [hive] nrg4878 commented on a change in pull request #2442: HIVE-25303: Revert HIVE-24625 and update task compiler code to set ta…

nrg4878 commented on a change in pull request #2442:
URL: https://github.com/apache/hive/pull/2442#discussion_r665364292



##########
File path: ql/src/java/org/apache/hadoop/hive/ql/parse/TaskCompiler.java
##########
@@ -472,6 +473,25 @@ private void setLoadFileLocation(
       loc = cmv.getLocation();
     }
     Path location = (loc == null) ? getDefaultCtasLocation(pCtx) : new Path(loc);
+    boolean isExternal = false;
+    boolean isAcid = false;
+    if (pCtx.getQueryProperties().isCTAS()) {
+      isExternal = pCtx.getCreateTable().isExternal();
+      isAcid = pCtx.getCreateTable().getTblProps().getOrDefault(
+              hive_metastoreConstants.TABLE_IS_TRANSACTIONAL, "false").equalsIgnoreCase("true") ||
+              pCtx.getCreateTable().getTblProps().containsKey(hive_metastoreConstants.TABLE_TRANSACTIONAL_PROPERTIES);
+      if(location != null && (HiveConf.getBoolVar(conf, HiveConf.ConfVars.CREATE_TABLE_AS_EXTERNAL) || (isExternal || !isAcid))){
+        CreateTableDesc ctd = pCtx.getCreateTable();
+        ctd.setLocation(location.toString());

Review comment:
       Shouldn't this be set regardless of the ACID properties on the table? if location is not null, we should always set it on the CreateTableDescriptor right ?

##########
File path: ql/src/java/org/apache/hadoop/hive/ql/parse/TaskCompiler.java
##########
@@ -472,6 +473,25 @@ private void setLoadFileLocation(
       loc = cmv.getLocation();
     }
     Path location = (loc == null) ? getDefaultCtasLocation(pCtx) : new Path(loc);
+    boolean isExternal = false;
+    boolean isAcid = false;
+    if (pCtx.getQueryProperties().isCTAS()) {
+      isExternal = pCtx.getCreateTable().isExternal();
+      isAcid = pCtx.getCreateTable().getTblProps().getOrDefault(
+              hive_metastoreConstants.TABLE_IS_TRANSACTIONAL, "false").equalsIgnoreCase("true") ||
+              pCtx.getCreateTable().getTblProps().containsKey(hive_metastoreConstants.TABLE_TRANSACTIONAL_PROPERTIES);
+      if(location != null && (HiveConf.getBoolVar(conf, HiveConf.ConfVars.CREATE_TABLE_AS_EXTERNAL) || (isExternal || !isAcid))){
+        CreateTableDesc ctd = pCtx.getCreateTable();
+        ctd.setLocation(location.toString());
+        if(ctd.getSerdeProps().containsKey(hive_metastoreConstants.TABLE_TRANSACTIONAL_PROPERTIES)){
+          ctd.getSerdeProps().remove(hive_metastoreConstants.TABLE_TRANSACTIONAL_PROPERTIES);

Review comment:
       would the SerdeProps also have the ACID properties set? Where are these being set and used?
   also we can just do a ctd.getSerdeProps().remove() directly without the containsKey() check.




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