dengzhhu653 commented on code in PR #6383:
URL: https://github.com/apache/hive/pull/6383#discussion_r2987050420
##########
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/tools/schematool/MetastoreSchemaTool.java:
##########
@@ -305,33 +299,22 @@ protected void execSql(String scriptDir, String
scriptFile) throws IOException,
execSql(scriptDir + File.separatorChar + scriptFile);
}
- // Generate the beeline args per hive conf and execute the given script
+ /**
+ * Executes the given SQL script file against the metastore database via
{@link IdempotentDDLExecutor}.
+ * Each statement in the script is executed individually over a direct JDBC
connection with
+ * auto-commit enabled. Errors that indicate an object already exists or is
already gone are
+ * silently ignored according to the per-database {@link DbErrorCodes}; all
other SQL errors are
+ * rethrown as {@link IOException}.
+ */
Review Comment:
do we need to deal with the HiveSchemaTool as well?
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