Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/17886#discussion_r165422740
--- Diff:
sql/hive-thriftserver/src/main/java/org/apache/hive/service/cli/session/HiveSessionImpl.java
---
@@ -221,6 +227,70 @@ private void configureSession(Map<String, String>
sessionConfMap) throws HiveSQL
}
}
+ // Copy from org.apache.hadoop.hive.ql.processors.SetProcessor, only
change:
+ // setConf(varname, propName, varvalue, true) when
varname.startsWith(HIVECONF_PREFIX)
+ public static int setVariable(String varname, String varvalue) throws
Exception {
+ SessionState ss = SessionState.get();
+ if (varvalue.contains("\n")){
+ ss.err.println("Warning: Value had a \\n character in it.");
+ }
+ varname = varname.trim();
+ if (varname.startsWith(ENV_PREFIX)){
+ ss.err.println("env:* variables can not be set.");
+ return 1;
+ } else if (varname.startsWith(SYSTEM_PREFIX)){
+ String propName = varname.substring(SYSTEM_PREFIX.length());
+ System.getProperties().setProperty(propName,
+ new
VariableSubstitution().substitute(ss.getConf(),varvalue));
+ } else if (varname.startsWith(HIVECONF_PREFIX)){
+ String propName = varname.substring(HIVECONF_PREFIX.length());
+ setConf(varname, propName, varvalue, true);
+ } else if (varname.startsWith(HIVEVAR_PREFIX)) {
+ String propName = varname.substring(HIVEVAR_PREFIX.length());
+ ss.getHiveVariables().put(propName,
+ new
VariableSubstitution().substitute(ss.getConf(),varvalue));
+ } else if (varname.startsWith(METACONF_PREFIX)) {
+ String propName = varname.substring(METACONF_PREFIX.length());
+ Hive hive = Hive.get(ss.getConf());
+ hive.setMetaConf(propName, new
VariableSubstitution().substitute(ss.getConf(), varvalue));
+ } else {
+ setConf(varname, varname, varvalue, true);
+ }
+ return 0;
+ }
+
+ // returns non-null string for validation fail
+ private static void setConf(String varname, String key, String varvalue,
boolean register)
--- End diff --
This function is exactly the same as what Hive 1.2.1 has
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