morrySnow commented on code in PR #26655:
URL: https://github.com/apache/doris/pull/26655#discussion_r1387790448
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fe/fe-core/src/main/java/org/apache/doris/qe/ConnectContext.java:
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@@ -301,6 +317,7 @@ public void init() {
returnRows = 0;
isKilled = false;
sessionVariable = VariableMgr.newSessionVariable();
+ userVars = new ConcurrentHashMap<>();
Review Comment:
why concurrentHashMap?
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fe/fe-core/src/main/java/org/apache/doris/qe/ConnectContext.java:
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@@ -450,6 +467,64 @@ public void setEnv(Env env) {
defaultCatalog = env.getInternalCatalog().getName();
}
+ public void setUserVar(SetVar setVar) {
+ userVars.put(setVar.getVariable().toLowerCase(), setVar.getResult());
+ }
+
+ public @Nullable Literal getLiteralForUserVar(String varName) {
Review Comment:
varName always lower case?
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