HexyinUESTC commented on code in PR #43038:
URL: https://github.com/apache/doris/pull/43038#discussion_r1825425466
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fe/fe-core/src/main/java/org/apache/doris/qe/MysqlConnectProcessor.java:
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@@ -195,6 +198,24 @@ private void handleExecute() {
handleExecute(preparedStatementContext.command, stmtId,
preparedStatementContext);
}
+ private String parseRealSql(String origStmt, Map<PlaceholderId,
Expression> idExpressionMap) {
+ if (idExpressionMap.isEmpty()) {
+ return origStmt;
+ }
+ // To maintain the original order of replace, sort the entries
accordingly.
+ List<Map.Entry<PlaceholderId, Expression>> sortedEntries = new
ArrayList<>(idExpressionMap.entrySet());
+ sortedEntries.sort(Comparator.comparingInt(entry ->
entry.getKey().asInt()));
+ for (Map.Entry<PlaceholderId, Expression> entry : sortedEntries) {
+ Expression expr = entry.getValue();
+ String value = "";
+ if (!expr.isNullLiteral()) {
Review Comment:
If expr is a NullLiteral, toString() will return "NULL".
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