xtern commented on code in PR #2789:
URL: https://github.com/apache/ignite-3/pull/2789#discussion_r1394350991
##########
modules/sql-engine/src/main/java/org/apache/ignite/internal/sql/engine/SqlQueryProcessor.java:
##########
@@ -535,4 +612,156 @@ private static void validateParsedStatement(
}
}
}
+
+ private class MultiStatementHandler {
+ private final String schemaName;
+ private final IgniteTransactions transactions;
+ private final @Nullable InternalTransaction explicitTransaction;
+ private final Queue<ScriptStatementParameters> statements;
+
+ MultiStatementHandler(
+ String schemaName,
+ IgniteTransactions transactions,
+ @Nullable InternalTransaction explicitTransaction,
+ List<ParsedResult> parsedResults,
+ Object[] params
+ ) {
+ this.schemaName = schemaName;
+ this.transactions = transactions;
+ this.explicitTransaction = explicitTransaction;
+ this.statements = prepareStatementsQueue(parsedResults, params);
+ }
+
+ CompletableFuture<AsyncSqlCursor<List<Object>>> processNext() {
+ if (statements == null) {
+ return CompletableFuture.completedFuture(null);
+ }
Review Comment:
Yes, in current implementation this is a special case - as it described in
javadoc
```
* @return Sql cursor or {@code null} if specified SQL query does not
create cursors
* (for example, if it contains only commands for managing a
transaction).
```
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