Method awaitStartup

core/src/main/java/io/questdb/ServerMain.java:166–169

Waits for startup background tasks to complete, including metadata cache and recent write tracker hydration. This should be called after #start() if immediate DDL operations (like DROP TABLE) are planned, to avoid conflicts with background hydration threads that may hold table metadata locks

()

     * with background hydration threads that may hold table metadata locks.
     */
    public void awaitStartup() {
        joinThread(hydrateMetadataThread, false);
        joinThread(compileViewsThread, false);
    }

    public void awaitTable(String tableName) {
        getEngine().awaitTable(tableName, 30, TimeUnit.SECONDS);