Правки

requirements/sql/trace_mysql_schema.sql

@@ -0,0 +1,37 @@
+-- MySQL schema for PLBA tracing.
+-- Guarantees compatibility with TraceService levels: INFO, WARNING, ERROR.
+
+CREATE TABLE IF NOT EXISTS trace_contexts (
+    trace_id     VARCHAR(64) PRIMARY KEY,
+    parent_id    VARCHAR(64) NULL,
+    alias        VARCHAR(255) NOT NULL,
+    type         VARCHAR(64) NULL,
+    event_time   DATETIME(6) NOT NULL,
+    attrs_json   JSON NOT NULL,
+    KEY idx_trace_contexts_parent_id (parent_id),
+    CONSTRAINT fk_trace_contexts_parent
+        FOREIGN KEY (parent_id) REFERENCES trace_contexts(trace_id)
+        ON DELETE SET NULL
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
+
+CREATE TABLE IF NOT EXISTS trace_messages (
+    id           BIGINT UNSIGNED NOT NULL AUTO_INCREMENT PRIMARY KEY,
+    trace_id     VARCHAR(64) NOT NULL,
+    event_time   DATETIME(6) NOT NULL,
+    step         VARCHAR(128) NOT NULL,
+    status       VARCHAR(64) NOT NULL,
+    level        ENUM('INFO', 'WARNING', 'ERROR') NOT NULL,
+    message      TEXT NOT NULL,
+    attrs_json   JSON NOT NULL,
+    KEY idx_trace_messages_trace_id (trace_id),
+    KEY idx_trace_messages_event_time (event_time),
+    KEY idx_trace_messages_level (level),
+    CONSTRAINT fk_trace_messages_context
+        FOREIGN KEY (trace_id) REFERENCES trace_contexts(trace_id)
+        ON DELETE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
+
+-- Migration for existing installations.
+-- If your `trace_messages.level` does not include WARNING, run this ALTER.
+ALTER TABLE trace_messages
+    MODIFY COLUMN level ENUM('INFO', 'WARNING', 'ERROR') NOT NULL;