feat: первая рабочая версия

src/main/java/ru/di9/jdbc/DataAccessException.java

@@ -0,0 +1,19 @@
+package ru.di9.jdbc;
+
+import lombok.Getter;
+
+@Getter
+public class DataAccessException extends RuntimeException {
+
+    @SuppressWarnings("java:S1165")
+    private String sql;
+
+    public DataAccessException(String msg, Throwable cause) {
+        super(msg, cause);
+    }
+
+    public DataAccessException(String msg, String sql, Throwable cause) {
+        this(msg + " | " + sql, cause);
+        this.sql = sql;
+    }
+}