env example

.env.example

@@ -10,19 +10,15 @@ DB_CONNECT_TIMEOUT=30
 DB_POOL_SIZE=5
 DB_MAX_OVERFLOW=10
 DB_POOL_TIMEOUT=30
-# Recycle before the server-side wait_timeout kicks in
 DB_POOL_RECYCLE=1800
 DB_POOL_PRE_PING=true
-# Connections opened eagerly right after an engine is created
-DB_WARMUP_SIZE=1
-DB_MAX_TOTAL_CONNECTIONS=20
-DB_HEALTH_CHECK_INTERVAL=30
 
 # --- Query limits ---
 QUERY_MAX_ROWS=1000
-QUERY_MAX_BYTES=4000000
+QUERY_MAX_BYTES=262144
+QUERY_MAX_CHARS=4096
 QUERY_TIMEOUT_SECONDS=30
-QUERY_ALLOW_WRITE=false
+QUERY_ALLOW_WRITE=False
 
 # --- MCP server ---
 MCP_TRANSPORT=stdio