vault backup: 2024-01-01 23:25:40

Databases/SurrealDB/Syntax.md

@@ -83,7 +83,22 @@ SELECT *, (SELECT * FROM events WHERE type = 'activity' LIMIT 5) AS history FROM
 ### Multiple targets with `FROM`
 
 ```SQL
+-- This command selects all records from both 'user' and 'admin' tables.
+SELECT * FROM user, admin;
 
+-- This command selects all records from the table named in the variable '$table',
+-- but only if the 'admin' field of those records is true.
+-- This query is equivalent to 'SELECT * FROM user WHERE admin = true'.
+LET $table = "user";
+SELECT * FROM type::table($table) WHERE admin = true;
+
+-- This command selects a single record from:
+-- * the table named in the variable '$table',
+-- * and the identifier named in the variable '$id'.
+-- This query is equivalent to 'SELECT * FROM user:admin'.
+LET $table = "user";
+LET $id = "admin";
+SELECT * FROM type::thing($table, $id);
 ```
 ### `UPDATE` examples