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@@ -3,7 +3,7 @@
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class DB {
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/**
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- * The active database connections.
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+ * The established database connections.
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*
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* @var array
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*/
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@@ -25,6 +25,8 @@ class DB {
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// ---------------------------------------------------
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// If we have already established this connection,
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// simply return the existing connection.
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+ //
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+ // Don't want to establish the same connection twice!
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// ---------------------------------------------------
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if ( ! array_key_exists($connection, static::$connections))
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{
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@@ -35,9 +37,6 @@ class DB {
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throw new \Exception("Database connection [$connection] is not defined.");
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}
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- // ---------------------------------------------------
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- // Establish the database connection.
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- // ---------------------------------------------------
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static::$connections[$connection] = DB\Connector::connect((object) $config[$connection]);
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}
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@@ -59,13 +58,13 @@ class DB {
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$result = $query->execute($bindings);
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// ---------------------------------------------------
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- // For SELECT statements, return the results in an
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- // array of stdClasses.
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+ // For SELECT statements, the results will be returned
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+ // as an array of stdClasses.
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//
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- // For UPDATE and DELETE statements, return the number
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- // or rows affected by the query.
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+ // For UPDATE and DELETE statements, the number of
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+ // rows affected by the query will be returned.
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//
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- // For everything else, return a boolean.
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+ // For all other statements, return a boolean.
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// ---------------------------------------------------
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if (strpos(Str::upper($sql), 'SELECT') === 0)
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{
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@@ -84,6 +83,8 @@ class DB {
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/**
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* Begin a fluent query against a table.
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*
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+ * This method is simply a convenient shortcut into Query::table.
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+ *
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* @param string $table
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* @param string $connection
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* @return Query
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