From 5b6bfc3ecb5051a15b15fb232c73203daecd15f1 Mon Sep 17 00:00:00 2001
From: juampy <juampy72@gmail.com>
Date: Tue, 15 Jan 2013 23:12:19 +0100
Subject: [PATCH] Issue #698264 by scor, Wim Leers, dalin, greg.1.anderson,
 juampy: Better handling of structure-tables and skip-tables
 options

Added an example to add tables with a pattern at examples directory.
---
 examples/sync_skip_pattern.drush.inc |   27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)
 create mode 100644 examples/sync_skip_pattern.drush.inc

diff --git a/examples/sync_skip_pattern.drush.inc b/examples/sync_skip_pattern.drush.inc
new file mode 100644
index 0000000..2518190
--- /dev/null
+++ b/examples/sync_skip_pattern.drush.inc
@@ -0,0 +1,27 @@
+<?php
+/**
+ * @file
+ * Alters sql-sync to add some extra tables to ignore.
+ */
+
+/**
+ * Run before sql_sync to alter a list of tables to skip at the source database.
+ *
+ * @see drush_hook_pre_COMMAND_rollback()
+ * @see drush_hook_COMMAND_validate_rollback()
+ */
+function sync_skip_pattern_pre_sql_sync($source = NULL, $destination = NULL) {
+  $destination_settings = drush_sitealias_get_record($source);
+  // Here we are skipping all tables whoose name start by foo_.
+  $query = 'SHOW tables LIKE "foo_%"';
+  // Get the list of tables that match the query.
+  $result = drush_invoke_process($source, 'sql-query', array($query), array('extra' => '-N'), array('output' => FALSE));
+  if (isset($result['output'])) {
+    $skip_tables = explode("\n", $result['output']);
+    if (count($skip_tables)) {
+      // Add the list of tables to be skipped to the sql-sync command options.
+      drush_set_option('skip-tables-key', 'extra-tables');
+      drush_set_option('skip-tables', array('extra-tables' => $skip_tables));
+    }
+  }
+}
-- 
1.7.10.4