diff options
| -rw-r--r-- | modules/comment/comment.install | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/modules/comment/comment.install b/modules/comment/comment.install index 121ec22a1..d4bf76f93 100644 --- a/modules/comment/comment.install +++ b/modules/comment/comment.install @@ -165,9 +165,11 @@ function comment_update_7001() { function comment_update_7002() { db_rename_table('comments', 'comment'); - // Add user-related indexes. - db_add_index('comment', 'comment_uid', array('uid')); - db_add_index('node_comment_statistics', 'last_comment_uid', array('last_comment_uid')); + // Add user-related indexes. These may already exist from Drupal 6. + if (!db_index_exists('comment', 'comment_uid')) { + db_add_index('comment', 'comment_uid', array('uid')); + db_add_index('node_comment_statistics', 'last_comment_uid', array('last_comment_uid')); + } // Create a language column. db_add_field('comment', 'language', array( |