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| author | David M <davidmj@users.sourceforge.net> | 2007-07-09 22:39:50 +0000 |
|---|---|---|
| committer | David M <davidmj@users.sourceforge.net> | 2007-07-09 22:39:50 +0000 |
| commit | 84a16e2ac6e1490260e8501146fcf940b123a61a (patch) | |
| tree | 199191acafee416681f44dc0d93cd5593c6ecbc8 /phpBB | |
| parent | c0ea9006c5baf32b5acab6ad7c0fb3cd03c2be41 (diff) | |
| download | forums-84a16e2ac6e1490260e8501146fcf940b123a61a.tar forums-84a16e2ac6e1490260e8501146fcf940b123a61a.tar.gz forums-84a16e2ac6e1490260e8501146fcf940b123a61a.tar.bz2 forums-84a16e2ac6e1490260e8501146fcf940b123a61a.tar.xz forums-84a16e2ac6e1490260e8501146fcf940b123a61a.zip | |
- better PostgreSQL support for ALTER TABLE
- stress tested sql_list_index(), found some bugs in it :/
git-svn-id: file:///svn/phpbb/trunk@7855 89ea8834-ac86-4346-8a33-228a782c2dd0
Diffstat (limited to 'phpBB')
| -rw-r--r-- | phpBB/install/database_update.php | 55 |
1 files changed, 46 insertions, 9 deletions
diff --git a/phpBB/install/database_update.php b/phpBB/install/database_update.php index 64a9f369fc..33e4d406e8 100644 --- a/phpBB/install/database_update.php +++ b/phpBB/install/database_update.php @@ -937,6 +937,8 @@ function prepare_column_data($dbms, $column_data) $sql = ''; + $return_array = array(); + switch ($dbms) { case 'firebird': @@ -1011,14 +1013,23 @@ function prepare_column_data($dbms, $column_data) break; case 'postgres': + $return_array['column_type'] = $column_type; + $return_array['null'] = 'NOT NULL'; + + if (!is_null($column_data[1])) + { + $return_array['default'] = $column_data[1]; + } + $sql .= " {$column_type} "; - $sql .= 'NOT NULL'; + $sql .= 'NOT NULL '; $sql .= (!is_null($column_data[1])) ? "DEFAULT '{$column_data[1]}' " : ''; // Unsigned? Then add a CHECK contraint if (in_array($orig_column_type, $unsigned_types)) { + $return_array['constraint'] = "CHECK ({$column_name} >= 0)"; $sql .= " CHECK ({$column_name} >= 0)"; } break; @@ -1040,9 +1051,9 @@ function prepare_column_data($dbms, $column_data) break; } - return array( - 'column_type_sql' => $sql, - ); + $return_array['column_type_sql'] = $sql; + + return $return_array; } /** @@ -1263,7 +1274,7 @@ function sql_index_drop($dbms, $index_name, $table_name) case 'oracle': case 'postgres': case 'sqlite': - $sql = 'DROP INDEX ' . $table_name . '_' . $index_name; + $sql = 'DROP INDEX ' . $table_name . '_' . $index_name; _sql($sql, $errored, $error_ary); break; } @@ -1476,6 +1487,16 @@ function sql_list_index($dbms, $table_name) continue; } + switch ($dbms) + { + case 'firebird': + case 'oracle': + case 'postgres': + case 'sqlite': + $row[$col] = substr($row[$col], strlen($table_name) + 1); + break; + } + $index_array[] = $row[$col]; } $db->sql_freeresult($result); @@ -1519,16 +1540,32 @@ function sql_column_change($dbms, $table_name, $column_name, $column_data) break; case 'postgres': - $default_pos = strpos($column_data['column_type_sql'], ' DEFAULT'); + $sql = 'ALTER TABLE ' . $table_name . ' '; + + $sql_array = array(); + $sql_array[] = 'ALTER COLUMN ' . $column_name . ' TYPE ' . $column_data['column_type']; - if ($default_pos === false) + if ($column_data['null'] == 'NOT NULL') { - $sql = 'ALTER TABLE ' . $table_name . ' ALTER COLUMN ' . $column_name . ' TYPE ' . $column_data['column_type_sql']; + $sql_array[] = 'ALTER COLUMN ' . $column_name . ' SET NOT NULL'; } else { - $sql = 'ALTER TABLE ' . $table_name . ' ALTER COLUMN ' . $column_name . ' TYPE ' . substr($column_data['column_type_sql'], 0, $default_pos) . ', ALTER COLUMN ' . $column_name . ' SET ' . substr($column_data['column_type_sql'], $default_pos + 1); + $sql_array[] = 'ALTER COLUMN ' . $column_name . ' DROP NOT NULL'; + } + + if (isset($column_data['default'])) + { + $sql_array[] = 'ALTER COLUMN ' . $column_name . " SET DEFAULT '" . $column_data['default'] . "'"; } + + if (isset($column_data['constraint'])) + { + $sql_array[] = 'ALTER COLUMN ' . $column_name . " ADD '" . $column_data['constraint'] . "'"; + } + + $sql .= implode(', ', $sql_array); + _sql($sql, $errored, $error_ary); break; |