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[ticket/12012] Return SQL statements for index drop/create

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Otherwise we recreate the index before changing the column

PHPBB3-12012
This commit is contained in:
Joas Schilling 2014-04-13 16:43:57 +02:00
parent e2784d01ce
commit 190b4282df
1 changed files with 17 additions and 3 deletions
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20
phpBB/phpbb/db/tools.php
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@ -2336,21 +2336,32 @@ class tools
case 'mssql':
case 'mssqlnative':
// We need the data here
$old_return_statements = $this->return_statements;
$this->return_statements = true;
$indexes = $this->mssql_get_existing_indexes($table_name, $column_name);
// Drop any indexes
if (!empty($indexes))
{
foreach ($indexes as $index_name => $index_data)
{
$this->sql_index_drop($table_name, $index_name);
$result = $this->sql_index_drop($table_name, $index_name);
$statements = array_merge($statements, $result);
}
}
$statements = $this->mssql_drop_default_constraints($table_name, $column_name);
// Drop default value constraint
$result = $this->mssql_drop_default_constraints($table_name, $column_name);
$statements = array_merge($statements, $result);
// Change the column
$statements[] = 'ALTER TABLE [' . $table_name . '] ALTER COLUMN [' . $column_name . '] ' . $column_data['column_type_sql'];
if (!empty($column_data['default']))
{
// Add new default value constraint
$statements[] = 'ALTER TABLE [' . $table_name . '] ADD CONSTRAINT [DF_' . $table_name . '_' . $column_name . '_1] ' . $this->db->sql_escape($column_data['default']) . ' FOR [' . $column_name . ']';
}
@ -2359,9 +2370,12 @@ class tools
// Recreate indexes after we changed the column
foreach ($indexes as $index_name => $index_data)
{
$this->sql_create_index($table_name, $index_name, $index_data);
$result = $this->sql_create_index($table_name, $index_name, $index_data);
$statements = array_merge($statements, $result);
}
}
$this->return_statements = $old_return_statements;
break;
case 'mysql_40':