diff options
7 files changed, 74 insertions, 26 deletions
diff --git a/system/database/drivers/mssql/mssql_driver.php b/system/database/drivers/mssql/mssql_driver.php index e081de4e8..faa1e260d 100644 --- a/system/database/drivers/mssql/mssql_driver.php +++ b/system/database/drivers/mssql/mssql_driver.php @@ -346,7 +346,7 @@ class CI_DB_mssql_driver extends CI_DB { { return 'SELECT COLUMN_NAME FROM INFORMATION_SCHEMA.Columns - WHERE TABLE_NAME = '.$this->escape($table); + WHERE UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table)); } // -------------------------------------------------------------------- @@ -366,7 +366,7 @@ class CI_DB_mssql_driver extends CI_DB { $sql = 'SELECT COLUMN_NAME, DATA_TYPE, CHARACTER_MAXIMUM_LENGTH, NUMERIC_PRECISION, COLUMN_DEFAULT FROM INFORMATION_SCHEMA.Columns - WHERE TABLE_NAME = '.$this->escape($table); + WHERE UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table)); if (($query = $this->query($sql)) === FALSE) { diff --git a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php index 06120dcd8..cf049b61d 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_dblib_driver.php @@ -170,7 +170,7 @@ class CI_DB_pdo_dblib_driver extends CI_DB_pdo_driver { { return 'SELECT COLUMN_NAME FROM INFORMATION_SCHEMA.Columns - WHERE TABLE_NAME = '.$this->escape($table); + WHERE UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table)); } // -------------------------------------------------------------------- @@ -190,7 +190,7 @@ class CI_DB_pdo_dblib_driver extends CI_DB_pdo_driver { $sql = 'SELECT COLUMN_NAME, DATA_TYPE, CHARACTER_MAXIMUM_LENGTH, NUMERIC_PRECISION, COLUMN_DEFAULT FROM INFORMATION_SCHEMA.Columns - WHERE TABLE_NAME = '.$this->escape($table); + WHERE UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table)); if (($query = $this->query($sql)) === FALSE) { diff --git a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php index 41b50f0d6..21edeebbd 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_pgsql_driver.php @@ -169,7 +169,7 @@ class CI_DB_pdo_pgsql_driver extends CI_DB_pdo_driver { // -------------------------------------------------------------------- /** - * Show column query + * List column query * * Generates a platform-specific query string so that the column names can be fetched * @@ -178,22 +178,47 @@ class CI_DB_pdo_pgsql_driver extends CI_DB_pdo_driver { */ protected function _list_columns($table = '') { - return 'SELECT "column_name" FROM "information_schema"."columns" WHERE "table_name" = '.$this->escape($table); + return 'SELECT "column_name" + FROM "information_schema"."columns" + WHERE LOWER("table_name") = '.$this->escape(strtolower($table)); } // -------------------------------------------------------------------- /** - * Field data query - * - * Generates a platform-specific query so that the column data can be retrieved + * Returns an object with field data * * @param string $table - * @return string + * @return array */ - protected function _field_data($table) + public function field_data($table = '') { - return 'SELECT * FROM '.$this->protect_identifiers($table).' LIMIT 1'; + if ($table === '') + { + return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE; + } + + $sql = 'SELECT "column_name", "data_type", "character_maximum_length", "numeric_precision", "column_default" + FROM "information_schema"."columns" + WHERE LOWER("table_name") = '.$this->escape(strtolower($table)); + + if (($query = $this->query($sql)) === FALSE) + { + return FALSE; + } + $query = $query->result_object(); + + $retval = array(); + for ($i = 0, $c = count($query); $i < $c; $i++) + { + $retval[$i] = new stdClass(); + $retval[$i]->name = $query[$i]->column_name; + $retval[$i]->type = $query[$i]->data_type; + $retval[$i]->max_length = ($query[$i]->character_maximum_length > 0) ? $query[$i]->character_maximum_length : $query[$i]->numeric_precision; + $retval[$i]->default = $query[$i]->column_default; + } + + return $retval; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php index 93f30c82c..b28197cc9 100644 --- a/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php +++ b/system/database/drivers/pdo/subdrivers/pdo_sqlsrv_driver.php @@ -199,7 +199,7 @@ class CI_DB_pdo_sqlsrv_driver extends CI_DB_pdo_driver { { return 'SELECT COLUMN_NAME FROM INFORMATION_SCHEMA.Columns - WHERE TABLE_NAME = '.$this->escape($table); + WHERE UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table)); } // -------------------------------------------------------------------- @@ -219,7 +219,7 @@ class CI_DB_pdo_sqlsrv_driver extends CI_DB_pdo_driver { $sql = 'SELECT COLUMN_NAME, DATA_TYPE, CHARACTER_MAXIMUM_LENGTH, NUMERIC_PRECISION, COLUMN_DEFAULT FROM INFORMATION_SCHEMA.Columns - WHERE TABLE_NAME = '.$this->escape($table); + WHERE UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table)); if (($query = $this->query($sql)) === FALSE) { diff --git a/system/database/drivers/postgre/postgre_driver.php b/system/database/drivers/postgre/postgre_driver.php index c2bc4d9ad..95cfb9778 100644 --- a/system/database/drivers/postgre/postgre_driver.php +++ b/system/database/drivers/postgre/postgre_driver.php @@ -437,7 +437,7 @@ class CI_DB_postgre_driver extends CI_DB { // -------------------------------------------------------------------- /** - * Show column query + * List column query * * Generates a platform-specific query string so that the column names can be fetched * @@ -446,22 +446,47 @@ class CI_DB_postgre_driver extends CI_DB { */ protected function _list_columns($table = '') { - return 'SELECT "column_name" FROM "information_schema"."columns" WHERE "table_name" = '.$this->escape($table); + return 'SELECT "column_name" + FROM "information_schema"."columns" + WHERE LOWER("table_name") = '.$this->escape(strtolower($table)); } // -------------------------------------------------------------------- /** - * Field data query - * - * Generates a platform-specific query so that the column data can be retrieved + * Returns an object with field data * * @param string $table - * @return string + * @return array */ - protected function _field_data($table) + public function field_data($table = '') { - return 'SELECT * FROM '.$table.' LIMIT 1'; + if ($table === '') + { + return ($this->db_debug) ? $this->display_error('db_field_param_missing') : FALSE; + } + + $sql = 'SELECT "column_name", "data_type", "character_maximum_length", "numeric_precision", "column_default" + FROM "information_schema"."columns" + WHERE LOWER("table_name") = '.$this->escape(strtolower($table)); + + if (($query = $this->query($sql)) === FALSE) + { + return FALSE; + } + $query = $query->result_object(); + + $retval = array(); + for ($i = 0, $c = count($query); $i < $c; $i++) + { + $retval[$i] = new stdClass(); + $retval[$i]->name = $query[$i]->column_name; + $retval[$i]->type = $query[$i]->data_type; + $retval[$i]->max_length = ($query[$i]->character_maximum_length > 0) ? $query[$i]->character_maximum_length : $query[$i]->numeric_precision; + $retval[$i]->default = $query[$i]->column_default; + } + + return $retval; } // -------------------------------------------------------------------- diff --git a/system/database/drivers/postgre/postgre_result.php b/system/database/drivers/postgre/postgre_result.php index 3f73f84c7..3a4e57c42 100644 --- a/system/database/drivers/postgre/postgre_result.php +++ b/system/database/drivers/postgre/postgre_result.php @@ -100,8 +100,6 @@ class CI_DB_postgre_result extends CI_DB_result { $retval[$i]->name = pg_field_name($this->result_id, $i); $retval[$i]->type = pg_field_type($this->result_id, $i); $retval[$i]->max_length = pg_field_size($this->result_id, $i); - $retval[$i]->primary_key = 0; - $retval[$i]->default = ''; } return $retval; diff --git a/system/database/drivers/sqlsrv/sqlsrv_driver.php b/system/database/drivers/sqlsrv/sqlsrv_driver.php index 3f193558a..7346ad275 100644 --- a/system/database/drivers/sqlsrv/sqlsrv_driver.php +++ b/system/database/drivers/sqlsrv/sqlsrv_driver.php @@ -327,7 +327,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { { return 'SELECT COLUMN_NAME FROM INFORMATION_SCHEMA.Columns - WHERE TABLE_NAME = '.$this->escape($table); + WHERE UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table)); } // -------------------------------------------------------------------- @@ -347,7 +347,7 @@ class CI_DB_sqlsrv_driver extends CI_DB { $sql = 'SELECT COLUMN_NAME, DATA_TYPE, CHARACTER_MAXIMUM_LENGTH, NUMERIC_PRECISION, COLUMN_DEFAULT FROM INFORMATION_SCHEMA.Columns - WHERE TABLE_NAME = '.$this->escape($table); + WHERE UPPER(TABLE_NAME) = '.$this->escape(strtoupper($table)); if (($query = $this->query($sql)) === FALSE) { |