odbc_columns
(PHP 4, PHP 5, PHP 7)
odbc_columns — Lists the column names in specified tables
说明
odbc_columns (
resource
$connection_id [,
string $qualifier [,
string $schema [,
string $table_name [,
string $column_name ]]]] ) :
resource
Lists all columns in the requested range.
参数
-
connection_id -
ODBC 连接标识符，详见 odbc_connect()。
-
qualifier -
The qualifier.
-
schema -
The owner.
-
table_name -
The table name.
-
column_name -
The column name.
The schema, table_name, and column_name accept search patterns ('%' to match zero or more characters and '_' to match a single character).
返回值
Returns an ODBC result identifier 或者在失败时返回 FALSE.
The result set has the following columns:
- TABLE_QUALIFIER
- TABLE_SCHEM
- TABLE_NAME
- COLUMN_NAME
- DATA_TYPE
- TYPE_NAME
- PRECISION
- LENGTH
- SCALE
- RADIX
- NULLABLE
- REMARKS
The result set is ordered by TABLE_QUALIFIER, TABLE_SCHEM and TABLE_NAME.
参见
- odbc_columnprivileges() - Lists columns and associated privileges for the given table to retrieve associated privileges
