odbc_columns
(PHP 4, PHP 5)
odbc_columns — Lists the column names in specified tables
说明
resource odbc_columns ( resource $connection_id [, string $qualifier [, string $schema [, string $table_name [, string $column_name ]]]] )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
