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