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