预定义常量

下列常量由此扩展定义，且仅在此扩展编译入 PHP 或在运行时动态载入时可用。

ODBC_TYPE (integer)

ODBC_BINMODE_PASSTHRU (integer)

ODBC_BINMODE_RETURN (integer)

ODBC_BINMODE_CONVERT (integer)

SQL_ODBC_CURSORS (integer)

SQL_CUR_USE_DRIVER (integer)

SQL_CUR_USE_IF_NEEDED (integer)

SQL_CUR_USE_ODBC (integer)

SQL_CONCURRENCY (integer)

SQL_CONCUR_READ_ONLY (integer)

SQL_CONCUR_LOCK (integer)

SQL_CONCUR_ROWVER (integer)

SQL_CONCUR_VALUES (integer)

SQL_CURSOR_TYPE (integer)

SQL_CURSOR_FORWARD_ONLY (integer)

SQL_CURSOR_KEYSET_DRIVEN (integer)

SQL_CURSOR_DYNAMIC (integer)

SQL_CURSOR_STATIC (integer)

SQL_KEYSET_SIZE (integer)

SQL_CHAR (integer)

SQL_VARCHAR (integer)

SQL_LONGVARCHAR (integer)

SQL_DECIMAL (integer)

SQL_NUMERIC (integer)

SQL_BIT (integer)

SQL_TINYINT (integer)

SQL_SMALLINT (integer)

SQL_INTEGER (integer)

SQL_BIGINT (integer)

SQL_REAL (integer)

SQL_FLOAT (integer)

SQL_DOUBLE (integer)

SQL_BINARY (integer)

SQL_VARBINARY (integer)

SQL_LONGVARBINARY (integer)

SQL_DATE (integer)

SQL_TIME (integer)

SQL_TIMESTAMP (integer)

SQL_TYPE_DATE (integer)

SQL_TYPE_TIME (integer)

SQL_TYPE_TIMESTAMP (integer)

SQL_BEST_ROWID (integer)

SQL_ROWVER (integer)

SQL_SCOPE_CURROW (integer)

SQL_SCOPE_TRANSACTION (integer)

SQL_SCOPE_SESSION (integer)

SQL_NO_NULLS (integer)

SQL_NULLABLE (integer)

SQL_INDEX_UNIQUE (integer)

SQL_INDEX_ALL (integer)

SQL_ENSURE (integer)

SQL_QUICK (integer)