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 (int)

ODBC_BINMODE_PASSTHRU (int)

ODBC_BINMODE_RETURN (int)

ODBC_BINMODE_CONVERT (int)

SQL_ODBC_CURSORS (int)

SQL_CUR_USE_DRIVER (int)

SQL_CUR_USE_IF_NEEDED (int)

SQL_CUR_USE_ODBC (int)

SQL_CONCURRENCY (int)

SQL_CONCUR_READ_ONLY (int)

SQL_CONCUR_LOCK (int)

SQL_CONCUR_ROWVER (int)

SQL_CONCUR_VALUES (int)

SQL_CURSOR_TYPE (int)

SQL_CURSOR_FORWARD_ONLY (int)

SQL_CURSOR_KEYSET_DRIVEN (int)

SQL_CURSOR_DYNAMIC (int)

SQL_CURSOR_STATIC (int)

SQL_KEYSET_SIZE (int)

SQL_CHAR (int)

SQL_VARCHAR (int)

SQL_LONGVARCHAR (int)

SQL_DECIMAL (int)

SQL_NUMERIC (int)

SQL_BIT (int)

SQL_TINYINT (int)

SQL_SMALLINT (int)

SQL_INTEGER (int)

SQL_BIGINT (int)

SQL_REAL (int)

SQL_FLOAT (int)

SQL_DOUBLE (int)

SQL_BINARY (int)

SQL_VARBINARY (int)

SQL_LONGVARBINARY (int)

SQL_DATE (int)

SQL_TIME (int)

SQL_TIMESTAMP (int)

SQL_TYPE_DATE (int)

SQL_TYPE_TIME (int)

SQL_TYPE_TIMESTAMP (int)

SQL_BEST_ROWID (int)

SQL_ROWVER (int)

SQL_SCOPE_CURROW (int)

SQL_SCOPE_TRANSACTION (int)

SQL_SCOPE_SESSION (int)

SQL_NO_NULLS (int)

SQL_NULLABLE (int)

SQL_INDEX_UNIQUE (int)

SQL_INDEX_ALL (int)

SQL_ENSURE (int)

SQL_QUICK (int)