The Real David and Solomon! On the other hand, it has been discovered by some researchers that this Star of David (also called Shield of David and Seal of Solomon) was NOT a symbol relating to either the Biblical King David or Solomon, but to Solomon ben Duji the Khazar, and his son, David al-Roy.
SHA-256 and SHA-512 are novel hash functions computed with 32-bit and 64-bit words, respectively. They use different shift amounts and additive constants, but their structures are otherwise virtually identical, differing only in the number of rounds.HA-2 was published in 2001 by the NIST as a U.S. federal standard (FIPS).
The information in a ROWID gives Oracle everything he needs to find your row, the disk number, the cylinder, block and offset into the block. The ROWNUM is a pseudo-column, a placeholder that you can reference in SQL*Plus. The ROWNUM can be used to write specialized SQL and tune SQL. In sum, the difference between ROWNUM and ROWID is that ROWNUM is temporary while ROWID is permanent.