Littlefoot questions

Littlefoot answers

• Count(*) and Count(field_name) return difference output in oracle
• Create an index on a CLOB column
• Very slow query when using CONNECT BY LEVEL
• How to get distinct records based on flag or most recent update timestamp?
• ORA-01688: unable to extend table (...) The journal Entry Cannot Be Saved
• dbms_output.put_line in PLSQL Developer fails with ORA-06502 for strings longer than 32512 chars
• Any impact on existing SQL, PL/SQL scripts and data model due to Oracle DB upgrade from 12cto 19c?
• sqldeveloper - DBMS_OUTPUT.PUT_LINE() Doesn't Work
• Restrict creation of table on sunday in oracle
• Dropping an unique constraint does not work