Column or table string is substitutable
ORA-30754 – Oracle Error Code
Column or table string stores objects of only one type
ORA-30755 – Oracle Error Code
Error during expansion of view hierarchy
ORA-30689 – Oracle Error Code
Improper value for ORA_DEBUG_JDWP
ORA-30740 – Oracle Error Code
Cannot grant UNDER privilege on this object
ORA-30725 – Oracle Error Code
JDWP-based debugging is not yet available
ORA-30726 – Oracle Error Code
Cannot specify referenced column list here
ORA-30727 – Oracle Error Code
Duplicate referential constraint for a REF column
ORA-30728 – Oracle Error Code
Maximum number of columns exceeded
ORA-30729 – Oracle Error Code
Maximum number of columns exceeded