Warning: Function created with compilation errors.

SQL> create or replace function
2     remove_constants(p_query in varchar2) return varchar2
3  as
4     l_query         long;
5     l_char          varchar2(1);
6     l_in_quotes boolean default FLASE;
7  begin
8     for i in 1..length(p_query)
9     loop
10             l_char :=substr(p_query,i,1);
11             if(l_char='''' and l_in_quotes)
12             then
13                     l_in_quotes := FALSE;
14             elsif(l_char='''' and not l_in_quotes)
15             then
16                     l_in_quotes := TRUE;
17                     l_query     := l_query || '''#';
18             end if;
19             if(not l_in_quotes)
20             then
21                     l_query := l_query || l_char;
22             end if;
23     end loop;
24
25     l_query := translate(l_query,'0123456789','@@@@@@@@@@');
26     for i in 0..8
27     loop
28             l_query := replace(l_query,lpad('@',10-i,'@'),'@');
29             l_query := replace(l_query, lpad(' ',10-i,' '),' ');
30     end loop;
31     return upper(l_query);
32  end;
33  /

Warning: Function created with compilation errors.

SQL>

SQL> show errors
Errors for FUNCTION REMOVE_CONSTANTS:

LINE/COL ERROR
-------- -----------------------------------------------------------------
6/14     PL/SQL: Item ignored
6/30     PLS-00201: identifier 'FLASE' must be declared  #这里看出写错单词了
11/3     PL/SQL: Statement ignored
11/22    PLS-00320: the declaration of the type of this expression is
incomplete or malformed

19/3     PL/SQL: Statement ignored
19/10    PLS-00320: the declaration of the type of this expression is
incomplete or malformed

SQL> create or replace function
2     remove_constants(p_query in varchar2) return varchar2
3  as
4     l_query         long;
5     l_char          varchar2(1);
6     l_in_quotes boolean default FALSE;
7  begin
8     for i in 1..length(p_query)
9     loop
10             l_char :=substr(p_query,i,1);
11             if(l_char='''' and l_in_quotes)
12             then
13                     l_in_quotes := FALSE;
14             elsif(l_char='''' and not l_in_quotes)
15             then
16                     l_in_quotes := TRUE;
17                     l_query     := l_query || '''#';
18             end if;
19             if(not l_in_quotes)
20             then
21                     l_query := l_query || l_char;
22             end if;
23     end loop;
24
25     l_query := translate(l_query,'0123456789','@@@@@@@@@@');
26     for i in 0..8
27     loop
28             l_query := replace(l_query,lpad('@',10-i,'@'),'@');
29             l_query := replace(l_query, lpad(' ',10-i,' '),' ');
30     end loop;
31     return upper(l_query);
32  end;
33  /

Function created.

SQL>