36   HashElem *elem;         /* For looping over all elements of the table */  in sqlite3HashClear()  local
39   elem = pH->first;  in sqlite3HashClear()
44   while( elem ){  in sqlite3HashClear()
45     HashElem *next_elem = elem->next;  in sqlite3HashClear()
46     sqlite3_free(elem);  in sqlite3HashClear()
47     elem = next_elem;  in sqlite3HashClear()
108   HashElem *elem, *next_elem;    /* For looping over existing elements */  in rehash()  local
134   for(elem=pH->first, pH->first=0; elem; elem = next_elem){  in rehash()
135     unsigned int h = strHash(elem->pKey) % new_size;  in rehash()
136     next_elem = elem->next;  in rehash()
137     insertElement(pH, &new_ht[h], elem);  in rehash()
152   HashElem *elem;                /* Used to loop thru the element list */  in findElementWithHash()  local
161     elem = pEntry->chain;  in findElementWithHash()
165     elem = pH->first;  in findElementWithHash()
170     assert( elem!=0 );  in findElementWithHash()
171     if( sqlite3StrICmp(elem->pKey,pKey)==0 ){   in findElementWithHash()
172       return elem;  in findElementWithHash()
174     elem = elem->next;  in findElementWithHash()
184   HashElem* elem,   /* The element to be removed from the pH */  in removeElementGivenHash()  argument
188   if( elem->prev ){  in removeElementGivenHash()
189     elem->prev->next = elem->next;   in removeElementGivenHash()
191     pH->first = elem->next;  in removeElementGivenHash()
193   if( elem->next ){  in removeElementGivenHash()
194     elem->next->prev = elem->prev;  in removeElementGivenHash()
198     if( pEntry->chain==elem ){  in removeElementGivenHash()
199       pEntry->chain = elem->next;  in removeElementGivenHash()
204   sqlite3_free( elem );  in removeElementGivenHash()
239   HashElem *elem;       /* Used to loop thru the element list */  in sqlite3HashInsert()  local
244   elem = findElementWithHash(pH,pKey,&h);  in sqlite3HashInsert()
245   if( elem->data ){  in sqlite3HashInsert()
246     void *old_data = elem->data;  in sqlite3HashInsert()
248       removeElementGivenHash(pH,elem,h);  in sqlite3HashInsert()
250       elem->data = data;  in sqlite3HashInsert()
251       elem->pKey = pKey;  in sqlite3HashInsert()