CodeCompletionLookupConsumer consumer = new CodeCompletionLookupConsumer(context);
DBLanguage language = context.getLanguage();
int caretOffset = parameters.getOffset();
if (file.findElementAt(caretOffset) instanceof PsiComment) return;
LeafPsiElement leafBeforeCaret = PsiUtil.lookupLeafBeforeOffset(file, caretOffset);
int invocationCount = parameters.getInvocationCount();