#
# Masking column handling
#
# Whether the column to be masked is first, in the middle or
# last should not matter.
#
# See ../masking_rules.json

--disable_warnings
drop database if exists maskingdb;
--enable_warnings

create database maskingdb;
use maskingdb;

create table masking (a TEXT, x TEXT, y TEXT);
insert into masking values ("hello", "hello",  "hello");
insert into masking values (NULL,    "hello",  "hello");
insert into masking values ("hello",  NULL,    "hello");
insert into masking values ("hello",  "hello", NULL);
insert into masking values (NULL,     NULL,    "hello");
insert into masking values ("hello",  NULL,    NULL);
insert into masking values (NULL,     NULL,    NULL);
select * from masking;
#a     x     y
#XXXXX hello hello
#NULL  hello hello
#XXXXX NULL  hello
#XXXXX hello NULL
#NULL  NULL  hello
#XXXXX NULL  NULL
#NULL  NULL  NULL

drop table masking;

create table masking (x TEXT, a TEXT, y TEXT);
insert into masking values ("hello", "hello", "hello");
insert into masking values (NULL,    "hello",  "hello");
insert into masking values ("hello",  NULL,    "hello");
insert into masking values ("hello",  "hello", NULL);
insert into masking values (NULL,     NULL,    "hello");
insert into masking values ("hello",  NULL,    NULL);
insert into masking values (NULL,     NULL,    NULL);
select * from masking;
#x     a     y
#hello XXXXX hello
#hello XXXXX hello
#NULL  XXXXX hello
#hello NULL  hello
#hello XXXXX NULL
#NULL  NULL  hello
#hello NULL  NULL
#NULL  NULL  NULL

drop table masking;

create table masking (x TEXT, y TEXT, a TEXT);
insert into masking values ("hello", "hello", "hello");
insert into masking values (NULL,    "hello",  "hello");
insert into masking values ("hello",  NULL,    "hello");
insert into masking values ("hello",  "hello", NULL);
insert into masking values (NULL,     NULL,    "hello");
insert into masking values ("hello",  NULL,    NULL);
insert into masking values (NULL,     NULL,    NULL);
select * from masking;
#x     y     a
#hello hello XXXXX
#NULL  hello XXXXX
#hello NULL  XXXXX
#hello hello NULL
#NULL  NULL  XXXXX
#hello NULL  NULL
#NULL  NULL  NULL

drop table masking;