[
{
"query": "SELECT r.c",
"null": false,
"collation": 950
},
{
"query": "SELECT r.p",
"null": false,
"collation": 951
},
{
"query": "SELECT r.plain",
"null": false,
"collation": 100
},
{
"query": "SELECT r.c || r.p",
"null": false,
"collation": 0
},
{
"query": "SELECT coalesce(r.c, r.p)",
"null": false,
"collation": 0
},
{
"query": "SELECT r.c COLLATE \"POSIX\"",
"null": false,
"collation": 951
},
{
"query": "SELECT r.p || ('!' COLLATE \"C\")",
"null": false,
"collation": 950
},
{
"query": "SELECT lower(r.c)",
"null": false,
"collation": 950
},
{
"query": "SELECT CASE WHEN true THEN r.c ELSE r.p END",
"null": false,
"collation": 0
},
{
"query": "SELECT r.c",
"null": true,
"collation": 950
},
{
"query": "SELECT r.p",
"null": true,
"collation": 951
},
{
"query": "SELECT r.plain",
"null": true,
"collation": 100
},
{
"query": "SELECT r.c || r.p",
"null": true,
"collation": 0
},
{
"query": "SELECT coalesce(r.c, r.p)",
"null": true,
"collation": 0
},
{
"query": "SELECT r.c COLLATE \"POSIX\"",
"null": true,
"collation": 951
},
{
"query": "SELECT r.p || ('!' COLLATE \"C\")",
"null": true,
"collation": 950
},
{
"query": "SELECT lower(r.c)",
"null": true,
"collation": 950
},
{
"query": "SELECT CASE WHEN true THEN r.c ELSE r.p END",
"null": true,
"collation": 0
}
]