table_create Tags TABLE_PAT_KEY ShortText

table_create Memos TABLE_HASH_KEY ShortText
column_create Memos tag COLUMN_SCALAR Tags

column_create Tags memos_tag COLUMN_INDEX Memos tag

load --table Memos
[
{"_key": "Groonga is fast",          "tag": "groonga"},
{"_key": "Mroonga is fast",          "tag": "mroonga"},
{"_key": "Rroonga is fast",          "tag": "rroonga"},
{"_key": "Droonga is fast",          "tag": "droonga"},
{"_key": "Groonga is a HTTP server", "tag": "groonga"}
]

select Memos \
  --output_columns _key,tag \
  --filter 'all_records() && in_values(tag, "groonga", "mroonga", "droonga")' \
  --sortby _id
