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feat: add semantic_type to information_schema.columns (#1530)

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Ning Sun
2023-05-06 07:48:37 +00:00
committed by GitHub
parent 2c82ded975
commit d679cfcb53
6 changed files with 52 additions and 31 deletions
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36
src/frontend/src/tests/instance_test.rs
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@@ -1304,32 +1304,32 @@ async fn test_information_schema_dot_columns(instance: Arc<dyn MockInstance>) {
// User can only see information schema under current catalog.
// A necessary requirement to GreptimeCloud.
let sql = "select table_catalog, table_schema, table_name, column_name, data_type from information_schema.columns order by table_name";
let sql = "select table_catalog, table_schema, table_name, column_name, data_type, semantic_type from information_schema.columns order by table_name";
let output = execute_sql(&instance, sql).await;
let expected = "\
+---------------+--------------+------------+--------------+----------------------+
| table_catalog | table_schema | table_name | column_name | data_type |
+---------------+--------------+------------+--------------+----------------------+
| greptime | public | numbers | number | UInt32 |
| greptime | public | scripts | schema | String |
| greptime | public | scripts | name | String |
| greptime | public | scripts | script | String |
| greptime | public | scripts | engine | String |
| greptime | public | scripts | timestamp | TimestampMillisecond |
| greptime | public | scripts | gmt_created | TimestampMillisecond |
| greptime | public | scripts | gmt_modified | TimestampMillisecond |
+---------------+--------------+------------+--------------+----------------------+";
+---------------+--------------+------------+--------------+----------------------+---------------+
| table_catalog | table_schema | table_name | column_name | data_type | semantic_type |
+---------------+--------------+------------+--------------+----------------------+---------------+
| greptime | public | numbers | number | UInt32 | PRIMARY KEY |
| greptime | public | scripts | schema | String | PRIMARY KEY |
| greptime | public | scripts | name | String | PRIMARY KEY |
| greptime | public | scripts | script | String | FIELD |
| greptime | public | scripts | engine | String | FIELD |
| greptime | public | scripts | timestamp | TimestampMillisecond | TIME INDEX |
| greptime | public | scripts | gmt_created | TimestampMillisecond | FIELD |
| greptime | public | scripts | gmt_modified | TimestampMillisecond | FIELD |
+---------------+--------------+------------+--------------+----------------------+---------------+";
check_output_stream(output, expected).await;
let output = execute_sql_with(&instance, sql, query_ctx).await;
let expected = "\
+-----------------+----------------+---------------+-------------+-----------+
| table_catalog | table_schema | table_name | column_name | data_type |
+-----------------+----------------+---------------+-------------+-----------+
| another_catalog | another_schema | another_table | i | Int64 |
+-----------------+----------------+---------------+-------------+-----------+";
+-----------------+----------------+---------------+-------------+-----------+---------------+
| table_catalog | table_schema | table_name | column_name | data_type | semantic_type |
+-----------------+----------------+---------------+-------------+-----------+---------------+
| another_catalog | another_schema | another_table | i | Int64 | TIME INDEX |
+-----------------+----------------+---------------+-------------+-----------+---------------+";
check_output_stream(output, expected).await;
}