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https://github.com/GreptimeTeam/greptimedb.git
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c4db9e8aa7
* fix: forbid to change tables in information_schema * refactor: use unified read-only check function * test: add more sqlness tests for information_schema * refactor: move is_readonly_schema to common_catalog
67 lines
3.4 KiB
Plaintext
67 lines
3.4 KiB
Plaintext
--- test information_schema.table_constraints ----
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USE INFORMATION_SCHEMA;
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Affected Rows: 0
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DESC TABLE TABLE_CONSTRAINTS;
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+--------------------+--------+-----+------+---------+---------------+
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| Column | Type | Key | Null | Default | Semantic Type |
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+--------------------+--------+-----+------+---------+---------------+
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| constraint_catalog | String | | NO | | FIELD |
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| constraint_schema | String | | NO | | FIELD |
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| constraint_name | String | | NO | | FIELD |
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| table_schema | String | | NO | | FIELD |
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| table_name | String | | NO | | FIELD |
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| constraint_type | String | | NO | | FIELD |
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| enforced | String | | NO | | FIELD |
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+--------------------+--------+-----+------+---------+---------------+
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SELECT * FROM TABLE_CONSTRAINTS ORDER BY TABLE_NAME, CONSTRAINT_NAME;
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+--------------------+-------------------+-----------------+--------------+------------+-----------------+----------+
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| constraint_catalog | constraint_schema | constraint_name | table_schema | table_name | constraint_type | enforced |
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+--------------------+-------------------+-----------------+--------------+------------+-----------------+----------+
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| def | public | PRIMARY | public | numbers | PRIMARY KEY | YES |
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+--------------------+-------------------+-----------------+--------------+------------+-----------------+----------+
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use public;
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Affected Rows: 0
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CREATE TABLE test(i double, j string, ts timestamp time index, primary key(j));
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Affected Rows: 0
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use INFORMATION_SCHEMA;
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Affected Rows: 0
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SELECT * FROM TABLE_CONSTRAINTS ORDER BY TABLE_NAME, CONSTRAINT_NAME;
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+--------------------+-------------------+-----------------+--------------+------------+-----------------+----------+
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| constraint_catalog | constraint_schema | constraint_name | table_schema | table_name | constraint_type | enforced |
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+--------------------+-------------------+-----------------+--------------+------------+-----------------+----------+
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| def | public | PRIMARY | public | numbers | PRIMARY KEY | YES |
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| def | public | PRIMARY | public | test | PRIMARY KEY | YES |
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| def | public | TIME INDEX | public | test | TIME INDEX | YES |
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+--------------------+-------------------+-----------------+--------------+------------+-----------------+----------+
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SELECT * FROM TABLE_CONSTRAINTS WHERE TABLE_NAME = 'test' ORDER BY TABLE_NAME, CONSTRAINT_NAME;
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+--------------------+-------------------+-----------------+--------------+------------+-----------------+----------+
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| constraint_catalog | constraint_schema | constraint_name | table_schema | table_name | constraint_type | enforced |
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+--------------------+-------------------+-----------------+--------------+------------+-----------------+----------+
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| def | public | PRIMARY | public | test | PRIMARY KEY | YES |
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| def | public | TIME INDEX | public | test | TIME INDEX | YES |
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+--------------------+-------------------+-----------------+--------------+------------+-----------------+----------+
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use public;
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Affected Rows: 0
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DROP TABLE test;
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Affected Rows: 0
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