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feat: add some tables for information_schema (GreptimeTeam#3060)
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* feat: add information_schema.optimizer_trace

* feat: add information_schema.parameters

* feat: add information_schema.profiling

* feat: add information_schema.referential_constraints

* feat: add information_schema.routines

* feat: add information_schema.schema_privileges

* feat: add information_schema.table_privileges

* feat: add information_schema.triggers

* fix: update sql test result

* feat: add information_schema.global_status

* feat: add information_schema.session_status

* fix: update sql test result

* fix: add TODO for some tables

* Update src/catalog/src/information_schema/memory_table/tables.rs

Co-authored-by: Yingwen <[email protected]>

---------

Co-authored-by: dennis zhuang <[email protected]>
Co-authored-by: Yingwen <[email protected]>
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@dimbtp @killme2008 @evenyag
3 people authored Jan 2, 2024
1 parent f735f73 commit c4d7b0d
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Showing 6 changed files with 510 additions and 139 deletions.
20 changes: 20 additions & 0 deletions src/catalog/src/information_schema.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -61,6 +61,16 @@ lazy_static! {
CHECK_CONSTRAINTS,
EVENTS,
FILES,
OPTIMIZER_TRACE,
PARAMETERS,
PROFILING,
REFERENTIAL_CONSTRAINTS,
ROUTINES,
SCHEMA_PRIVILEGES,
TABLE_PRIVILEGES,
TRIGGERS,
GLOBAL_STATUS,
SESSION_STATUS,
];
}

Expand Down Expand Up @@ -179,6 +189,16 @@ impl InformationSchemaProvider {
CHECK_CONSTRAINTS => setup_memory_table!(CHECK_CONSTRAINTS),
EVENTS => setup_memory_table!(EVENTS),
FILES => setup_memory_table!(FILES),
OPTIMIZER_TRACE => setup_memory_table!(OPTIMIZER_TRACE),
PARAMETERS => setup_memory_table!(PARAMETERS),
PROFILING => setup_memory_table!(PROFILING),
REFERENTIAL_CONSTRAINTS => setup_memory_table!(REFERENTIAL_CONSTRAINTS),
ROUTINES => setup_memory_table!(ROUTINES),
SCHEMA_PRIVILEGES => setup_memory_table!(SCHEMA_PRIVILEGES),
TABLE_PRIVILEGES => setup_memory_table!(TABLE_PRIVILEGES),
TRIGGERS => setup_memory_table!(TRIGGERS),
GLOBAL_STATUS => setup_memory_table!(GLOBAL_STATUS),
SESSION_STATUS => setup_memory_table!(SESSION_STATUS),
KEY_COLUMN_USAGE => Some(Arc::new(InformationSchemaKeyColumnUsage::new(
self.catalog_name.clone(),
self.catalog_manager.clone(),
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184 changes: 184 additions & 0 deletions src/catalog/src/information_schema/memory_table/tables.rs
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Expand Up @@ -227,6 +227,190 @@ pub fn get_schema_columns(table_name: &str) -> (SchemaRef, Vec<VectorRef>) {
vec![],
),

OPTIMIZER_TRACE => (
vec![
string_column("QUERY"),
string_column("TRACE"),
bigint_column("MISSING_BYTES_BEYOND_MAX_MEM_SIZE"),
bigint_column("INSUFFICIENT_PRIVILEGES"),
],
vec![],
),

// MySQL(https://dev.mysql.com/doc/refman/8.2/en/information-schema-parameters-table.html)
// has the spec that is different from
// PostgreSQL(https://www.postgresql.org/docs/current/infoschema-parameters.html).
// Follow `MySQL` spec here.
PARAMETERS => (
vec![
string_column("SPECIFIC_CATALOG"),
string_column("SPECIFIC_SCHEMA"),
string_column("SPECIFIC_NAME"),
bigint_column("ORDINAL_POSITION"),
string_column("PARAMETER_MODE"),
string_column("PARAMETER_NAME"),
string_column("DATA_TYPE"),
bigint_column("CHARACTER_MAXIMUM_LENGTH"),
bigint_column("CHARACTER_OCTET_LENGTH"),
bigint_column("NUMERIC_PRECISION"),
bigint_column("NUMERIC_SCALE"),
bigint_column("DATETIME_PRECISION"),
string_column("CHARACTER_SET_NAME"),
string_column("COLLATION_NAME"),
string_column("DTD_IDENTIFIER"),
string_column("ROUTINE_TYPE"),
],
vec![],
),

PROFILING => (
vec![
bigint_column("QUERY_ID"),
bigint_column("SEQ"),
string_column("STATE"),
bigint_column("DURATION"),
bigint_column("CPU_USER"),
bigint_column("CPU_SYSTEM"),
bigint_column("CONTEXT_VOLUNTARY"),
bigint_column("CONTEXT_INVOLUNTARY"),
bigint_column("BLOCK_OPS_IN"),
bigint_column("BLOCK_OPS_OUT"),
bigint_column("MESSAGES_SENT"),
bigint_column("MESSAGES_RECEIVED"),
bigint_column("PAGE_FAULTS_MAJOR"),
bigint_column("PAGE_FAULTS_MINOR"),
bigint_column("SWAPS"),
string_column("SOURCE_FUNCTION"),
string_column("SOURCE_FILE"),
bigint_column("SOURCE_LINE"),
],
vec![],
),

// TODO: _Must_ reimplement this table when foreign key constraint is supported.
REFERENTIAL_CONSTRAINTS => (
vec![
string_column("CONSTRAINT_CATALOG"),
string_column("CONSTRAINT_SCHEMA"),
string_column("CONSTRAINT_NAME"),
string_column("UNIQUE_CONSTRAINT_CATALOG"),
string_column("UNIQUE_CONSTRAINT_SCHEMA"),
string_column("UNIQUE_CONSTRAINT_NAME"),
string_column("MATCH_OPTION"),
string_column("UPDATE_RULE"),
string_column("DELETE_RULE"),
string_column("TABLE_NAME"),
string_column("REFERENCED_TABLE_NAME"),
],
vec![],
),

ROUTINES => (
vec![
string_column("SPECIFIC_NAME"),
string_column("ROUTINE_CATALOG"),
string_column("ROUTINE_SCHEMA"),
string_column("ROUTINE_NAME"),
string_column("ROUTINE_TYPE"),
string_column("DATA_TYPE"),
bigint_column("CHARACTER_MAXIMUM_LENGTH"),
bigint_column("CHARACTER_OCTET_LENGTH"),
bigint_column("NUMERIC_PRECISION"),
bigint_column("NUMERIC_SCALE"),
bigint_column("DATETIME_PRECISION"),
string_column("CHARACTER_SET_NAME"),
string_column("COLLATION_NAME"),
string_column("DTD_IDENTIFIER"),
string_column("ROUTINE_BODY"),
string_column("ROUTINE_DEFINITION"),
string_column("EXTERNAL_NAME"),
string_column("EXTERNAL_LANGUAGE"),
string_column("PARAMETER_STYLE"),
string_column("IS_DETERMINISTIC"),
string_column("SQL_DATA_ACCESS"),
string_column("SQL_PATH"),
string_column("SECURITY_TYPE"),
datetime_column("CREATED"),
datetime_column("LAST_ALTERED"),
string_column("SQL_MODE"),
string_column("ROUTINE_COMMENT"),
string_column("DEFINER"),
string_column("CHARACTER_SET_CLIENT"),
string_column("COLLATION_CONNECTION"),
string_column("DATABASE_COLLATION"),
],
vec![],
),

SCHEMA_PRIVILEGES => (
vec![
string_column("GRANTEE"),
string_column("TABLE_CATALOG"),
string_column("TABLE_SCHEMA"),
string_column("PRIVILEGE_TYPE"),
string_column("IS_GRANTABLE"),
],
vec![],
),

TABLE_PRIVILEGES => (
vec![
string_column("GRANTEE"),
string_column("TABLE_CATALOG"),
string_column("TABLE_SCHEMA"),
string_column("TABLE_NAME"),
string_column("PRIVILEGE_TYPE"),
string_column("IS_GRANTABLE"),
],
vec![],
),

TRIGGERS => (
vec![
string_column("TRIGGER_CATALOG"),
string_column("TRIGGER_SCHEMA"),
string_column("TRIGGER_NAME"),
string_column("EVENT_MANIPULATION"),
string_column("EVENT_OBJECT_CATALOG"),
string_column("EVENT_OBJECT_SCHEMA"),
string_column("EVENT_OBJECT_TABLE"),
bigint_column("ACTION_ORDER"),
string_column("ACTION_CONDITION"),
string_column("ACTION_STATEMENT"),
string_column("ACTION_ORIENTATION"),
string_column("ACTION_TIMING"),
string_column("ACTION_REFERENCE_OLD_TABLE"),
string_column("ACTION_REFERENCE_NEW_TABLE"),
string_column("ACTION_REFERENCE_OLD_ROW"),
string_column("ACTION_REFERENCE_NEW_ROW"),
datetime_column("CREATED"),
string_column("SQL_MODE"),
string_column("DEFINER"),
string_column("CHARACTER_SET_CLIENT"),
string_column("COLLATION_CONNECTION"),
string_column("DATABASE_COLLATION"),
],
vec![],
),

// TODO: Considering store internal metrics in `global_status` and
// `session_status` tables.
GLOBAL_STATUS => (
vec![
string_column("VARIABLE_NAME"),
string_column("VARIABLE_VALUE"),
],
vec![],
),

SESSION_STATUS => (
vec![
string_column("VARIABLE_NAME"),
string_column("VARIABLE_VALUE"),
],
vec![],
),

_ => unreachable!("Unknown table in information_schema: {}", table_name),
};

Expand Down
12 changes: 11 additions & 1 deletion src/catalog/src/information_schema/table_names.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,16 @@ pub const COLLATIONS: &str = "collations";
pub const COLLATION_CHARACTER_SET_APPLICABILITY: &str = "collation_character_set_applicability";
pub const CHECK_CONSTRAINTS: &str = "check_constraints";
pub const EVENTS: &str = "events";
pub const KEY_COLUMN_USAGE: &str = "key_column_usage";
pub const FILES: &str = "files";
pub const SCHEMATA: &str = "schemata";
pub const KEY_COLUMN_USAGE: &str = "key_column_usage";
pub const OPTIMIZER_TRACE: &str = "optimizer_trace";
pub const PARAMETERS: &str = "parameters";
pub const PROFILING: &str = "profiling";
pub const REFERENTIAL_CONSTRAINTS: &str = "referential_constraints";
pub const ROUTINES: &str = "routines";
pub const SCHEMA_PRIVILEGES: &str = "schema_privileges";
pub const TABLE_PRIVILEGES: &str = "table_privileges";
pub const TRIGGERS: &str = "triggers";
pub const GLOBAL_STATUS: &str = "global_status";
pub const SESSION_STATUS: &str = "session_status";
20 changes: 20 additions & 0 deletions src/common/catalog/src/consts.rs
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Expand Up @@ -60,6 +60,26 @@ pub const INFORMATION_SCHEMA_FILES_TABLE_ID: u32 = 14;
pub const INFORMATION_SCHEMA_SCHEMATA_TABLE_ID: u32 = 15;
/// id for information_schema.KEY_COLUMN_USAGE
pub const INFORMATION_SCHEMA_KEY_COLUMN_USAGE_TABLE_ID: u32 = 16;
/// id for information_schema.OPTIMIZER_TRACE
pub const INFORMATION_SCHEMA_OPTIMIZER_TRACE_TABLE_ID: u32 = 17;
/// id for information_schema.PARAMETERS
pub const INFORMATION_SCHEMA_PARAMETERS_TABLE_ID: u32 = 18;
/// id for information_schema.PROFILING
pub const INFORMATION_SCHEMA_PROFILING_TABLE_ID: u32 = 19;
/// id for information_schema.REFERENTIAL_CONSTRAINTS
pub const INFORMATION_SCHEMA_REFERENTIAL_CONSTRAINTS_TABLE_ID: u32 = 20;
/// id for information_schema.ROUTINES
pub const INFORMATION_SCHEMA_ROUTINES_TABLE_ID: u32 = 21;
/// id for information_schema.SCHEMA_PRIVILEGES
pub const INFORMATION_SCHEMA_SCHEMA_PRIVILEGES_TABLE_ID: u32 = 22;
/// id for information_schema.TABLE_PRIVILEGES
pub const INFORMATION_SCHEMA_TABLE_PRIVILEGES_TABLE_ID: u32 = 23;
/// id for information_schema.TRIGGERS
pub const INFORMATION_SCHEMA_TRIGGERS_TABLE_ID: u32 = 24;
/// id for information_schema.GLOBAL_STATUS
pub const INFORMATION_SCHEMA_GLOBAL_STATUS_TABLE_ID: u32 = 25;
/// id for information_schema.SESSION_STATUS
pub const INFORMATION_SCHEMA_SESSION_STATUS_TABLE_ID: u32 = 26;
/// ----- End of information_schema tables -----
pub const MITO_ENGINE: &str = "mito";
Expand Down
10 changes: 10 additions & 0 deletions tests/cases/standalone/common/show/show_databases_tables.result
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Expand Up @@ -31,8 +31,18 @@ show tables;
| engines |
| events |
| files |
| global_status |
| key_column_usage |
| optimizer_trace |
| parameters |
| profiling |
| referential_constraints |
| routines |
| schema_privileges |
| schemata |
| session_status |
| table_privileges |
| tables |
| triggers |
+---------------------------------------+

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