| UPDATE_ID | TEXT | Unique identifier for the Canton update/transaction. An update contains one or more events and represents an atomic change to the blockchain state. |
| MIGRATION_ID | TEXT | Canton migration identifier. Used to track different phases or migrations in the Canton network’s evolution. |
| RECORD_TIME | TEXT | Timestamp when the update was recorded in the system. |
| EFFECTIVE_AT | TEXT | Timestamp when the event or update became effective on the blockchain. This is the canonical time for ordering and analyzing blockchain events. |
| EVENT_ID | TEXT | Unique identifier for the event within the Canton blockchain. |
| EVENT_INDEX | TEXT | Ordering index of events within an update. Events within the same update are sequentially numbered starting from 0. |
| CHOICE | TEXT | The choice/action/method being executed on a contract. Examples include ‘DsoRules_RequestVote’, ‘AmuletRules_Transfer’, ‘LockedAmulet_Unlock’, etc. |
| ACTING_PARTIES | TEXT | Array of party identifiers who are executing this action/choice. |
| REQUESTER | TEXT | Party identifier for the party requesting a governance action or vote. |
| TARGET_EFFECTIVE_AT | TEXT | Target timestamp for when a governance action should become effective. |
| VOTE_TIMEOUT_MICROSECONDS | TEXT | Duration in microseconds for how long voting remains open. |
| ACTION | TEXT | High-level action tag for a governance proposal. |
| DSO_ACTION | TEXT | Specific DSO-related action being proposed. |
| DSO_ACTION_VALUE | TEXT | JSON value containing details of the DSO action. |
| AMULET_RULES_ACTION | TEXT | Specific amulet rules action being proposed. |
| AMULET_RULES_VALUE | TEXT | JSON value containing details of the amulet rules action. |
| REASON_BODY | TEXT | Text body explaining the reason for an action. |
| REASON_URL | TEXT | URL providing additional information or justification for an action. |
| VOTE_REQUEST_CID | TEXT | Contract ID for a vote request. |
| CONTRACT_ID | TEXT | Unique identifier for the contract being created or exercised in this event. |
| FACT_VOTE_REQUEST_ID | TEXT | Surrogate key generated from event_id |
| INSERTED_TIMESTAMP | TEXT | Timestamp when the record was inserted into this table (Snowflake SYSDATE). |
| MODIFIED_TIMESTAMP | TEXT | Timestamp when the record was last modified in this table (Snowflake SYSDATE). |