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53 lines
2.9 KiB
Transact-SQL
53 lines
2.9 KiB
Transact-SQL
-- ==============================
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-- Create Updatable Ledger Table Template
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-- Use the Specify Values for Template Parameters command (Ctrl-Shift-M) to fill in the parameter values below.
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--
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-- For more details on ledger tables please refer to MSDN documentation:
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-- https://docs.microsoft.com/azure/azure-sql/database/ledger-overview
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--
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-- To learn more how to use updatable ledger tables in your applications:
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-- https://docs.microsoft.com/azure/azure-sql/database/ledger-updatable-ledger-tables
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-- ==============================
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IF OBJECT_ID('<schema_name, sysname, dbo>.<table_name, sysname, sample_ledger_table>', 'U') IS NOT NULL
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DROP TABLE <schema_name, sysname, dbo>.<ledger_table_name, sysname, sample_ledger_table>
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GO
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--Create updatable ledger table.
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CREATE TABLE [<schema_name, sysname, dbo>].[<ledger_table_name, sysname, sample_ledger_table>]
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(
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--The table must contain at least one user-defined column.
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<column1_name, sysname, c1> <column1_datatype, , char(10)>,
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--Ledger tables require GENERATED ALWAYS columns, which can be explicitly defined or auto-generated during table creation
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<ledger_start_transaction_id_name, sysname, ledger_start_transaction_id> BIGINT GENERATED ALWAYS AS TRANSACTION_ID START,
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<ledger_end_transaction_id_name, sysname, ledger_end_transaction_id> BIGINT GENERATED ALWAYS AS TRANSACTION_ID END,
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<ledger_start_sequence_number_name, sysname, ledger_start_sequence_number> BIGINT GENERATED ALWAYS AS SEQUENCE_NUMBER START,
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<ledger_end_sequence_number_name, sysname, ledger_end_sequence_number> BIGINT GENERATED ALWAYS AS SEQUENCE_NUMBER END
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)
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WITH
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(
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--Set SYSTEM_VERSIONING to ON
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SYSTEM_VERSIONING = ON
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(
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--Option to specify the name of the ledger history table. If not supplied, the history table will be created with the
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--default name format: [<schema_name>].[MSSQL_LedgerHistoryFor_<ledger_table_objectid>]
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HISTORY_TABLE = [<history_table_schema_name, sysname, dbo>].[<history_table_name, sysname, sample_ledger_history>]
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),
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--Set LEDGER = ON. This is optional if this is a ledger database
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LEDGER = ON
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(
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--Option to specify the name of the ledger view. If not supplied, the view will be created with the
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--default name format: [<schema_name>].[<ledger_table_name>_Ledger]
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LEDGER_VIEW = [<view_schema_name, sysname, dbo>].[<view_name, sysname, sample_ledger_view>]
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(
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--Options to specify ledger view default column names
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TRANSACTION_ID_COLUMN_NAME = <transaction_id_column_name,, ledger_transaction_id>,
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SEQUENCE_NUMBER_COLUMN_NAME = <sequence_number_column_name,, ledger_sequence_number>,
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OPERATION_TYPE_COLUMN_NAME = <operation_type_id_column_name,, ledger_operation_type>,
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OPERATION_TYPE_DESC_COLUMN_NAME = <operation_type_desc_column_name,, ledger_operation_type_desc>
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)
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)
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)
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