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DB4AI.PREPARE_SNAPSHOT_INTERNAL

PREPARE_SNAPSHOT_INTERNAL is a built-in execution function of the DB4AI.PREPARE_SNAPSHOT function. The function involves information verification and cannot be directly invoked.

Table 1 DB4AI.PREPARE_SNAPSHOT_INTERNAL input parameters and return values

Parameter Type Description
s_id IN BIGINT Snapshot ID
p_id IN BIGINT Parent snapshot ID
m_id IN BIGINT Matrix ID
r_id IN BIGINT Root snapshot ID
i_schema IN NAME Snapshot schema
i_name IN NAME Snapshot name
i_commands IN TEXT[] DDL and DML commands for modifying snapshots
i_comment IN TEXT Snapshot description
i_owner IN NAME Snapshot owner
i_idx INOUT INT Command index
i_exec_cmds INOUT TEXT[] DDL and DML commands for execution
i_mapping IN NAME[] Maps user columns to backup columns. A rule is generated if the value is not NULL.
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