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v3.0

Documentation:v3.0

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GS_ENCRYPTED_COLUMNS

GS_ENCRYPTED_COLUMNS records information about encrypted columns in the encrypted equality feature. Each record corresponds to an encrypted column.

Table 1 GS_ENCRYPTED_COLUMNS columns

Name Type Description
oid oid Row identifier (hidden column)
rel_id oid Table OID
column_name name Name of an encrypted column.
column_key_id oid A foreign key, which is the CEK OID
encryption_type int1 Encryption type. The value can be 2 (DETERMINISTIC) or 1 (RANDOMIZED).
data_type_original_oid oid ID of the original data type of the encrypted column. For details about the value, see oid in the PG_TYPE system catalog.
data_type_original_mod int4 Original data type modifier of the encrypted column. For details about the value, see atttypmod in the PG_ATTRIBUTE system catalog. The value of data_type_original_mod is generally -1 when data types are not specific.
create_date timestamp Time when an encrypted column is created
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