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        • System Catalogs - GaussDB

          System Catalogs - GaussDB

          System Catalogs Partitioned Table Workload Management OLTP Table Compression Encrypted Equality Query Communications Ledger Database SPM AI Auditing User and Permission Management Connection and Authentication Dynamic Data Masking DATABASE LINK Materialized Views Logical Decoding

          Help > GaussDB > Developer Guide(Distributed_V2.0-8.x) > System Catalogs and System Views
        • System Catalogs - GaussDB

          System Catalogs - GaussDB

          System Catalogs Partitioned Table Workload Management OLTP Table Compression Encrypted Equality Query Communications Ledger Database SPM AI Auditing User and Permission Management Connection and Authentication Dynamic Data Masking DATABASE LINK Materialized Views Logical Decoding

          Help > GaussDB > Developer Guide(Centralized_V2.0-8.x) > System Catalogs and System Views
        • PG - GaussDB

          PG - GaussDB

          Even the system administrator cannot do this unless this column is true. userepl boolean - Indicates that the user can initiate streaming replication and put the system in and out of backup mode. passwd text - Indicates the password (possibly encrypted); null if none.

          Help > GaussDB > Developer Guide(Centralized_V2.0-2.x)
        • PG_SHADOW - GaussDB

          PG_SHADOW - GaussDB

          Even the system administrator cannot do this unless this column is true. t (true): yes f (false): no userepl boolean - Whether the user can initiate streaming replication and put the system in and out of backup mode t (true): yes f (false): no passwd text - Password (possibly encrypted

          Help > GaussDB > Developer Guide(Distributed_V2.0-2.x)
        • Developer Guide(Centralized_V2.0-2.x) - GaussDB

          Developer Guide(Centralized_V2.0-2.x) - GaussDB

          If parameter password_encryption_type is set to 2, passwords are encrypted using SHA-256. This is the default configuration. If parameter password_encryption_type is set to 3, passwords are encrypted using SM3. Connect to a database. For details, see Connecting to a Database.

          Help > GaussDB > Developer Guide(Centralized_V2.0-2.x)
        • CREATE SERVER - GaussDB

          CREATE SERVER - GaussDB

          Value range: on indicates that data is encrypted and HTTPS is used for communication. off indicates that data is not encrypted and HTTP is used for communication. access_key Specifies the access key (AK) (obtained by users from the OBS console) used for the OBS access protocol.

          Help > GaussDB > Developer Guide(Centralized_V2.0-3.x) > SQL Reference > SQL Syntax
        • Binary Types - GaussDB

          Binary Types - GaussDB

          If the encryption type of an encrypted column is specified as random encryption, the column type is BYTEAWITHOUTORDERCOL). The original data type is displayed when an encrypted table is printed by running the meta command. 4 bytes plus the actual binary string.

          Help > GaussDB > Developer Guide(Distributed_V2.0-8.x) > SQL Reference > Data Types
        • ALTER SERVER - GaussDB

          ALTER SERVER - GaussDB

          When you create a foreign table, the AK value is encrypted and saved to the metadata table of the database.

          Help > GaussDB > Developer Guide(Distributed_V2.0-2.x)
        • CREATE SYNONYM - GaussDB

          CREATE SYNONYM - GaussDB

          Synonyms cannot be created for encrypted tables that contain encrypted columns and views, functions, and stored procedures based on encrypted tables.

          Help > GaussDB > Developer Guide(Centralized_V2.0-2.x)
        • Binary Types - GaussDB

          Binary Types - GaussDB

          If the encryption type of an encrypted column is specified as deterministic encryption, the column type is BYTEAWITHOUTORDERWITHEQUALCOL). The original data type is displayed when an encrypted table is printed by running the meta command. 4 bytes plus the actual binary string.

          Help > GaussDB > Developer Guide(Distributed_V2.0-3.x) > SQL Reference > Data Type
        • Obtaining the JAR Package of the Driver and Configuring the JDK Environment - GaussDB

          Obtaining the JAR Package of the Driver and Configuring the JDK Environment - GaussDB

          This driver package contains the dependent libraries related to encryption and decryption that need to be loaded to the encrypted database. You are advised to use this driver package in encrypted scenarios.

          Help > GaussDB > Developer Guide(Distributed_V2.0-8.x) > Application Development Guide > Development Based on JDBC > Development Process
        • Obtaining the JAR Package of the Driver and Configuring the JDK Environment - GaussDB

          Obtaining the JAR Package of the Driver and Configuring the JDK Environment - GaussDB

          This driver package contains the dependent libraries related to encryption and decryption that need to be loaded to the encrypted database. You are advised to use this driver package in encrypted scenarios.

          Help > GaussDB > Developer Guide(Centralized_V2.0-8.x) > Application Development Guide > Development Based on JDBC > Development Procedure
        • Binary Types - GaussDB

          Binary Types - GaussDB

          If the encryption type of an encrypted column is specified as random encryption, the column type is BYTEAWITHOUTORDERCOL). The original data type is displayed when an encrypted table is printed by running the meta command. 4 bytes plus the actual binary string.

          Help > GaussDB > Developer Guide(Centralized_V2.0-8.x) > SQL Reference > Data Types
        • DROP COLUMN ENCRYPTION KEY - GaussDB

          DROP COLUMN ENCRYPTION KEY - GaussDB

          Actually, encrypted columns that depend on CEKs cannot be deleted. Helpful Links ALTER COLUMN ENCRYPTION KEY and CREATE COLUMN ENCRYPTION KEY Parent topic: D

          Help > GaussDB > Developer Guide(Distributed_V2.0-8.x) > SQL Reference > SQL Syntax > D
        • DROP COLUMN ENCRYPTION KEY - GaussDB

          DROP COLUMN ENCRYPTION KEY - GaussDB

          Actually, encrypted columns that depend on CEKs cannot be deleted. Helpful Links ALTER COLUMN ENCRYPTION KEY and CREATE COLUMN ENCRYPTION KEY Parent topic: D

          Help > GaussDB > Developer Guide(Centralized_V2.0-8.x) > SQL Reference > SQL Syntax > D
        • CREATE ROLE - GaussDB

          CREATE ROLE - GaussDB

          If the password string has already been encrypted in the SHA256 format, it is stored encrypted as it was, regardless of whether ENCRYPTED or UNENCRYPTED is specified (since the system cannot decrypt the specified encrypted password string).

          Help > GaussDB > Developer Guide(Distributed_V2.0-8.x) > SQL Reference > SQL Syntax > C
        • CREATE ROLE - GaussDB

          CREATE ROLE - GaussDB

          If the password string has already been encrypted in the SHA256 format, it is stored encrypted as it was, regardless of whether ENCRYPTED or UNENCRYPTED is specified (since the system cannot decrypt the specified encrypted password string).

          Help > GaussDB > Developer Guide(Centralized_V2.0-8.x) > SQL Reference > SQL Syntax > C
        • ALTER SERVER - GaussDB

          ALTER SERVER - GaussDB

          When you create a foreign table, the AK value is encrypted and saved to the metadata table of the database.

          Help > GaussDB > Developer Guide(Distributed_V2.0-2.x) > SQL Reference > SQL Syntax
        • Connecting to a Database - GaussDB

          Connecting to a Database - GaussDB

          You can run the SHOW command to check whether the parameters are set successfully. enable_ce Encrypted database function. enable_ce=1 indicates that the Go driver supports the basic capability of encrypted equality query. enable_ce=3 indicates that the Go driver supports the fully-encrypted

          Help > GaussDB > Developer Guide(Centralized_V2.0-8.x) > Application Development Guide > Development Based on the Go Driver
        • CREATE SYNONYM - GaussDB

          CREATE SYNONYM - GaussDB

          Synonyms cannot be created for encrypted tables that contain encrypted columns and views, functions, and stored procedures based on encrypted tables.

          Help > GaussDB > Developer Guide(Distributed_V2.0-2.x)
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