机器学习算法库，实现数据智能探索；高性 能向量检索算法，支持视频/图像检索 以图搜图 AnalyticDB for PostgreSQL 产品架构 协调节点 OSS 分布式云存储服务 SQL Client/BI Tools 协调节点（Master Node） • 接收请求，制定分布式执行计划 计算组（Compute Groups） • 全并行分析计算 • 数据双副本存储 • 定期自动备份 OSS 联网金融服务平台。 AnalyticDB for PostgreSQL 集 群实例 BI 分析 RDS RDS RDS EMR 交易库 大数据平台 经营分析平台 批量同步 AnalyticDB for PostgreSQL 价值点 通过多种索引技术、复杂SQL自动优化 能力等，支持大数据量的灵活探索，支 撑 BI 经营分析。 1. 阿里云分析型数据库产品介绍 2. AnalyticDB

--with-systemd Build with support for systemd service notifications. This improves integration if the server bi- nary is started under systemd but has no impact otherwise; see Section 18.3 for more information. significant digits to the right of the decimal point. It can be ex- pressed in decimal (base 10) or bi- nary (base 2) terms, as specified in the column numeric_preci- sion_radix. For all other data types significant digits to the right of the decimal point. It can be ex- pressed in decimal (base 10) or bi- nary (base 2) terms, as specified in the column numeric_preci- sion_radix. For all other data types

--with-systemd Build with support for systemd service notifications. This improves integration if the server bi- nary is started under systemd but has no impact otherwise; see Section 18.3 for more information. significant digits to the right of the decimal point. It can be ex- pressed in decimal (base 10) or bi- nary (base 2) terms, as specified in the column numeric_preci- sion_radix. For all other data types significant digits to the right of the decimal point. It can be ex- pressed in decimal (base 10) or bi- nary (base 2) terms, as specified in the column numeric_preci- sion_radix. For all other data types

--with-systemd Build with support for systemd service notifications. This improves integration if the server bi- nary is started under systemd but has no impact otherwise; see Section 18.3 for more information. significant digits to the right of the decimal point. It can be ex- pressed in decimal (base 10) or bi- nary (base 2) terms, as specified in the column numeric_preci- sion_radix. For all other data types significant digits to the right of the decimal point. It can be ex- pressed in decimal (base 10) or bi- nary (base 2) terms, as specified in the column numeric_preci- sion_radix. For all other data types

interesting for them. The content parameter is the content of the message, given either in text or bi- nary form. The flush parameter (default set to false) controls if the message is immedi- ately flushed recovery, so replica or higher must be used to enable continuous archiving (archive_mode) and streaming bi- nary replication. In fact, the server will not even start in this mode if max_wal_senders is non- • How to change replication behavior based on the origin of a row; for example, to prevent loops in bi- directional replication setups Replication origins have just two properties, a name and an ID. The

recovery, so replica or higher must be used to enable continuous archiving (archive_mode) and streaming bi- nary replication. In fact, the server will not even start in this mode if max_wal_senders is non- • How to change replication behavior based on the origin of a row; for example, to prevent loops in bi- directional replication setups Replication origins have just two properties, a name and an OID. The castfunc field is used. i means that the input/output functions are used. b means that the types are bi- nary-coercible, thus no conversion is required. The cast functions listed in pg_cast must always

recovery, so replica or higher must be used to enable continuous archiving (archive_mode) and streaming bi- nary replication. In fact, the server will not even start in this mode if max_wal_senders is non- • How to change replication behavior based on the origin of a row; for example, to prevent loops in bi- directional replication setups Replication origins have just two properties, a name and an ID. The castfunc field is used. i means that the input/output functions are used. b means that the types are bi- nary-coercible, thus no conversion is required. The cast functions listed in pg_cast must always

• How to change replication behavior based on the origin of a row; for example, to prevent loops in bi-directional replication setups Replication origins have just two properties, a name and an OID. The castfunc field is used. i means that the input/output func- tions are used. b means that the types are bi- nary-coercible, thus no conversion is required. The cast functions listed in pg_cast must always data mapping X047 Basic table mapping: metadata mapping X048 Basic table mapping: base64 encoding of bi- nary strings X049 Basic table mapping: hex encoding of binary strings X050 Advanced table map- ping

• How to change replication behavior based on the origin of a row; for example, to prevent loops in bi-directional replication setups Replication origins have just two properties, a name and an OID. The castfunc field is used. i means that the input/output func- tions are used. b means that the types are bi- nary-coercible, thus no conversion is required. The cast functions listed in pg_cast must always data mapping X047 Basic table mapping: metadata mapping X048 Basic table mapping: base64 encoding of bi- nary strings X049 Basic table mapping: hex encoding of binary strings X050 Advanced table map- ping

• How to change replication behavior based on the origin of a row; for example, to prevent loops in bi-directional replication setups Replication origins have just two properties, a name and an OID. The castfunc field is used. i means that the input/output func- tions are used. b means that the types are bi- nary-coercible, thus no conversion is required. The cast functions listed in pg_cast must always data mapping X047 Basic table mapping: metadata mapping X048 Basic table mapping: base64 encoding of bi- nary strings X049 Basic table mapping: hex encoding of binary strings X050 Advanced table map- ping