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https://dev.mysql.com/doc/refman/8.0/en/faqs-mysql-cluster.html
The minimum connectivity requirements for NDB Cluster include a typical 100-megabit Ethernet network or the equivalent. The purpose of the two data nodes is to provide redundancy; the management node must run on a separate machine to guarantee ...
https://dev.mysql.com/doc/refman/8.0/en/installing-source-distribution.html
For example, the following commands configure MySQL for 32-bit or 64-bit builds, respectively: $> cmake .. To install MySQL from a standard source distribution: Verify that your system satisfies the tool requirements listed at Section 2.8.2, ...
https://dev.mysql.com/doc/refman/8.0/en/json-attribute-functions.html
The functions in this section return attributes of JSON values. An error occurs if the argument is not a valid JSON document. An empty array, empty object, or scalar value has depth 1. A nonempty array containing only elements of depth 1 or ...
https://dev.mysql.com/doc/refman/8.0/en/json.html
BLOB BIT OPAQUE DATETIME TIME DATE BOOLEAN ARRAY OBJECT STRING INTEGER, DOUBLE NULL For JSON values of the same precedence, the comparison rules are type specific: BLOB The first N bytes of the two values are compared, where N is the number of bytes ...The JSON data type provides these advantages over storing JSON-format strings in a string column: Automatic validation of JSON documents stored in JSON ...
https://dev.mysql.com/doc/refman/8.0/en/linux-installation-debian.html
Oracle provides Debian packages for installing MySQL on Debian or Debian-like Linux systems. The packages are available through two different channels: The MySQL APT Repository. This is the preferred method for installing MySQL on Debian-like ...
https://dev.mysql.com/doc/refman/8.0/en/linux-installation-yum-repo.html
For example, to install the server: $> yum-config-manager --enable ol7_software_collections $> yum install mysql-community-server Note ARM 64-bit (aarch64) is supported on Oracle Linux 7 as of MySQL 8.0.12. Before You Start As a popular, open-source ...
https://dev.mysql.com/doc/refman/8.0/en/memory-storage-engine.html
sizeof(char*) is 4 on 32-bit machines and 8 on 64-bit machines. The MEMORY storage engine (formerly known as HEAP) creates special-purpose tables with contents that are stored in memory. Because the data is vulnerable to crashes, hardware issues, ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-limitations-database-objects.html
The maximum combined width for all BIT columns used in a given NDB table is 4096. Some database objects such as tables and indexes have different limitations when using the NDBCLUSTER storage engine: Number of database objects. The maximum number ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-limitations-syntax.html
Also see Section 25.2.7.6, “Unsupported or Missing Features in NDB Cluster”, for additional information.) BIT columns. A BIT column cannot be a primary key, unique key, or index, nor can it be part of a composite primary key, unique key, or ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-option-tables.html
server_id_bits: Number of least significant bits in server_id actually used for identifying server, permitting NDB API applications to store application data in most significant bits. The following list includes command-line options, system ...