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https://dev.mysql.com/bit-functions.html
(The BIT_AND(), BIT_OR(), and BIT_XOR() aggregate functions are described in Section 12.20.1, “Aggregate (GROUP BY) Function Descriptions”.) Prior to MySQL 8.0, bit functions and operators required BIGINT (64-bit integer) arguments and returned ...Non-BIGINT arguments were converted to BIGINT prior to performing the operation and truncation could ...
https://dev.mysql.com/bit-type.html
The BIT data type is used to store bit values. If you assign a value to a BIT(M) column that is less than M bits long, the value is padded on the left with zeros. For example, assigning a value of b'101' to a BIT(6) column is, in effect, the same ...
https://dev.mysql.com/bit-value-literals.html
In numeric contexts, MySQL treats a bit literal like an integer. To ensure numeric treatment of a bit literal, use it in numeric context. For example, a bit literal assigned to a user-defined variable is a binary string by default. To convert a bit ...A leading 0b is case sensitive and cannot be written as ...
https://dev.mysql.com/server-system-variables.html
block_encryption_mode takes a value in aes-keylen-mode format, where keylen is the key length in bits and mode is the encryption mode. For example, this statement causes the AES encryption functions to use a key length of 256 bits and the CBC mode: ... The MySQL server maintains many system variables that configure its ...
https://dev.mysql.com/adding-collation-simple-8bit.html
This section describes how to add a simple collation for an 8-bit character set by writing the <collation> elements associated with a <charset> character set description in the MySQL Index.xml file. The example adds a collation named latin1_test_ci ...
https://dev.mysql.com/group-by-functions.html
Prior to MySQL 8.0, bit functions and operators required BIGINT (64-bit integer) arguments and returned BIGINT values, so they had a maximum range of 64 bits. In MySQL 8.0, bit functions and operators permit binary string type arguments (BINARY, ...
https://dev.mysql.com/innodb-parameters.html
The default value on 32-bit Windows systems depends on the value of innodb_buffer_pool_size, as described below: If innodb_buffer_pool_size is greater than 1.3GB, the default for innodb_buffer_pool_instances is innodb_buffer_pool_size/128MB, with ...
https://dev.mysql.com/string-functions.html
mysql> SELECT BIN(12); -> '1100' BIT_LENGTH(str) Returns the length of the string str in bits. mysql> SELECT ELT(1, 'Aa', 'Bb', 'Cc', 'Dd'); -> 'Aa' mysql> SELECT ELT(4, 'Aa', 'Bb', 'Cc', 'Dd'); -> 'Dd' ...For functions that operate on string ...
https://dev.mysql.com/mysql-cluster-options-variables.html
--ndb-recv-thread-cpu-mask=bitmask Table 22.233 Type and value information for ndb-recv-thread-cpu-mask Property Value Name ndb-recv-thread-cpu-mask Command Line Yes System Variable No Status Variable No Option File Yes Scope Dynamic No Type ...
https://dev.mysql.com/replication-options-slave.html
--master-retry-count=count Property Value Command-Line Format --master-retry-count=# Deprecated Yes Type Integer Default Value 86400 Minimum Value 0 Maximum Value (64-bit platforms) 18446744073709551615 Maximum Value (32-bit platforms) 4294967295 ...
Document created the 26/06/2006, last modified the 26/10/2018
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