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https://dev.mysql.com/doc/refman/8.4/en/char.html
The CHAR and VARCHAR types are similar, but differ in the way they are stored and retrieved. The CHAR and VARCHAR types are declared with a length that indicates the maximum number of characters you want to store. The length of a CHAR column is ...
https://dev.mysql.com/doc/ndbapi/en/ndb-examples-recattr-vs-ndbrecord.html
This example illustrates the key differences between the old-style NdbRecAttr API and the newer approach using NdbRecord when performing some common tasks in an NDB API application. The source code can be found can be found in the file ...
https://dev.mysql.com/doc/ndbapi/en/ndbapi-examples-array-simple.html
This program inserts CHAR, VARCHAR, and BINARY column data into a table by constructing aRef objects using local functions. strncpy (data.attr3 + 1, meter.c_str(), i); // Set the length byte data.attr3[0] = (char)i; // Fill VARCHAR(500) with 20*i ...It then reads the columns back and extracts the data from them using local ...
https://dev.mysql.com/doc/ndbapi/en/ndb-ndboperation.html
This method and branch_col_notlike() each support the wildcards used by the MySQL LIKE operator: % for any string of 0 or more characters, and _ for any single character. The column's type must be one of CHAR, VARCHAR, BINARY, or VARBINARY. This ...
https://dev.mysql.com/doc/refman/8.4/en/string-functions.html
ASCII(str) Returns the numeric value of the leftmost character of the string str. [USING charset_name]) CHAR() interprets each argument N as an integer and returns a string consisting of the characters given by the code values of those integers. For ...
https://dev.mysql.com/doc/ndbapi/en/ndbapi-examples-common-files.html
(Bug #70550, Bug #17592990) The names of these files are listed here: array_adapter.hpp: Contains utility classes for converting between C++ style strings or byte arrays and the format used by NDB internally for VARCHAR, CHAR, and VARBINARY types.
https://dev.mysql.com/doc/refman/8.4/en/column-count-limit.html
Storage requirements for some data types depend on factors such as storage engine, storage format, and character set. mysql> CREATE TABLE t (a VARCHAR(10000), b VARCHAR(10000), c VARCHAR(10000), d VARCHAR(10000), e VARCHAR(10000), f VARCHAR(10000), ... This section describes limits on the number of columns in tables and the size of individual ...
https://dev.mysql.com/doc/internals/en/mysys-functions.html
Functions in mysys: (For flags see my_sys.h) int my_copy _A((const char *from, const char *to, myf MyFlags)); Copy file from from to to. int my_rename _A((const char *from, const char *to, myf MyFlags)); Rename file from from to to. int my_redel ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-tpch-quickstart.html
It is assumed that sample data fields are terminated by the pipe "|" character. The tpch Analytics Quickstart shows how to import data into the DB System using the MySQL Shell Parallel Table Import Utility, manually loading data into MySQL HeatWave ...
https://dev.mysql.com/doc/ndbapi/en/ndb-examples-simple-dual.html
This example demonstrates synchronous transactions and connecting to multiple clusters in a single NDB API application. The source code for this program may be found in the NDB Cluster source tree, in the file ...