sqlpp11 | A type safe SQL template library for C++ | SQL Database library
kandi X-RAY | sqlpp11 Summary
kandi X-RAY | sqlpp11 Summary
SQL and C are both strongly typed languages. Still, most C/C interfaces to SQL are based on constructing queries as strings and on interpreting arrays or maps of strings as results. sqlpp11 is a templated library representing an embedded domain specific language (EDSL) that allows you to. This results in several benefits, e.g. The library supports both static and dynamic queries. The former offers greater benefit in terms of type and consistency checking. The latter makes it easier to construct queries on the flight. sqlpp11 is vendor-neutral. Specific traits of databases (e.g. unsupported or non-standard features) are handled by connector libraries. Connector libraries can inform the developer of missing features at compile time. They also interpret expressions specifically where needed. For example, the connector could use the operator|| or the concat method for string concatenation without the developer being required to change the statement. The library is already used in production but it is certainly not complete yet. Feature requests, bug reports, contributions to code or documentation are most welcome.
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Community Discussions
Trending Discussions on sqlpp11
QUESTION
I am using Roland Bock's sqlpp11 library for mysql
queries and Howard Hinnant's date library for operation on date in my project.
And getting the following error in one of my update query.
...ANSWER
Answered 2017-Mar-24 at 18:41I needed to change the mysql datatype from DATE
to DATETIME
and after that system_clock::time_point
type variable assignment variables works like charm.
It will also work with mysql DATE
dataype with variable assignment type system_clock::day_point
.
P.S : I needed to modify the two given functin with return type of syste_clock::time_point
.
QUESTION
I am trying to encrypt and decrypt a plain text using aes algorithm present in crypto++
Here is my encryption method
...ANSWER
Answered 2017-Feb-08 at 06:48- Change the data type of array
key
and 'ivfrom
byteto
unsigned char` - Change the
text
type inmysql
database tableuser_sms
fromVARCHAR
toBLOB
.
CREATE TABLE `user_sms`(
// Changes below is the changes has been made.
`text` BLOB,
)ENGINE=InnoDB DEFAULT CHARSET=utf8;
Thanks jww for help.
Community Discussions, Code Snippets contain sources that include Stack Exchange Network
Vulnerabilities
No vulnerabilities reported
Install sqlpp11
[sqlpp11-connector-sqlite3](https://github.com/microsoft/vcpkg/tree/master/ports/sqlpp11-connector-sqlite3)
[sqlpp11-connector-mysql](https://github.com/microsoft/vcpkg/tree/master/ports/sqlpp11-connector-mysql)
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