Different data typesPosted by: Sidney Kwakkel Date: August 17, 2010 11:58AM I am in the process of creating a database that holds my company's measurement data. There are three entities that I wish to relate Project Location Measurement Every Project has many Locations, and every ...
attribute promotion and demotion.Row-based replication supports attribute promotion and demotion between smaller data types and larger types. It is also possible to specify whether or not to permit lossy (truncated) or non-lossy conversions of demoted column values, as explained later in this sec...
The database-specific types are mainly available for importing databases for each dialect module. It is primarily referenced for the schema highlighted on the databases like Mysql, SQLite, PostgreSQL, etc. Generally, the integer and varchar datatypes are the primary ultimate for the sqlalchemy types...
If you created a separate schema backup file using mysqldump, import this file using the mysql client, similar to what is shown here: $> mysql < myschema.sql When importing the schema file, you may need to specify the --user and --password options (and possibly others) in addition to...
A system and method for transferring data between different types of systems, and in particular uses log-based replication to transfer data between, e.g. a MySQL database or system, and another type of database or system. In accordance with an embodiment, the system can be used to perform...
Bug #21159 Optimizer: wrong result after AND with different data types Submitted: 19 Jul 2006 20:25Modified: 13 Sep 2006 2:22 Reporter: Peter Gulutzan Email Updates: Status: Closed Impact on me: None Category: MySQL Server: OptimizerSeverity: S3 (Non-critical) Version: 5.1.12-beta-...
In MySQL, you can nest a subquery inside the WHERE clause of an outer SQL SELECT statement.. The subquery can be added to further filter the result set using comparison operators like <,>, =, IN or BETWEEN, etc. The database management system executes the Subquery first and then uses it...
(OOM) error if the slave's table structure was not compatible with the master's table structure. Such an incompatible situation could occur if the table on the slave had been manually changed, or when replicating between different MySQL versions that have different data types. This OOM error ...
In Navicat Premium, you can choose server type for the model. For example, when you create a model for Oracle schema, you can change it to a model for MySQL database. Navicat will convert fields to relevant field types, according to server type. ...
This query takes 0,4 seconds. How can this be? In the last query, when I change the INNER query from GROUP BY customers.customerCountryCode to GROUP BY customers.customerID it also takes around 30 seconds. Anyone knows why? The customerCountryCode data type is varchar(2), the customerID...