varbinary Remove trailing zeros. If an empty string (' ') is loaded into a column with a varchar or text data type, the default operation is to load a zero-length string. Inserting a null value into a text or image column does not create a valid text pointer, nor does it preallocate...
Remove trailing zeros. If an empty string (' ') is loaded into a column with a varchar or text data type, the default operation is to load a zero-length string. Inserting a null value into a text or image column does not create a valid text pointer, nor does it preallocate an 8-...
SQL Server Transact-SQL Index .NET Framework error occurred during execution of user-defined routine or aggregate "geography" 'IF EXISTS(SELECT COUNT(1))' VS 'IF EXISTS(SELECT 1) ' 'Incorrect syntax near' error while executing dynamic sql 'INSERT EXEC' within a function did not work 'Sort...
Remove leading and trailing spaces. SELECT LTRIM ('abc d ') 'abc d ' STR Convert a numeric value to a string. SELECT STR(3.1415927,5,3) 3.142 Numeric expressions as input. REVERSE Return a string in reverse order. SELECT REVERSE('abcd') ...
Checksumsare calculated immediately before the data page or log block is written to disk.SQL Server tries to perform writes in groups and in a background mannerwhenever possible to avoid directly affecting user queries. The caching of datapages and grouping of log records helps remove much, if...
Microsoft SQL Server inputs MONEY data types as a numeric data type with a preceding dollar sign ($) as in the following example, select * from table_x where y > $5.00 You must remove the "$" sign from queries. Oracle is more general and works in international environments where the ...
The MySQL server can operate in different SQL modes, and can apply these modes differently for different clients, depending on the value of the sql_mode system variable. DBAs can set the global SQL mode to match site server operating requirements, and each application can set its session SQL ...
Assume that you use the CONTEXT_INFO system function in SQL Server 2014 or 2016. When you assign a hexadecimal value that ends with trailing zeros to context_info, every combination of two trailing zeros ('00') is...
Assume that you use the CONTEXT_INFO system function in SQL Server 2014 or 2016. When you assign a hexadecimal value that ends with trailing zeros to context_info, every combination of two trailing zeros ('00') is...
Section A.3, “MySQL 5.7 FAQ: Server SQL Mode”. Setting the SQL Mode The default SQL mode in MySQL 5.7 includes these modes:ONLY_FULL_GROUP_BY,STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER, andNO_ENGINE_SUBSTITUTION. ...