SELECT DP1.name AS UserName, DP2.name AS RoleName FROM sys.database_role_members DRM RIGHT OUTER JOIN sys.database_principals DP1 ON DRM.member_principal_id = DP1.principal_id LEFT OUTER JOIN sys.database_principals DP2 ON DRM.role_principal_id = DP2.principal_id WHERE DP1.type = ...
Microsoft has finally updated their online documentation to cover bothlogicalJOINS as well as how the database engine retrieves the data pages usingphysicalJOINS. The types of joins supported in SQL Server are: INNER JOIN, LEFT JOIN, RIGHT JOIN, FULL OUTER JOIN and CROSS JOIN. Please see the...
a lookup table is added (using a common table expression, but in reality you probably want to persist this table) and it is matched against the full name using a LEFT OUTER JOIN. In the code, we search for the first space in the ...
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[FIXED] findAndCountAll generates invalid SQL, subQuery moves to LEFT OUTER JOIN #5445 [FIXED] count methods pollute the options.includes #4191 [FIXED] Invalid SQL generated when using group option along with attributes #3009 [FIXED] Mark index as unique: true when type: 'UNIQUE'. Fixes #...
ltrim(char_exp) ltrim(char_exp) Truncates trailing spaces from the left end of char_exp. patindex(pattern, column_name) Returns the position of the pattern in the column value. The pattern can have wild characters. This function also works on TEXT and BINARY data types. replicate(char_...
left outer JOIN sys.dm_exec_requests R2 ON R1.session_id = R2.session_id and R1.request_id = R2.request_idOUTER APPLY sys.dm_exec_sql_text(R2.sql_handle) AS RL2 Where Task_request_internal_objects_alloc_page_count >0 or Task_request_internal_objects_dealloc_page_count>0 or...
SQL Server. Refer Section 1 (MTL error) in https://mssqlwiki.com/sqlwiki/sql-performance/troubleshooting-sql-server-memory/Below query can be used to determine actual memory consumption by SQL Server in MTL. select sum(multi_pages_kb) from sys.dm_os_memory_clerks...
y(l,d)AS(SELECTLEFT(l,LEN(l)-CASE WHENRIGHT(l,1)=dTHEN1ELSE0END), dFROMx) SELECTs.value FROMyCROSS APPLYSTRING_SPLIT(y.l, y.d)ASs ); Ignore white space All kinds of white space characters can appear before or, more commonly, after a string. STRING_SPLIT will treat a space ...
Download SQL Server Index Scripts to Improve Performance Problem Every SQL Server release has new capabilities that are exciting to some group of customers – sometimes a change is introduced to please sysadmins, sometimes it's for finance, sometimes it's for customers of other platforms, and some...