AI Assistant

What is the difference between DELETE and TRUNCATE commands?
What is the difference between DELETE and TRUNCATE commands?
LeoRobs | Jul 02, 2024
How do you use the DBCC SHOWCONTIG command to check the fragmentation of a table or index?
How do you use the DBCC SHOWCONTIG command to check the fragmentation of a table or index?
FrankMl | Jul 02, 2024
How do you use the TRY...CATCH block to handle errors in SQL Server transactions?
How do you use the TRY...CATCH block to handle errors in SQL Server transactions?
KarenKg | Jul 02, 2024
How do you create a unique index on multiple columns?
How do you create a unique index on multiple columns?
KarenKg | Jul 02, 2024
How do you use the LAG and LEAD functions with PARTITION BY to access previous and next row values?
How do you use the LAG and LEAD functions with PARTITION BY to access previous and next row values?
KarenKg | Jul 02, 2024
How do you use the EXISTS clause to check for the existence of rows in a subquery?
How do you use the EXISTS clause to check for the existence of rows in a subquery?
QuinnLw | Jul 02, 2024
How do you use the FORMATMESSAGE function to format messages with placeholders?
How do you use the FORMATMESSAGE function to format messages with placeholders?
BobHarris | Jul 02, 2024
How do you use the LAG and LEAD functions to access previous and next row values in a result set?
How do you use the LAG and LEAD functions to access previous and next row values in a result set?
QuinnLw | Jul 02, 2024
How do you create a table with a column of type VARCHAR(MAX)?
How do you create a table with a column of type VARCHAR(MAX)?
LeoRobs | Jul 02, 2024
How do you use the sp_settriggerorder system stored procedure to set the firing order of triggers?
How do you use the sp_settriggerorder system stored procedure to set the firing order of triggers?
RoseHrs | Jul 02, 2024
How can you use the GROUPING SETS feature to generate multiple grouping sets?
How can you use the GROUPING SETS feature to generate multiple grouping sets?
PaulAnd | Jul 01, 2024
What are common ways to handle NULL values in SQL?
What are common ways to handle NULL values in SQL?
CarolTh | Jul 01, 2024
How do you use the MERGE statement to perform UPSERT operations?
How do you use the MERGE statement to perform UPSERT operations?
BobHarris | Jul 01, 2024
How do you use the TOP or LIMIT clause to restrict the number of returned rows?
How do you use the TOP or LIMIT clause to restrict the number of returned rows?
DavidLee | Jul 01, 2024
How do you use the INSTEAD OF trigger to perform custom actions instead of the standard actions on a table?
How do you use the INSTEAD OF trigger to perform custom actions instead of the standard actions on a table?
KarenKg | Jul 01, 2024
How do you use the HAVING clause to filter groups based on aggregate values?
How do you use the HAVING clause to filter groups based on aggregate values?
KarenKg | Jul 01, 2024
How do you use the GROUPING SETS clause to generate multiple levels of aggregation in a single query?
How do you use the GROUPING SETS clause to generate multiple levels of aggregation in a single query?
LeoRobs | Jul 01, 2024
How do you perform cross-database queries in SQL Server?
How do you perform cross-database queries in SQL Server?
SamPetr | Jun 30, 2024
How do you use the VARIANCE and STDEV functions to calculate statistical values?
How do you use the VARIANCE and STDEV functions to calculate statistical values?
SamPetr | Jun 30, 2024
How do you use the LIKE operator to perform pattern matching?
How do you use the LIKE operator to perform pattern matching?
MaryJns | Jun 30, 2024
How can you perform an aggregate calculation over partitions using window functions?
How can you perform an aggregate calculation over partitions using window functions?
AliceWk | Jun 30, 2024
How can you optimize a SQL query that is running slow?
How can you optimize a SQL query that is running slow?
GraceDv | Jun 30, 2024
How can you retrieve the top N rows from a table?
How can you retrieve the top N rows from a table?
GraceDv | Jun 30, 2024
How do you use the SET STATISTICS TIME ON statement to display the time statistics for a query?
How do you use the SET STATISTICS TIME ON statement to display the time statistics for a query?
SamPetr | Jun 30, 2024
How do you use the ALTER TRIGGER statement to modify an existing trigger?
How do you use the ALTER TRIGGER statement to modify an existing trigger?
CarolTh | Jun 30, 2024
How do you use the CONCAT function to concatenate strings with NULL values?
How do you use the CONCAT function to concatenate strings with NULL values?
PaulAnd | Jun 30, 2024
How do you use the QUOTENAME function to properly quote identifiers in SQL queries?
How do you use the QUOTENAME function to properly quote identifiers in SQL queries?
LeoRobs | Jun 30, 2024
How do you use the CROSS APPLY and OUTER APPLY operators with table-valued functions?
How do you use the CROSS APPLY and OUTER APPLY operators with table-valued functions?
QuinnLw | Jun 30, 2024
How do you use the CONCAT_WS function to concatenate strings with a separator?
How do you use the CONCAT_WS function to concatenate strings with a separator?
OliviaWm | Jun 30, 2024
How do you use the ALTER TABLE statement to add a constraint to an existing table?
How do you use the ALTER TABLE statement to add a constraint to an existing table?
FrankMl | Jun 29, 2024
How do you use the GROUP BY clause with aggregate functions to summarize data?
How do you use the GROUP BY clause with aggregate functions to summarize data?
AliceWk | Jun 29, 2024
How do you implement optimistic concurrency control in SQL Server?
How do you implement optimistic concurrency control in SQL Server?
IreneSm | Jun 29, 2024
How do you use the TRY_CONVERT function to convert data types with error handling?
How do you use the TRY_CONVERT function to convert data types with error handling?
LeoRobs | Jun 29, 2024
How do you perform a pivot operation using dynamic SQL?
How do you perform a pivot operation using dynamic SQL?
FrankMl | Jun 29, 2024
How do you write a query to find records with missing foreign key references?
How do you write a query to find records with missing foreign key references?
EveClark | Jun 28, 2024
How do you use the IF...ELSE statement in a SQL script?
How do you use the IF...ELSE statement in a SQL script?
RoseHrs | Jun 28, 2024
How do you use the sp_fulltext_table system stored procedure to manage full-text indexes?
How do you use the sp_fulltext_table system stored procedure to manage full-text indexes?
RoseHrs | Jun 28, 2024
How do you use the REVOKE statement to revoke permissions from a user or role?
How do you use the REVOKE statement to revoke permissions from a user or role?
CarolTh | Jun 28, 2024
How do you use the ALTER ROLE statement to drop a member from a database role?
How do you use the ALTER ROLE statement to drop a member from a database role?
PaulAnd | Jun 28, 2024
How do you use the DROP TABLE statement to delete an existing table from the database?
How do you use the DROP TABLE statement to delete an existing table from the database?
DavidLee | Jun 28, 2024
How do you use the NEXT VALUE FOR clause to get the next value from a sequence object?
How do you use the NEXT VALUE FOR clause to get the next value from a sequence object?
MaryJns | Jun 28, 2024
How do you use the HIERARCHYID data type to store hierarchical data in SQL Server?
How do you use the HIERARCHYID data type to store hierarchical data in SQL Server?
PaulAnd | Jun 28, 2024
How do you use the CUBE operator to generate cross-tabular reports?
How do you use the CUBE operator to generate cross-tabular reports?
OliviaWm | Jun 28, 2024
How do you use the FIRST_VALUE and LAST_VALUE functions to return the first and last values in an ordered set?
How do you use the FIRST_VALUE and LAST_VALUE functions to return the first and last values in an ordered set?
MaryJns | Jun 28, 2024
How do you use the NEWID and NEWSEQUENTIALID functions to generate unique identifier values in SQL Server?
How do you use the NEWID and NEWSEQUENTIALID functions to generate unique identifier values in SQL Server?
KarenKg | Jun 28, 2024
How do you use the ROUND function to round numeric values to a specified precision?
How do you use the ROUND function to round numeric values to a specified precision?
HenryPk | Jun 28, 2024
How do you use the DROP PROCEDURE statement to delete a stored procedure?
How do you use the DROP PROCEDURE statement to delete a stored procedure?
JackBrn | Jun 28, 2024
How do you use the GEOGRAPHY data type methods (e.g., STDistance(), STIntersects()) to work with spatial data?
How do you use the GEOGRAPHY data type methods (e.g., STDistance(), STIntersects()) to work with spatial data?
EveClark | Jun 28, 2024
How do you use the LAST_VALUE function to return the last value in an ordered set of values?
How do you use the LAST_VALUE function to return the last value in an ordered set of values?
OliviaWm | Jun 27, 2024
How do you use the TRY_CAST function to safely cast a value to a different data type?
How do you use the TRY_CAST function to safely cast a value to a different data type?
MaryJns | Jun 27, 2024
How do you use the CHOOSE function to return a value from a list of values based on a specified index in SQL Server?
How do you use the CHOOSE function to return a value from a list of values based on a specified index in SQL Server?
SamPetr | Jun 27, 2024
How do you use the CREATE USER statement to create a database user mapped to a certificate?
How do you use the CREATE USER statement to create a database user mapped to a certificate?
GraceDv | Jun 27, 2024
How do you use the CREATE PARTITION FUNCTION statement to create a partition function?
How do you use the CREATE PARTITION FUNCTION statement to create a partition function?
LeoRobs | Jun 27, 2024
How do you use the FOR XML PATH clause to generate custom XML from query results?
How do you use the FOR XML PATH clause to generate custom XML from query results?
LeoRobs | Jun 27, 2024
How do you use the OPENJSON function to parse JSON data into rows and columns?
How do you use the OPENJSON function to parse JSON data into rows and columns?
DavidLee | Jun 27, 2024
How do you use the CREATE TYPE statement to create a new user-defined data type?
How do you use the CREATE TYPE statement to create a new user-defined data type?
PaulAnd | Jun 27, 2024
How do you use the OUTPUT clause with the MERGE statement to track changes?
How do you use the OUTPUT clause with the MERGE statement to track changes?
BobHarris | Jun 27, 2024
How do you use the PARSE function to convert string representations of date and time values into datetime values?
How do you use the PARSE function to convert string representations of date and time values into datetime values?
JackBrn | Jun 27, 2024
How do you use the CHECKSUM and BINARY_CHECKSUM functions to verify data integrity?
How do you use the CHECKSUM and BINARY_CHECKSUM functions to verify data integrity?
RoseHrs | Jun 27, 2024
How can you create and use temporary tables?
How can you create and use temporary tables?
PaulAnd | Jun 27, 2024
How do you use the FORMAT function to format dates and numbers?
How do you use the FORMAT function to format dates and numbers?
HenryPk | Jun 27, 2024
How do you use the ALTER TABLE statement to switch partitions in a partitioned table?
How do you use the ALTER TABLE statement to switch partitions in a partitioned table?
FrankMl | Jun 26, 2024
How do you use the CREATE FULLTEXT INDEX statement to create a new full-text index?
How do you use the CREATE FULLTEXT INDEX statement to create a new full-text index?
HenryPk | Jun 26, 2024
How do you use the ALTER USER statement to change the properties of an existing user?
How do you use the ALTER USER statement to change the properties of an existing user?
NickCrt | Jun 26, 2024
How do you use the LAG and LEAD functions to access data from previous or next rows?
How do you use the LAG and LEAD functions to access data from previous or next rows?
LeoRobs | Jun 26, 2024
How can you use CROSS APPLY and OUTER APPLY operators?
How can you use CROSS APPLY and OUTER APPLY operators?
IreneSm | Jun 26, 2024
How do you implement cascading referential integrity constraints in SQL?
How do you implement cascading referential integrity constraints in SQL?
LeoRobs | Jun 26, 2024
How do you use the DROP TYPE statement to delete a user-defined type?
How do you use the DROP TYPE statement to delete a user-defined type?
KarenKg | Jun 26, 2024
How do you use the RAISEERROR function to generate custom error messages in SQL Server?
How do you use the RAISEERROR function to generate custom error messages in SQL Server?
BobHarris | Jun 26, 2024
How do you use the LEAD function to access the value of a subsequent row within the same result set?
How do you use the LEAD function to access the value of a subsequent row within the same result set?
SamPetr | Jun 26, 2024
How do you use the CREATE SCHEMA statement to create a schema and assign ownership to a user?
How do you use the CREATE SCHEMA statement to create a schema and assign ownership to a user?
BobHarris | Jun 25, 2024
How do you implement a composite foreign key constraint across multiple columns?
How do you implement a composite foreign key constraint across multiple columns?
OliviaWm | Jun 25, 2024
How do you create a view with the option to specify SCHEMABINDING?
How do you create a view with the option to specify SCHEMABINDING?
LeoRobs | Jun 25, 2024
How do you use the GRANT statement to grant permissions to a user or role?
How do you use the GRANT statement to grant permissions to a user or role?
BobHarris | Jun 24, 2024
How do you use the XML data type methods (value(), query(), nodes()) to query and manipulate XML data?
How do you use the XML data type methods (value(), query(), nodes()) to query and manipulate XML data?
NickCrt | Jun 24, 2024
How do you use the ROW_NUMBER function to assign unique sequential integers to rows in the result set?
How do you use the ROW_NUMBER function to assign unique sequential integers to rows in the result set?
PaulAnd | Jun 24, 2024
How do you use the sp_sequence_get_range system stored procedure to get a range of values from a sequence object?
How do you use the sp_sequence_get_range system stored procedure to get a range of values from a sequence object?
SamPetr | Jun 24, 2024
How do you create a table with an IDENTITY column for auto-incrementing primary keys?
How do you create a table with an IDENTITY column for auto-incrementing primary keys?
TinaGrn | Jun 24, 2024
How do you implement a many-to-many relationship in SQL using junction tables?
How do you implement a many-to-many relationship in SQL using junction tables?
FrankMl | Jun 24, 2024
How do you use the CREATE TRIGGER statement to create a DML trigger?
How do you use the CREATE TRIGGER statement to create a DML trigger?
LeoRobs | Jun 23, 2024
How do you use the CREATE PARTITION SCHEME statement to create a partition scheme?
How do you use the CREATE PARTITION SCHEME statement to create a partition scheme?
SamPetr | Jun 23, 2024
How can you use the PARTITION BY clause with window functions?
How can you use the PARTITION BY clause with window functions?
DavidLee | Jun 23, 2024
How do you use the CREATE ASYMMETRIC KEY statement to create a new asymmetric key for encryption?
How do you use the CREATE ASYMMETRIC KEY statement to create a new asymmetric key for encryption?
EveClark | Jun 23, 2024
How can you use IFNULL or NULLIF to handle NULL values in expressions?
How can you use IFNULL or NULLIF to handle NULL values in expressions?
JackBrn | Jun 23, 2024
How do you create a scalar user-defined function (UDF)?
How do you create a scalar user-defined function (UDF)?
LeoRobs | Jun 23, 2024
How do you use the SESSION_CONTEXT function to store session-specific information in SQL Server?
How do you use the SESSION_CONTEXT function to store session-specific information in SQL Server?
DavidLee | Jun 23, 2024
How do you use the TABLESAMPLE clause to retrieve a random sample of rows?
How do you use the TABLESAMPLE clause to retrieve a random sample of rows?
PaulAnd | Jun 23, 2024
How do you use the ISNUMERIC function to check if a value is numeric?
How do you use the ISNUMERIC function to check if a value is numeric?
DavidLee | Jun 23, 2024
How do you use the DROP INDEX statement to delete an index?
How do you use the DROP INDEX statement to delete an index?
GraceDv | Jun 23, 2024
How do you create a table with a column of type XML?
How do you create a table with a column of type XML?
HenryPk | Jun 23, 2024
How do you use the FILESTREAM attribute to store large binary data in the file system?
How do you use the FILESTREAM attribute to store large binary data in the file system?
NickCrt | Jun 23, 2024
How do you use triggers to enforce business rules in a database?
How do you use triggers to enforce business rules in a database?
OliviaWm | Jun 22, 2024
How do you use the CREATE TYPE statement to create a table type for table-valued parameters?
How do you use the CREATE TYPE statement to create a table type for table-valued parameters?
SamPetr | Jun 22, 2024
How do you handle BLOB data (Binary Large Objects) in SQL?
How do you handle BLOB data (Binary Large Objects) in SQL?
NickCrt | Jun 22, 2024
How do you create a table with a column of type GEOMETRY?
How do you create a table with a column of type GEOMETRY?
MaryJns | Jun 22, 2024
How do you use the GEOMETRY data type methods (e.g., STArea(), STLength()) to work with spatial data?
How do you use the GEOMETRY data type methods (e.g., STArea(), STLength()) to work with spatial data?
KarenKg | Jun 22, 2024
How do you create a table with a column of type HIERARCHYID?
How do you create a table with a column of type HIERARCHYID?
RoseHrs | Jun 22, 2024
How do you use the DATEADD function to add a specified interval to a date?
How do you use the DATEADD function to add a specified interval to a date?
FrankMl | Jun 22, 2024
How do you use the STRING_AGG function with DISTINCT to concatenate unique values?
How do you use the STRING_AGG function with DISTINCT to concatenate unique values?
TinaGrn | Jun 22, 2024