Syntax
2012
2011
- Why can’t I index some elements of a dictionary? Oct 23
- Why does the type of null returned by a failed dictionary key lookup vary? Oct 23
- select sum size from a large table unexpectedly returns a negative number. Why? Jun 24
- How do I split a list? May 13
- How do I select all columns in q? Apr 12
- How do I convert from symbol to integer? Apr 7
- How do I cast a string to a symbol? Apr 3
- How do I build a ctrl-A delimited string? Apr 2
- How do I declare a table column of type string (not symbol!)? Mar 27
- q truncates the results in stdout. How can I fix it? Mar 26
- Why doesn’t ‘select from tablename where name = `ABC/A’ work? Mar 24
- How do I save a table to delimited text? Mar 24
- How can I define my own infix functions? Mar 23
- What is the difference between the functions xcol and xcols? Mar 19
- How do I delete a function in namespace .z? Mar 17
- How can I group all (other) columns? Mar 16
- How can I slice a vector into a series of vectors of length n? Mar 16
- How do I comment q code? Mar 15
- How do I efficiently retrieve the first n rows of a query result? Mar 13
- How do I load in a csv file into kdb with the headers as table fieldnames? Mar 12
- Why doesn’t ‘\cd /fs/local/db;’ work? Mar 11
- How does ‘protected execution’ (or exception handling) work in q? Mar 10
- How can I find a listing of tables in a given namespace? Mar 10
- I understand white space matters in q code. Where does it matter? Mar 9
- How do I delete a column from a table? Mar 9
- How do I delete the nth row from a table? Mar 8
- Why can’t I use exec on partitioned tables? Mar 6
- What does error output ‘nyi mean? Mar 6
- How do I sort? Mar 4