Your browser does not support the video tag. Example kdb+ AI Explanation Output / This SQL code is a function called `toxml`. It creates an XML representation of a table in the KDB database. Here is a 1 2 3 4 5 6 7 8 9
4.4 Example: Slice Notation [::step] In the following example, we use slice notation with only astepvalue specified. It returns a new list that includes everystep-th element from the original list. In this case, the resulting list includes every other element ofmy_list. # Slice notation w...
For example, if a hash aggregate operator is used in the first step of a query plan, full data of downstream operators is required to create a hash table for an aggregate operation. For common queries with filter conditions, data is calculated and returned in real time. In this scenario, ...
EXPLAIN can be used with any SELECT, INSERT, UPDATE, DELETE, VALUES, EXECUTE, DECLARE, or CREATE TABLE AS statement. EXPLAIN displays the execution plan for the query, allowing you to understand how PostgreSQL: executes a statement, whether indexes are used, how tables are joined, and the ...
The following table provides some scenarios for Always Encrypted usage: ScenarioDefinition Client and data on-premisesFor scenarios where you need to protect your on-premises database from high-privileged users, for example, external vendors managing SQL Server. ...
Before you know it, all the seats at your table will be filled. *** Would you like help getting there? I’ve got three timely options for you: 1.The Marketing Mastermind & Storytelling Soiree(happens next month in Portland — if you can’t attend in-person, join us via simulcast!)...
Number of pages with rows: 124 Table overflow record count: 0 Indexspace name: GOSALES_TS Tablespace name: GOSALES_TS Tablespace overhead: 7.500000 Tablespace transfer rate: 0.060000 Prefetch page count: -1 Container extent page count: 32 ...
name_template:"{{ .Tag }}-next" changelog: sort:asc sql 脚本 CREATETABLEusers ( idSERIALPRIMARYKEY, userenametext, userageinteger ); --Indices--- CREATEUNIQUEINDEXusers_pkeyONusers(idint4_ops); CREATETABLE
In Stage-1 in the above example, the rows from src table are processed by the operator tree rooted at a Reduce Output Operator. Similarly, in Stage-2 the rows of the results of Stage-1 are processed by another operator tree rooted at another Reduce Output Operator. Each of these Reduce ...
A threshold for statistics of each objects (for example, l2IngrPkts, eqptIngrDropPkts) are configured through Monitoring Policy against variety of objects. As mentioned in the table at the beggining, eqptIngrDropPkts is monitored under, for example, l1PhysIf ...