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New posts in exists
Which is faster, EXISTS before or after the INSERT?
Mar 03, 2019
sql
sql-server
tsql
insert
exists
VBScript Dictionary Exists Method Always Returns True
Mar 09, 2021
dictionary
vbscript
exists
Unexpected FAIL with :exists in raku
May 14, 2022
hash
key
exists
raku
detect if contact has photo
Mar 10, 2021
android
file
uri
photo
exists
SQL Server Set variable if exists else insert into table
May 13, 2022
sql-server-2008
stored-procedures
exists
Return 1 if number exists in table and 0 otherwise
Sep 08, 2022
sql
postgresql
boolean
exists
How to find with javascript if element exists in DOM or it's virtual (has been just created by createElement)
Sep 25, 2022
javascript
virtual
document
element
exists
check if variable exists in the workspace with cellfun
Feb 18, 2022
matlab
exists
MYSQL - Difference between IN and EXIST
May 30, 2022
sql
mysql
database
exists
JavaScript if var exists
Oct 24, 2022
javascript
if-statement
exists
var
How to check existence of a table from a different sql db?
Nov 08, 2022
sql-server
tsql
sql-server-2008-r2
exists
If Exist or Exists?
Nov 18, 2022
sql
sql-server
conditional
exists
How to check if list element exists in TCL?
Apr 26, 2022
list
tcl
exists
What is the simplest way to compare two arrays in QUnit
Nov 03, 2022
javascript
arrays
exists
elements
qunit
Check if table exists with if statement in C#?
Sep 04, 2022
c#
datagridview
datatable
exists
readxml
JScript Check if element exists and remove it
Aug 31, 2022
javascript
element
exists
Check to see if an ID exists in a database
Mar 04, 2018
mysql
exists
How can I determine if a Perl hash contains a key mapping to an undefined value?
Aug 24, 2022
perl
hash
key
exists
defined
Does PostgreSQL short-circuit its BOOL_OR() evaluation?
May 10, 2020
sql
postgresql
exists
boolean-logic
boolean-expression
Mysql How to only select from a column if the column exists
Oct 05, 2022
mysql
select
if-statement
exists
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