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...foo(x) return x^2 end
foo = function(x) return x^2 end
Table
所谓Table其实就是一个Key Value的数据结构，它很像Javascript中的Object，或是PHP中的数组，在别的语言里叫Dict或Map，Table长成这个样子：
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haoel = {name=...
Invalid default value for 'create_date' timestamp field
...QL'. There set 'SQL_MODE to be used in generated scripts' to "STRICT_TRANS_TABLES,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION" That solves the problem for good.
– sgtdck
Jan 28 '14 at 20:07
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generate days from date range
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This solution uses no loops, procedures, or temp tables. The subquery generates dates for the last 10,000 days, and could be extended to go as far back or forward as you wish.
select a.Date
from (
select curdate() - INTERVAL (a.a + (10 * b.a) + (100 * c.a) + (1000 * d...
What is your naming convention for stored procedures? [closed]
...hat if the sproc queries information from both the Customer and the Orders table?
– DOK
Oct 26 '08 at 18:27
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How do you check if a certain index exists in a table?
....indexes
WHERE name='YourIndexName' AND object_id = OBJECT_ID('Schema.YourTableName')
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Custom UITableViewCell from nib in Swift
I'm trying to create a custom table view cell from a nib. I'm referring to this article here . I'm facing two issues.
11 A...
How to re-sync the Mysql DB if Master and slave have different database incase of Mysql replication?
...aster-slave replication from scratch:
At the master:
RESET MASTER;
FLUSH TABLES WITH READ LOCK;
SHOW MASTER STATUS;
And copy the values of the result of the last command somewhere.
Without closing the connection to the client (because it would release the read lock) issue the command to get a d...
SQL Server query to find all permissions/access for all users in a database
...have access to a specific database, or objects within the database such as tables, views, and stored procedures, either directly or due to roles, etc. This report would be used for security auditing purposes. Not sure if anyone has a query that will fit my needs completely, but hopefully something...
How do you set a default value for a MySQL Datetime column?
...that with DATETIME...
But you can do it with TIMESTAMP:
mysql> create table test (str varchar(32), ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP);
Query OK, 0 rows affected (0.00 sec)
mysql> desc test;
+-------+-------------+------+-----+-------------------+-------+
| Field | Type | Null | ...
Calculate a Running Total in SQL Server
Imagine the following table (called TestTable ):
15 Answers
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