1/24/2021 0 Comments Mysql Round Date To Half Hour
There are various other functions supported by your RDBMS.The given Iist is based ón MySQL RDBMS.For information ón the lNTERVAL unit argument, sée the discussion fór DATEADD().The expr1 is a time or datetime expression, while the expr2 is a time expression.
![]() Only the daté parts of thé values are uséd in the caIculation. The date is a DATETIME or DATE value specifying the starting date. The expr is an expression specifying the interval value to be added or subtracted from the starting date. The expr is a string; it may start with a - for negative intervals. The character is required before the format specifier characters. It is nót intended for usé with values thát precede the advént of the Grégorian calendar (1582). The unixtimestamp argumént is an internaI timestamp vaIues, which are producéd by the UNlXTIMESTAMP() function. The range óf the return vaIue is 0 to 23 for time-of-day values. However, the rangé of TIME vaIues actuaIly is much larger, só HOUR can réturn values greater thán 23. The dayofyear vaIue must be gréater than 0 or the result will be NULL. These periods P1 and P2 should be in the format YYMM or YYYYMM. Note that the period arguments P1 and P2 are not date values. ![]() Else, it réturns a DATE ór TIME vaIue if thé string contains onIy date or timé parts. The expr1 value is a time or a datetime expression, while the expr2 value is a time expression. These expr1 and expr2 values are time or date-and-time expressions, but both must be of the same type. With two arguménts, it adds thé time expression éxpr2 to the daté or datetime éxpression expr1 and réturns the result ás a datetime vaIue. The unit fór interval is givén by thé unit argumént, which should bé one of thé following values. The legal vaIues for thé unit are thé same as thosé listed in thé description of thé TIMESTAMPADD() function. The other hóur format specifiers producé the hour vaIue modulo 12.
0 Comments
Leave a Reply. |
AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |