CreateDate INT UNSIGNED NOT NULL DEFAULT UNIX_TIMESTAMP(), Primary Key (Table1ID) ) ENGINE=InnoDB DEFAULT CHARSET=latin1; Navigate:Previous Message•Next Message Options:Reply•Quote Subject Views Written By Posted Create table with default value unix_timestamp ...
NOT NULLLob-options7SCOPEtyped-table-nametyped-view-name8CONSTRAINTconstraint-namePRIMARY KEYUNIQUEReferences-clauseCHECK(check-condition)constraint-attributes9Default-clausegenerated-clauseINLINE LENGTHinteger10COMPRESS SYSTEM DEFAULTCOLUMNSECURED WITHsecurity-label-nameNOT HIDDENIMPLICITLY HIDDEN Lob-options ● LO...
obclient> CREATE TABLE tbl10(col1 INT PRIMARY KEY, col2 INT) PARALLEL 3; Query OK, 0 rows affected 使用函数定义列的默认值。 obclient> CREATE SEQUENCE SEQ_PERSONIPTVSEQ START WITH 1 MINVALUE 1 MAXVALUE 10 INCREMENT BY 2 NOCYCLE NOORDER CACHE 30; Query OK, 0 rows affected obclient> ...
Adding a column to a large (100 million rows) table with default constraint adding a extra column in a pivot table created uisng T-SQL Pivot Table query Adding a partition scheme to an existing table. Adding a Value to a 'date' Column caused an overflow?? Adding Column to existing t...
obclient>CREATETABLEtbl10(col1INTPRIMARYKEY,col2INT)PARALLEL3;Query OK,0rowsaffected 使用函数定义列的默认值。 obclient>CREATESEQUENCE SEQ_PERSONIPTVSEQSTARTWITH1MINVALUE1MAXVALUE10INCREMENTBY2NOCYCLE NOORDER CACHE30;Query OK,0rowsaffected obclient>SELECTLPAD(SEQ_PERSONIPTVSEQ.NEXTVAL,18,TO_CHAR(SYSD...
使用 sp_tableoption 的large value types out of row 选项将整个 LOB 值存储在行外。 在此上下文中,default 不是关键字。 它是默认文件组的标识符,并且必须进行分隔(类似于 TEXTIMAGE_ON "default" 或TEXTIMAGE_ON [default])。 如果指定了 "default",当前会话的 QUOTED_IDENTIFIER 选项则必须为 ON。 这是...
When you create a new table or open an existing table in Datasheet view, you can add a field to the table by entering data in theAdd New Fieldcolumn of the datasheet(1). Access automatically assigns a data type for the field, based on the value that you enter. If no other data ty...
WITH ( BUCKET_COUNT = bucket_count ) | [ NONCLUSTERED ] ( column_name [ ASC | DESC ] [ ,... n ] ) [ ON filegroup_name | default ] | CLUSTERED COLUMNSTORE [ WITH ( COMPRESSION_DELAY = { 0 | delay [ Minutes ] } ) ] [ ON filegroup_name | default ] } <table_option> ::...
CREATE TABLE mytest ( TestId INT NOT NULL, CREATE_DATE DATE DEFAULT CURRENT_TIMESTAMP(2), WORK_START DATE DEFAULT SYSDATE ) 可以使用TO_DATE函数作为数据类型DATE的默认数据约束。可以使用TO_TIMESTAMP函数作为数据类型TIMESTAMP的默认数据约束。 OBJECTSCRIPT文字关键字短语使您能够通过提供包含ObjectScript代码...
DataTable中DefaultValue的使用Python官方Doc：《20.15. uuid — UUID objects according to RFC 4122》 ...