postgres=# \help create table Command: CREATE TABLE Description: define a new table Syntax: CREATE [ [ GLOBAL | LOCAL ] { TEMPORARY | TEMP } | UNLOGGED ] TABLE [ IF NOT EXISTS ] table_name ( [ { column_name data_type [ STORAGE { PLAIN | EXTERNAL | EXTENDED | MAIN | DEFAULT } ]...
首先需要建立一个特别存放index 的 table space create tablespace index owner current_user location '/pgdata/data_index'; 这样的情况下,创建的索引可以存储在INDEX 的特殊的文件夹中
-C create -f 是导出后的文件名 5.postgresql 插入16进制数 INSERT INTO tableAAA VALUES( x'0001f' : : integer, '鉴权' , 'Authority' ) 6.使用 TG_RELNAME 报错ERROR: syntax error at or near "$1" at character [引]http://www.dbmonster.com/Uwe/Forum.aspx/postgresql/2051/TG-RELNAME-probl...
CREATE[UNIQUE]INDEX[CONCURRENTLY][[IFNOTEXISTS]name]ON[ONLY]table_name[USINGmethod]({column_name|(expression)}[COLLATEcollation][opclass[(opclass_parameter=value[,...])]][ASC|DESC][NULLS{FIRST|LAST}][,...])[INCLUDE(column_name[,...])][WITH(storage_parameter[=value][,...])][TABLESP...
createsequence public.person_id_seqstartwith1incrementby1nominvaluenomaxvalue cache1; CREATETABLEpublic.person(idintegerDEFAULTnextval('public.person_id_seq'::regclass)NOTNULL,first_name textNOTNULL,last_name textNOTNULL,ageintegerNOTNULL,email textNOTNULL,register_datetimestampwithtimezoneDEF...
http://www.yiibai.com/manual/postgresql/sql-createtable.html 名称 CREATE TABLE -- 定义一个新表 语法 CREATE [ [ GLOBAL | LOCAL ] { TEMPORARY | TEMP } ] TABLE table_name ( [ { column_name data_type [ DEFAULT default_expr ] [ column_constraint [ ... ] ] ...
CREATE INDEX customer_idx ON customer USING gist(to_tsvector('english', c_comment)); 重建索引 您可以使用REINDEX INDEX命令重建索引,重建索引示例如下: 重建索引my_index。 REINDEX INDEX my_index; 重建my_table表上的所有索引。 REINDEX TABLE my_table; 删除索引 您可以使用DROP INDEX命令删除一个索引...
postgres=#createtabletbl (c1int, c2int)withoids;CREATETABLEpostgres=#createuniqueindexidx_tbl_oidontbl(oid);CREATEINDEXpostgres=#insertintotbl (c1,c2)values(1,2);INSERT164121postgres=#insertintotbl (c1,c2)values(1,2);INSERT164131postgres=#insertintotbl (c1,c2)values(1,2);INSERT164141postgres...
[FUNCNAME [LINE]] edit function definition with external editor...Informational (options: S = show system objects, + = additional detail) \d[S+] list tables, views, and sequences \d[S+] NAME describe table, view, sequence, or index \da[S] [PATTERN] list aggregate...
CREATE TABLE exp (a int, b int);CREATE OR REPLACE FUNCTION sfunc(integer) RETURNS integer LANGUAGE sql IMMUTABLE AS 'SELECT $1'; --Присозданиииндексаповыражениюфункциядолжнабыть IMMUTABLE, тоестьБЕСПОЛЕЗНА CREATE...