* for all commandsQuery Buffer \e [FILE] [LINE] edit the query buffer (or file) with external editor \ef [FUNCNAME [LINE]] edit function definition with external editor...Informational (options: S = show system objects, + = additional detail) ...
\e [FILE] [LINE] edit the query buffer (orfile) with external editor \ef [FUNCNAME [LINE]] editfunctiondefinition with external editor \p show the contents of the query buffer \r reset (clear) the query buffer \s [FILE] display history or save it tofile\wFILEwritequery buffer tofile...
GET DIAGNOSTICS integer_var = ROW_COUNT; The second method to determine the effects of a command is to check the special variable named FOUND, which is of type boolean. FOUND starts out false within each PL/pgSQLfunction call. It is set by each of the following types of statements: A S...
CREATETABLEfoo (fooidint, foosubidint, fooname text);CREATEFUNCTIONgetfoo(int)RETURNSSETOF fooAS$$SELECT*FROMfooWHEREfooid=$1; $$LANGUAGESQL;SELECT*FROMgetfoo(1)ASt1;SELECT*FROMfooWHEREfoosubidIN(SELECTfoosubidFROMgetfoo(foo.fooid) zWHEREz.fooid=foo.fooid );CREATEVIEWvw_getfooASSELECT...
GetPrivateRefCountEntry (1)传入buffer_id找PrivateRefCountEntry (2)如果buffer_id已经在数组中了,直接返回数组中元素的指针(buffer_id, ref_count) (3)如果没在数组中,去hash表中查询,如果没有直接返回NULL (4)如果查到了do_move==true ? 在数组中清理一个位置然后把哈希表中的记录放到数组中:直接返回查到...
proname as "Function Name", n.nspname as "Schema", pg_get_triggerdef(t.oid) as "Trigger Definition" FROM pg_trigger t JOIN pg_class c ON t.tgrelid = c.oid JOIN pg_namespace n ON c.relnamespace = n.oid JOIN pg_proc p ON t.tgfoid = p.oid ...
\ef [FUNCNAME [LINE]] edit function definition with external editor \ev [VIEWNAME [LINE]] edit view definition with external editor \p show the contents of the query buffer \r reset (clear) the query buffer \s [FILE] display history or save it to file ...
Description:changethedefinitionofatablespaceSyntax:ALTERTABLESPACEnameRENAMETOnew_nameALTERTABLESPACEnameOWNERTO{new_owner|CURRENT_ROLE|CURRENT_USER|SESSION_USER}ALTERTABLESPACEnameSET(tablespace_option=value[,...])ALTERTABLESPACEnameRESET(tablespace_option[,...])postgres=#altertablespacetest_tbsrenametoprod_...
-Function类。包含了原始高级语言代码中对函数的声明或者及定义。而且 Function类中提供了isDeclaration()这样的接口来判断代码中函数是定义还是声明。通过getArgumentList()函数能拿到实际的函数参数 或者arg_begin()/arg_end()能够遍历函数参数。 -BasicBlock类则包含了一系列 LLVM 指令,同样可以通过其提供的begin()...
\ef [FUNCNAME [LINE]] edit function definition with external editor \p show the contents of the query buffer \r reset (clear) the query buffer \s [FILE] display history or save it to file \w FILE write query buffer to file Input/Output \copy ... perform SQL COPY w...