Database

select tn.partnum , tn.dbsname , (pt.nptotal * pt.pagesize) /1024 as total_kb , (pt.npused * pt.pagesize) /1024 as used_kb , (pt.npused * pt.pagesize) / 1024 /1024/1024 as used_gb , (pt.npdata * pt.pagesize) /1024 as data_kb , tn.owner , tn.tabname , pt.lockid, pt.flags, pt.flags2 , pt.rowsize, pt.ncols, pt.pagesize , dbinfo('utc_to_datetime',pt.created) as created …

create domain dmn_tescilno varchar(16) check ( value ~ '^[0-9]{8}((IM)|(EX)|(AN)|(TR)|(DG)|(T0)|(C0)|(B0)|(G0)|(M0)|(R0)|(RL))[0-9]{6}$'); select '22222222AN111111'::dmn_tescilno;  

Sqlite Türkiye il ilce mahalle sokak veritabani devşirmedir asıl kaynak: https://github.com/emreuenal/turkiye-il-ilce-sokak-mahalle-veri-tabani/tree/master/dumps/dumps_5Nisan2021 indirmek için: https://disk.yandex.com.tr/d/q3JaRHLe7mWGyQ

SELECT s.username tutan_kullanici, s.sid tutan_session, t.username bekleyen_kullanici, t.sid bekleyen_session, l.type locktype, l.dbsname veritabani, l.tabname tablo, l.rowidlk tutulan_rowid FROM sysmaster:syslocks l INNER JOIN sysmaster:syssessions s ON s.sid = l.owner LEFT JOIN sysmaster:syssessions t ON l.waiter = t.sid WHERE l.dbsname <> 'sysmaster' and l.tabname <> 'sysdatabases' ORDER BY veritabani, l.tabname;  

devşirmedir asıl kaynak: https://github.com/emreuenal/turkiye-il-ilce-sokak-mahalle-veri-tabani/tree/master/dumps/dumps_5Nisan2021 indirmek için: https://disk.yandex.com.tr/d/qfmuyISRKxuoGQ

Bazen yazdığımız bir sorguyu json olarak çıktı vermek isteriz create table testfatura( id serial primary key not null, fatura_no varchar(10) not null, aciklama varchar(100) not null ); create table testfatura_detay( id serial primary key not null, testfatura_id int not null references testfatura(id), stokkodu varchar(50), stokadi varchar(50) ); insert into testfatura …

CREATE EXTENSION plpython3u; CREATE OR REPLACE FUNCTION caesarCipher(realtext text, step int) RETURNS TEXT AS $$ outText = [] cryptText = [] uppercase = ['A', 'B', 'C', 'Ç', 'D', 'E', 'F', 'G', 'Ğ', 'H', 'I', 'İ', 'J', 'K', 'L', 'M', 'N', 'O', 'Ö', 'P', 'Q', 'R', 'S', 'Ş', 'T', 'U', 'Ü', …

CREATE OR REPLACE FUNCTION isvalid_tckn(tckn text) RETURNS bool AS $$ value = str(tckn) if not len(value) == 11: return False # Sadece rakamlardan olusur. if not value.isdigit(): return False # Ilk hanesi 0 olamaz. if int(value[0]) == 0: return False digits = [int(d) for d in str(value)] # 1. 2. …

Öncelikle plpython3 ‘ü yüklüyoruz sudo apt-get install postgresql-contrib postgresql-plpython3-13 CREATE OR REPLACE FUNCTION random_tckn () RETURNS TEXT AS $$ from random import randint tcno = str(randint(100000000, 1000000000)) list_tc = list(map(int, tcno)) tc10 = (sum(list_tc[::2]) * 7 - sum(list_tc[1::2])) % 10 new_tc = tcno + str(tc10) + str((sum(list_tc[:9]) + tc10) % …

sudo apt-get install postgresql-contrib postgresql-plpython3-13 CREATE EXTENSION plpython3u;