I run the below 'is null' condition query on the postgres - 11.9 version and it takes almost 1500-2000 ms for each run. I changed the default statistics to 1000 for the database and executed reindex,vacuum and analyze on the…
I have a table containing measurement information of several tests per devices: device_id gives the information on which device was tested measurement_no is an incrementing number giving the order in which tests has been performed test gives you the name…
EDIT: As requested, our table schema is, posts: postid (primary key), post_text comments: commentid (primary key) , postid (foreign key referencing posts.postid), comment_text replies replyid (primary key) commentid (foreign key referencing comments.commentid) reply_text I have the tables posts, comments, and…
DB-Fiddle create table items ( name varchar(15) not null, id1 integer, id2 integer, UNIQUE(id1), UNIQUE(id2) ); insert into items (name, id1, id2) values ('a', 1, null), ('b', 2, null), ('c', null, 2); select * from items where id1=2 union select…
I'm getting this error when I try and connect caught error @ main Error: connect ENOENT /cloudsql/<PROJECT ID>:us-central1:<DB NAME>/.s.PGSQL.5432 This is what my typeorm config file looks like const config2 = { database: <DB NAME>, entities: Object.values(entities), host: '/cloudsql/<project id>:us-central1:<db…
For example, I have a simple table books: author book Author-A Book-A1 Author-A Book-A2 Author-B Book-B1 Author-C Book-C1 Author-C Book-C2 And I need to count books by each author, so I'll write: select author, count(*) from books group by author…
I have a table my_table: case_id first_created last_paid submitted_time 3456 2021-01-27 2021-01-29 2021-01-26 21:34:36.566023+00:00 7891 2021-08-02 2021-09-16 2022-10-26 19:49:14.135585+00:00 1245 2021-09-13 None 2022-10-31 02:03:59.620348+00:00 9073 None None 2021-09-12 10:25:30.845687+00:00 6891 2021-08-03 2021-09-17 None I created 2 new variables: select *,…
Is there any possible way to change the current label of a vertex or an edge? For example, if I create a graph to store movies and series and then create the following vertex: SELECT * FROM cypher ('visual_arts', $$…
Suppose the following, CREATE SCHEMA IF NOT EXISTS my_schema; CREATE TABLE IF NOT EXISTS my_schema.user ( id serial PRIMARY KEY, chat_ids BIGINT[] NOT NULL ); CREATE TABLE IF NOT EXISTS my_schema.chat ( id serial PRIMARY KEY, chat_id_value BIGINT UNIQUE NOT…
I have exact two tables but some value differences. So I would like to find those differences with condition that if the column value has a difference of more than 10. For example, all 9 columns have the same values…