Postgresql float data type

Float postgres

CREATE TABLE float_point (floatn FLOAT4); 	      -- precision min 4, maximum 8
INSERT INTO float_point (floatn) VALUES (543.23); -- 543,23
CREATE TABLE float_point_r (real_no REAL); 		  -- 1E-37 to 1E+37, 6 decimal max
INSERT INTO float_point_r (real_no) VALUES (12345623); -- 1,234562€+07

Source: educba.com

Postgresql float data type

ALTER TABLE tableName 
ADD COLUMN columnName float(4);

Similar codes

7 votes189 views1 answer
Alter table add key sql
SQL
5 votes254 views3 answers
Postgres show databases
SQL
1 vote226 views1 answer
Oracle db create new schema
SQL
0 vote250 views1 answer
Postgres populate table from another table
SQL
1 vote228 views1 answer
Select 2 rows in sql
SQL
10 votes255 views2 answers
Select nextval from sequence oracle
SQL
0 vote241 views2 answers
Sqlite unix timestamp
SQL
2 votes253 views2 answers
Spring import sql
SQL
7 votes247 views1 answer
Oracle pagination query offset
SQL
15 votes233 views4 answers
T-sql drop function if exists
SQL