Delete double on SQL with multiple primary keys

• 42 votes336 views6 answers

  Sql query duplicate rows

  SQL
• 5 votes270 views1 answer

  Ora-00054 find lock

  SQL
• 0 vote251 views1 answer

  Alter precision

  SQL
• 1 vote260 views2 answers

  Select only columns that are not empty oracle sql

  SQL
• 0 vote249 views1 answer

  SQL Server format datetime

  SQL
• 12 votes273 views4 answers

  Psql command not found

  SQL
• 2 votes248 views1 answer

  Error Code: 1055. Expression #1 of ORDER BY clause is not in GROUP BY clause and contains nonaggregated column \\ which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by

  SQL
• 1 vote263 views1 answer

  Mysql get character set

  SQL
• 0 vote279 views1 answer

  Querry mysql by 2 columns

  SQL
• 1 vote284 views4 answers

  Get week day from date in sql

  SQL