Sql queries practice

• 0 vote124 views2 answers

  Replace null with 0 in sql

  SQL
• 1 vote111 views3 answers

  Error 1451 (23000): cannot delete or update a parent row: a foreign key constraint fails

  SQL
• 1 vote113 views1 answer

  Oracle db create new schema

  SQL
• 10 votes153 views4 answers

  Sql server pagination

  SQL
• 5 votes121 views1 answer

  Add column table sql default value

  SQL
• 0 vote108 views1 answer

  Concat column value of same user in mysql

  SQL
• 17 votes110 views4 answers

  Show tables sql server

  SQL
• 0 vote144 views1 answer

  SqlMessage: "Table 'Friends' already exists",

  SQL
• 1 vote131 views1 answer

  Encrypt password postgresql

  SQL
• 0 vote117 views1 answer

  Best sql collation

  SQL