Results for “if”
Small, practical examples. Search by task or narrow things down below.
Compare a row with its own group average
SQL: A correlated aggregate computes a different comparison value for each group.
SQL✓ Tested
Compare a row with its own group average
SQL Server: A correlated aggregate computes a different comparison value for each group.
SQL Server✓ Tested
Compare a row with its own group average
Postgres: A correlated aggregate computes a different comparison value for each group.
Postgres✓ Tested
Compare a row with its own group average
SQLite: A correlated aggregate computes a different comparison value for each group.
SQLite✓ Tested
Compare floating-point results with a tolerance
Java: For this bounded example, compare the absolute difference against a chosen error threshold.
Java✓ Tested
Compare small floating-point results with a tolerance
C: Use an absolute difference threshold for this known bounded magnitude.
C✓ Tested
Compare with a calculated value
Find products above the average price.
subquery✓ Tested
Compute a generated column
Store inputs and derive a value from them.
generated column✓ Tested
Compute an integer weighted average
SQL: Multiply before summing and guard a zero total weight with NULLIF.
SQL✓ Tested
Compute an integer weighted average
SQL Server: Multiply before summing and guard a zero total weight with NULLIF.
SQL Server✓ Tested
Compute an integer weighted average
Postgres: Multiply before summing and guard a zero total weight with NULLIF.
Postgres✓ Tested
Compute an integer weighted average
SQLite: Multiply before summing and guard a zero total weight with NULLIF.
SQLite✓ Tested