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Fix MySQL Mathematical Expression Type Inference #4172

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Fix MySQL Mathematical Expression Type Inference #4172

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605cbc5
feat(compiler): Add type inference for MySQL mathematical expressions
rubensantoniorosa2704 Nov 6, 2025
6f328ce
fix: Restrict type inference to MySQL engine only
rubensantoniorosa2704 Nov 7, 2025
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fix: Restrict type inference to MySQL engine only
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@rubensantoniorosa2704
rubensantoniorosa2704 committed Nov 7, 2025
commit 6f328cec32b280ca70ed45f30d89132ffa87569c
6 changes: 6 additions & 0 deletions internal/compiler/infer_type.go
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Expand Up @@ -25,6 +25,12 @@ func (c *Compiler) inferExprType(node ast.Node, tables []*Table) *Column {
return nil
}

// Only MySQL is supported for now - return nil for other engines
// to maintain existing behavior
if c.conf.Engine != config.EngineMySQL {
return nil
}

switch n := node.(type) {
case *ast.ColumnRef:
// Try to resolve the column reference
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