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fix: sql cast function when converting to float (#11817)

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mailsmail
2021-03-19 23:14:38 +07:00
committed by GitHub
parent b5dcaaccb4
commit 27eb4ae3bc
6 changed files with 43 additions and 20 deletions
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14
pkg/s3select/sql/parser.go
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@@ -106,10 +106,10 @@ type TableExpression struct {
// JSONPathElement represents a keypath component
type JSONPathElement struct {
Key *ObjectKey `parser:" @@"` // ['name'] and .name forms
Index *int `parser:"| \"[\" @Number \"]\""` // [3] form
ObjectWildcard bool `parser:"| @\".*\""` // .* form
ArrayWildcard bool `parser:"| @\"[*]\""` // [*] form
Key *ObjectKey `parser:" @@"` // ['name'] and .name forms
Index *int `parser:"| \"[\" @Int \"]\""` // [3] form
ObjectWildcard bool `parser:"| @\".*\""` // .* form
ArrayWildcard bool `parser:"| @\"[*]\""` // [*] form
}
// JSONPath represents a keypath.
@@ -333,7 +333,8 @@ type DateDiffFunc struct {
// LitValue represents a literal value parsed from the sql
type LitValue struct {
Number *float64 `parser:"( @Number"`
Float *float64 `parser:"( @Float"`
Int *float64 `parser:" | @Int"` // To avoid value out of range, use float64 instead
String *LiteralString `parser:" | @LitString"`
Boolean *Boolean `parser:" | @(\"TRUE\" | \"FALSE\")"`
Null bool `parser:" | @\"NULL\")"`
@@ -351,7 +352,8 @@ var (
`|(?P<Keyword>(?i)\b(?:SELECT|FROM|TOP|DISTINCT|ALL|WHERE|GROUP|BY|HAVING|UNION|MINUS|EXCEPT|INTERSECT|ORDER|LIMIT|OFFSET|TRUE|FALSE|NULL|IS|NOT|ANY|SOME|BETWEEN|AND|OR|LIKE|ESCAPE|AS|IN|BOOL|INT|INTEGER|STRING|FLOAT|DECIMAL|NUMERIC|TIMESTAMP|AVG|COUNT|MAX|MIN|SUM|COALESCE|NULLIF|CAST|DATE_ADD|DATE_DIFF|EXTRACT|TO_STRING|TO_TIMESTAMP|UTCNOW|CHAR_LENGTH|CHARACTER_LENGTH|LOWER|SUBSTRING|TRIM|UPPER|LEADING|TRAILING|BOTH|FOR)\b)` +
`|(?P<Ident>[a-zA-Z_][a-zA-Z0-9_]*)` +
`|(?P<QuotIdent>"([^"]*("")?)*")` +
`|(?P<Number>\d*\.?\d+([eE][-+]?\d+)?)` +
`|(?P<Float>\d*\.\d+([eE][-+]?\d+)?)` +
`|(?P<Int>\d+)` +
`|(?P<LitString>'([^']*('')?)*')` +
`|(?P<Operators><>|!=|<=|>=|\.\*|\[\*\]|[-+*/%,.()=<>\[\]])`,
))