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SQL Expressions: Add sql expression specific timeout and output limit (#104834)

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Adds settings for SQL expressions:
 sql_expression_cell_output_limit

Set the maximum number of cells that can be returned from a SQL expression. Default is 100000.

sql_expression_timeout

The duration a SQL expression will run before being cancelled. The default is 10s.
This commit is contained in:
Kyle Brandt
2025-05-13 15:22:20 -04:00
committed by GitHub
parent 02d977e1af
commit 5e056c2a3f
12 changed files with 183 additions and 22 deletions
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6
pkg/expr/sql_command_test.go
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@ -17,7 +17,7 @@ import (
)
func TestNewCommand(t *testing.T) {
cmd, err := NewSQLCommand("a", "", "select a from foo, bar", 0)
cmd, err := NewSQLCommand("a", "", "select a from foo, bar", 0, 0, 0)
if err != nil && strings.Contains(err.Error(), "feature is not enabled") {
return
}
@ -125,7 +125,7 @@ func TestSQLCommandCellLimits(t *testing.T) {
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
cmd, err := NewSQLCommand("a", "", "select a from foo, bar", tt.limit)
cmd, err := NewSQLCommand("a", "", "select a from foo, bar", tt.limit, 0, 0)
require.NoError(t, err, "Failed to create SQL command")
vars := mathexp.Vars{}
@ -153,7 +153,7 @@ func TestSQLCommandMetrics(t *testing.T) {
m := metrics.NewTestMetrics()
// Create a command
cmd, err := NewSQLCommand("A", "someformat", "select * from foo", 0)
cmd, err := NewSQLCommand("A", "someformat", "select * from foo", 0, 0, 0)
require.NoError(t, err)
// Execute successful command