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fix(sql): recognize MySQL truncate partition statements

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zipg authored and GitHub committed 2026-07-22 18:42:42 +08:00
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commit a73adfdcf0
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apps/desktop/src/lib/__tests__/sql/sqlStatementRanges.spec.ts
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@@ -443,6 +443,35 @@ COMMENT = '测试';`;
expect(rangeSqlTexts(executableStatementRanges(sql, "mysql"))).toEqual([sql.slice(0, -1)]);
});
it("keeps MySQL ALTER TABLE truncate partition clauses with the statement", () => {
const sql = "ALTER TABLE ems.r_r_curve_e_hour\nTRUNCATE PARTITION p202602, p202603, p202604, p202605, p202606;";
expect(statementRangeAtCursor(sql, indexOf(sql, "ALTER"), "mysql")?.sql.trim()).toBe(sql.slice(0, -1));
expect(statementRangeAtCursor(sql, indexOf(sql, "TRUNCATE"), "mysql")?.sql.trim()).toBe(sql.slice(0, -1));
expect(rangeSqlTexts(executableStatementRanges(sql, "mysql"))).toEqual([sql.slice(0, -1)]);
});
it("keeps MySQL truncate partition clauses when comments separate ALTER TABLE", () => {
const sql = "ALTER /* online ddl */ TABLE t\nTRUNCATE PARTITION p0;";
expect(statementRangeAtCursor(sql, indexOf(sql, "TRUNCATE"), "mysql")?.sql.trim()).toBe(sql.slice(0, -1));
expect(rangeSqlTexts(executableStatementRanges(sql, "mysql"))).toEqual([sql.slice(0, -1)]);
});
it("keeps MySQL truncate partition clauses when comments precede PARTITION", () => {
const sql = "ALTER TABLE t\nTRUNCATE /* keep */ PARTITION p0;";
expect(statementRangeAtCursor(sql, indexOf(sql, "TRUNCATE"), "mysql")?.sql.trim()).toBe(sql.slice(0, -1));
expect(rangeSqlTexts(executableStatementRanges(sql, "mysql"))).toEqual([sql.slice(0, -1)]);
});
it("keeps standalone truncate table statements separate from preceding alter statements", () => {
const sql = "ALTER TABLE events ADD COLUMN source varchar(100)\nTRUNCATE TABLE events;";
expect(rangeSqlTexts(executableStatementRanges(sql, "mysql"))).toEqual(["ALTER TABLE events ADD COLUMN source varchar(100)", "TRUNCATE TABLE events"]);
expect(rangeSqlTexts(executableStatementRanges(sql, "postgres"))).toEqual(["ALTER TABLE events ADD COLUMN source varchar(100)", "TRUNCATE TABLE events"]);
});
it("keeps issue #4045 ClickHouse ALTER TABLE UPDATE mutation together", () => {
const sql = `ALTER TABLE m2_db.history_data5
UPDATE value = 14.06