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Added test for MySQL DDL with partitions #784

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Oct 16, 2024
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Added test for MySQL DDL with partitions #784

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29 changes: 29 additions & 0 deletions .../com/altinity/clickhouse/debezium/embedded/ddl/parser/MySqlDDLParserListenerImplTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -819,6 +819,35 @@ public void testRenameIsDeletedColumn() {
Assert.assertTrue(clickHouseQuery2.toString().equalsIgnoreCase(
"CREATE TABLE employees.city(id Int32 NOT NULL ,Name Nullable(String),is_deleted Nullable(Int16),`_version` UInt64,`__is_deleted` UInt8) Engine=ReplacingMergeTree(_version,__is_deleted) ORDER BY (id)"));
}

@Test
public void testPartitionedByRangeTable() {
String sql = "CREATE TABLE `city` (\n" +
" `ID` int NOT NULL AUTO_INCREMENT,\n" +
" `Name` char(35) COLLATE utf8mb4_general_ci NOT NULL DEFAULT '',\n" +
" `CountryCode` char(3) COLLATE utf8mb4_general_ci NOT NULL DEFAULT '',\n" +
" `District` char(20) COLLATE utf8mb4_general_ci NOT NULL DEFAULT '',\n" +
" `Population` int NOT NULL DEFAULT '0',\n" +
" `is_deleted` tinyint(1) DEFAULT '0',\n" +
" PRIMARY KEY (`ID`)\n" +
") ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci PARTITION BY RANGE(`ID`)\n" +
"(PARTITION p0 VALUES LESS THAN (1000),\n" +
" PARTITION p1 VALUES LESS THAN (2000),\n" +
" PARTITION p2 VALUES LESS THAN (3000),\n" +
" PARTITION p3 VALUES LESS THAN (4000),\n" +
" PARTITION p4 VALUES LESS THAN (5000),\n" +
" PARTITION p5 VALUES LESS THAN (6000),\n" +
" PARTITION p6 VALUES LESS THAN (7000),\n" +
" PARTITION p7 VALUES LESS THAN (8000),\n" +
" PARTITION p8 VALUES LESS THAN (9000),\n" +
" PARTITION p9 VALUES LESS THAN (10000));";

StringBuffer clickHouseQuery = new StringBuffer();
mySQLDDLParserService.parseSql(sql, "employees", clickHouseQuery);

Assert.assertTrue(clickHouseQuery.toString().equalsIgnoreCase(
"CREATE TABLE employees.`city`(`ID` Int32 NOT NULL ,`Name` String NOT NULL ,`CountryCode` String NOT NULL ,`District` String NOT NULL ,`Population` Int32 NOT NULL ,`is_deleted` Nullable(Int16),`_version` UInt64,`__is_deleted` UInt8) Engine=ReplacingMergeTree(_version,__is_deleted) ORDER BY (`ID`) PARTITION BY ID"));
}
// @Test
// public void deleteData() {
// String sql = "DELETE FROM Customers WHERE CustomerName='Alfreds Futterkiste'";
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