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package hive;
/*
* Date: 13-8-15
*/
import gudusoft.gsqlparser.EDataType;
import gudusoft.gsqlparser.EDbVendor;
import gudusoft.gsqlparser.EFileFormat;
import gudusoft.gsqlparser.TGSqlParser;
import gudusoft.gsqlparser.nodes.TColumnDefinition;
import gudusoft.gsqlparser.nodes.TTypeName;
import gudusoft.gsqlparser.nodes.hive.*;
import gudusoft.gsqlparser.stmt.TCreateTableSqlStatement;
import gudusoft.gsqlparser.stmt.TSelectSqlStatement;
import junit.framework.TestCase;
public class testCreateTable extends TestCase {
public void test1(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvhive);
sqlparser.sqltext = "create table Addresses (\n" +
" name string,\n" +
" street string,\n" +
" city string,\n" +
" state string,\n" +
" zip int\n" +
") stored as orc tblproperties (\"orc.compress\"=\"NONE\");";
assertTrue(sqlparser.parse() == 0);
TCreateTableSqlStatement createTable = (TCreateTableSqlStatement)sqlparser.sqlstatements.get(0);
assertTrue(createTable.getTableName().toString().equalsIgnoreCase("Addresses"));
assertTrue(createTable.getColumnList().size() == 5 );
TColumnDefinition cd = createTable.getColumnList().getColumn(0);
assertTrue(cd.getColumnName().toString().equalsIgnoreCase("name"));
assertTrue(cd.getDatatype().getDataType() == EDataType.string_t);
cd = createTable.getColumnList().getColumn(4);
assertTrue(cd.getColumnName().toString().equalsIgnoreCase("zip"));
assertTrue(cd.getDatatype().getDataType() == EDataType.int_t);
THiveTableFileFormat tff = createTable.getHiveTableFileFormat();
assertTrue(tff.getFileFormat() == EFileFormat.sffFILEFORMAT_GENERIC);
assertTrue(tff.getGenericSpec().toString().equalsIgnoreCase("orc"));
THiveTableProperties tp = createTable.getHiveTableProperties();
assertTrue(tp.getTableProperties().size() == 1);
THiveKeyValueProperty kv = tp.getTableProperties().getElement(0);
assertTrue(kv.getKeyString().toString().equalsIgnoreCase("\"orc.compress\""));
assertTrue(kv.getValueString().toString().equalsIgnoreCase("\"NONE\""));
}
public void test2(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvhive);
sqlparser.sqltext = "CREATE TABLE union_test(foo UNIONTYPE<int, double, array<string>, struct<a:int,b:string>>);";
assertTrue(sqlparser.parse() == 0);
TCreateTableSqlStatement createTable = (TCreateTableSqlStatement)sqlparser.sqlstatements.get(0);
assertTrue(createTable.getTableName().toString().equalsIgnoreCase("union_test"));
assertTrue(createTable.getColumnList().size() == 1 );
TColumnDefinition cd = createTable.getColumnList().getColumn(0);
assertTrue(cd.getColumnName().toString().equalsIgnoreCase("foo"));
assertTrue(cd.getDatatype().getDataType() == EDataType.unionType_t);
assertTrue(cd.getDatatype().getColTypeList().size() == 4);
TTypeName dataType = cd.getDatatype().getColTypeList().getElement(0);
assertTrue(dataType.getDataType() == EDataType.int_t);
dataType = cd.getDatatype().getColTypeList().getElement(1);
assertTrue(dataType.getDataType() == EDataType.double_t);
dataType = cd.getDatatype().getColTypeList().getElement(2);
assertTrue(dataType.getDataType() == EDataType.listType_t);
assertTrue(dataType.getTypeOfList().getDataType() == EDataType.string_t);
dataType = cd.getDatatype().getColTypeList().getElement(3);
assertTrue(dataType.getDataType() == EDataType.struct_t);
assertTrue(dataType.getColumnDefList().size() == 2);
TColumnDefinition cd1 = dataType.getColumnDefList().getColumn(0);
assertTrue(cd1.getColumnName().toString().equalsIgnoreCase("a"));
assertTrue(cd1.getDatatype().getDataType() == EDataType.int_t);
TColumnDefinition cd2 = dataType.getColumnDefList().getColumn(1);
assertTrue(cd2.getColumnName().toString().equalsIgnoreCase("b"));
assertTrue(cd2.getDatatype().getDataType() == EDataType.string_t);
}
public void test3(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvhive);
sqlparser.sqltext = "CREATE TABLE complex_json (\n" +
" DocId string,\n" +
" User struct<Id:int,\n" +
" Username:string,\n" +
" Name: string,\n" +
" ShippingAddress:struct<Address1:string,\n" +
" Address2:string,\n" +
" City:string,\n" +
" State:string>,\n" +
" Orders:array<struct<ItemId:int,\n" +
" OrderDate:string>>>\n" +
")\n" +
"ROW FORMAT SERDE 'org.openx.data.jsonserde.JsonSerDe';";
assertTrue(sqlparser.parse() == 0);
TCreateTableSqlStatement createTable = (TCreateTableSqlStatement)sqlparser.sqlstatements.get(0);
assertTrue(createTable.getTableName().toString().equalsIgnoreCase("complex_json"));
assertTrue(createTable.getColumnList().size() == 2 );
TColumnDefinition cd = createTable.getColumnList().getColumn(0);
assertTrue(cd.getColumnName().toString().equalsIgnoreCase("DocId"));
assertTrue(cd.getDatatype().getDataType() == EDataType.string_t);
cd = createTable.getColumnList().getColumn(1);
assertTrue(cd.getColumnName().toString().equalsIgnoreCase("User"));
assertTrue(cd.getDatatype().getDataType() == EDataType.struct_t);
assertTrue(cd.getDatatype().getColumnDefList().size() == 5);
THiveRowFormat rowFormat = createTable.getHiveRowFormat();
assertTrue(rowFormat.getRowFormatType() == THiveRowFormat.ERowFormatType.serde);
assertTrue(rowFormat.getRowFormatName().toString().equalsIgnoreCase("'org.openx.data.jsonserde.JsonSerDe'"));
}
public void test4(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvhive);
sqlparser.sqltext = "CREATE TABLE page_view(viewTime INT, userid BIGINT,\n" +
"page_url STRING, referrer_url STRING,\n" +
"ip STRING COMMENT 'IP Address of the User')\n" +
"COMMENT 'This is the page view table'\n" +
"PARTITIONED BY(dt STRING, country STRING)\n" +
"ROW FORMAT DELIMITED\n" +
"FIELDS TERMINATED BY '1'\n" +
"STORED AS SEQUENCEFILE;";
assertTrue(sqlparser.parse() == 0);
TCreateTableSqlStatement createTable = (TCreateTableSqlStatement)sqlparser.sqlstatements.get(0);
assertTrue(createTable.getTableName().toString().equalsIgnoreCase("page_view"));
TColumnDefinition cd = createTable.getColumnList().getColumn(4);
assertTrue(cd.getColumnName().toString().equalsIgnoreCase("ip"));
assertTrue(cd.getDatatype().getDataType() == EDataType.string_t);
assertTrue(cd.getComment().toString().equalsIgnoreCase("'IP Address of the User'"));
assertTrue(createTable.getTableComment().toString().equalsIgnoreCase("'This is the page view table'"));
THiveTablePartition tp = createTable.getHiveTablePartition();
assertTrue(tp.getColumnDefList().size() == 2);
assertTrue(tp.getColumnDefList().getColumn(0).getColumnName().toString().equalsIgnoreCase("dt"));
assertTrue(tp.getColumnDefList().getColumn(1).getDatatype().getDataType() == EDataType.string_t);
THiveRowFormat rowFormat = createTable.getHiveRowFormat();
assertTrue(rowFormat.getRowFormatType() == THiveRowFormat.ERowFormatType.delimited);
assertTrue(rowFormat.getTableRowFormatFieldIdentifier().getTerminateString().toString().equalsIgnoreCase("'1'"));
THiveTableFileFormat tff = createTable.getHiveTableFileFormat();
assertTrue(tff.getFileFormat() == EFileFormat.sffTBLSEQUENCEFILE);
}
public void testSubquery(){
TGSqlParser sqlparser = new TGSqlParser(EDbVendor.dbvhive);
sqlparser.sqltext = "create table test.concat \n" +
"as select concat(heroes.name,' vs. ',villains.name) as battle \n" +
"from heroes \n" +
"join villains \n" +
"where heroes.era = villains.era and heroes.planet = villains.planet";
assertTrue(sqlparser.parse() == 0);
TCreateTableSqlStatement createTable = (TCreateTableSqlStatement)sqlparser.sqlstatements.get(0);
TSelectSqlStatement select = createTable.getSubQuery();
System.out.println(select.toString());
}
}