55
static void escapeEmbeddedQuotes(string &s, const char quote='\'')
59
for (it= s.begin(); it != s.end(); ++it)
63
it= s.insert(it, quote);
64
++it; // advance back to the quote
69
/* Incredibly similar to append_unescaped() in table.cc, but for std::string */
70
static void append_escaped_string(std::string *res, const std::string &input, const char quote='\'')
72
const char *pos= input.c_str();
73
const char *end= input.c_str()+input.length();
74
res->push_back(quote);
76
for (; pos != end ; pos++)
79
if (use_mb(default_charset_info) &&
80
(mblen= my_ismbchar(default_charset_info, pos, end)))
82
res->append(pos, mblen);
90
case 0: /* Must be escaped for 'mysql' */
94
case '\n': /* Must be escaped for logs */
99
res->push_back('\\'); /* This gives better readability */
103
res->push_back('\\'); /* Because of the sql syntax */
104
res->push_back('\\');
107
if (*pos == quote) /* SQL syntax for quoting a quote */
109
res->push_back(quote);
110
res->push_back(quote);
113
res->push_back(*pos);
117
res->push_back(quote);
120
51
enum TransformSqlError
121
52
transformStatementToSql(const Statement &source,
122
53
vector<string> &sql_strings,
411
324
const FieldMetadata &field_metadata= header.field_metadata(x);
413
if (record.is_null(x))
415
should_quote_field_value= false;
419
should_quote_field_value= shouldQuoteFieldValue(field_metadata.type());
326
should_quote_field_value= shouldQuoteFieldValue(field_metadata.type());
422
328
if (should_quote_field_value)
423
329
destination.push_back('\'');
425
if (record.is_null(x))
331
if (field_metadata.type() == Table::Field::BLOB)
427
destination.append("NULL");
334
* We do this here because BLOB data is returned
335
* in a string correctly, but calling append()
336
* without a length will result in only the string
337
* up to a \0 being output here.
339
string raw_data(record.insert_value(x));
340
destination.append(raw_data.c_str(), raw_data.size());
431
if (field_metadata.type() == Table::Field::BLOB)
434
* We do this here because BLOB data is returned
435
* in a string correctly, but calling append()
436
* without a length will result in only the string
437
* up to a \0 being output here.
439
string raw_data(record.insert_value(x));
440
destination.append(raw_data.c_str(), raw_data.size());
444
string tmp(record.insert_value(x));
445
escapeEmbeddedQuotes(tmp);
446
destination.append(tmp);
344
destination.append(record.insert_value(x));
450
347
if (should_quote_field_value)
573
468
destination.push_back(quoted_identifier);
574
469
destination.push_back('=');
576
if (record.is_null(x))
578
should_quote_field_value= false;
582
should_quote_field_value= shouldQuoteFieldValue(field_metadata.type());
471
should_quote_field_value= shouldQuoteFieldValue(field_metadata.type());
585
473
if (should_quote_field_value)
586
474
destination.push_back('\'');
588
if (record.is_null(x))
476
if (field_metadata.type() == Table::Field::BLOB)
590
destination.append("NULL");
479
* We do this here because BLOB data is returned
480
* in a string correctly, but calling append()
481
* without a length will result in only the string
482
* up to a \0 being output here.
484
string raw_data(record.after_value(x));
485
destination.append(raw_data.c_str(), raw_data.size());
594
if (field_metadata.type() == Table::Field::BLOB)
597
* We do this here because BLOB data is returned
598
* in a string correctly, but calling append()
599
* without a length will result in only the string
600
* up to a \0 being output here.
602
string raw_data(record.after_value(x));
603
destination.append(raw_data.c_str(), raw_data.size());
607
string tmp(record.after_value(x));
608
escapeEmbeddedQuotes(tmp);
609
destination.append(tmp);
489
destination.append(record.after_value(x));
613
492
if (should_quote_field_value)
817
692
enum TransformSqlError
818
transformAlterSchemaStatementToSql(const AlterSchemaStatement &statement,
820
enum TransformSqlVariant sql_variant)
822
const Schema &before= statement.before();
823
const Schema &after= statement.after();
825
/* Make sure we are given the before and after for the same object */
826
if (before.uuid() != after.uuid())
827
return UUID_MISMATCH;
829
char quoted_identifier= '`';
830
if (sql_variant == ANSI)
831
quoted_identifier= '"';
833
destination.append("ALTER SCHEMA ");
834
destination.push_back(quoted_identifier);
835
destination.append(before.name());
836
destination.push_back(quoted_identifier);
839
* Diff our schemas. Currently, only collation can change so a
840
* diff of the two structures is not really necessary.
842
destination.append(" COLLATE = ");
843
destination.append(after.collation());
848
enum TransformSqlError
849
693
transformDropSchemaStatementToSql(const DropSchemaStatement &statement,
850
694
string &destination,
851
695
enum TransformSqlVariant sql_variant)
987
826
if (sql_variant == ANSI)
988
827
quoted_identifier= '"';
990
destination.append("CREATE ");
829
destination.append("CREATE ", 7);
992
831
if (table.type() == Table::TEMPORARY)
993
destination.append("TEMPORARY ");
832
destination.append("TEMPORARY ", 10);
995
destination.append("TABLE ");
834
destination.append("TABLE ", 6);
998
append_escaped_string(&destination, table.schema(), quoted_identifier);
837
destination.push_back(quoted_identifier);
838
destination.append(table.schema());
839
destination.push_back(quoted_identifier);
999
840
destination.push_back('.');
1001
append_escaped_string(&destination, table.name(), quoted_identifier);
1002
destination.append(" (\n");
842
destination.push_back(quoted_identifier);
843
destination.append(table.name());
844
destination.push_back(quoted_identifier);
845
destination.append(" (\n", 3);
1004
847
enum TransformSqlError result= NONE;
1005
848
size_t num_fields= table.field_size();
1021
862
size_t num_indexes= table.indexes_size();
1023
864
if (num_indexes > 0)
1024
destination.append(",\n");
865
destination.append(",\n", 2);
1026
867
for (size_t x= 0; x < num_indexes; ++x)
1028
869
const message::Table::Index &index= table.indexes(x);
1031
destination.append(",\n");
872
destination.append(",\n", 2);
1033
874
result= transformIndexDefinitionToSql(index, table, destination, sql_variant);
1035
876
if (result != NONE)
1039
size_t num_foreign_keys= table.fk_constraint_size();
1041
if (num_foreign_keys > 0)
1042
destination.append(",\n");
1044
for (size_t x= 0; x < num_foreign_keys; ++x)
1046
const message::Table::ForeignKeyConstraint &fkey= table.fk_constraint(x);
1049
destination.append(",\n");
1051
result= transformForeignKeyConstraintDefinitionToSql(fkey, table, destination, sql_variant);
1057
destination.append("\n)");
879
destination.append("\n)", 2);
1059
881
/* Add ENGINE = " clause */
1060
882
if (table.has_engine())
1062
destination.append(" ENGINE=");
1063
destination.append(table.engine().name());
884
const Table::StorageEngine &engine= table.engine();
885
destination.append("\nENGINE = ", 10);
886
destination.append(engine.name());
1065
size_t num_engine_options= table.engine().options_size();
1066
if (num_engine_options > 0)
1067
destination.append(" ", 1);
888
size_t num_engine_options= engine.option_size();
1068
889
for (size_t x= 0; x < num_engine_options; ++x)
1070
const Engine::Option &option= table.engine().options(x);
1071
destination.append(option.name());
1072
destination.append("='");
1073
destination.append(option.state());
1074
destination.append("'");
1075
if (x != num_engine_options-1)
1077
destination.append(", ");
891
const Table::StorageEngine::EngineOption &option= engine.option(x);
892
destination.push_back('\n');
893
destination.append(option.option_name());
894
destination.append(" = ", 3);
895
destination.append(option.option_value());
896
destination.push_back('\n');
1093
911
if (sql_variant == ANSI)
1094
912
return NONE; /* ANSI does not support table options... */
1096
916
if (options.has_comment())
1098
destination.append(" COMMENT=");
1099
append_escaped_string(&destination, options.comment());
918
destination.append("\nCOMMENT = '", 12);
919
destination.append(options.comment());
920
destination.push_back('\'');
1102
923
if (options.has_collation())
1104
destination.append(" COLLATE = ");
925
destination.append("\nCOLLATE = ", 11);
1105
926
destination.append(options.collation());
929
if (options.has_auto_increment())
931
ss << options.auto_increment();
932
destination.append("\nAUTOINCREMENT_OFFSET = ", 24);
933
destination.append(ss.str());
937
if (options.has_row_type())
939
ss << options.row_type();
940
destination.append("\nROW_TYPE = ", 12);
941
destination.append(ss.str());
1108
945
if (options.has_data_file_name())
1110
destination.append("\nDATA_FILE_NAME = '");
947
destination.append("\nDATA_FILE_NAME = '", 19);
1111
948
destination.append(options.data_file_name());
1112
949
destination.push_back('\'');
1115
952
if (options.has_index_file_name())
1117
destination.append("\nINDEX_FILE_NAME = '");
954
destination.append("\nINDEX_FILE_NAME = '", 20);
1118
955
destination.append(options.index_file_name());
1119
956
destination.push_back('\'');
1122
959
if (options.has_max_rows())
1124
destination.append("\nMAX_ROWS = ");
1125
destination.append(boost::lexical_cast<string>(options.max_rows()));
961
ss << options.max_rows();
962
destination.append("\nMAX_ROWS = ", 12);
963
destination.append(ss.str());
1128
967
if (options.has_min_rows())
1130
destination.append("\nMIN_ROWS = ");
1131
destination.append(boost::lexical_cast<string>(options.min_rows()));
969
ss << options.min_rows();
970
destination.append("\nMIN_ROWS = ", 12);
971
destination.append(ss.str());
1134
if (options.has_user_set_auto_increment_value()
1135
&& options.has_auto_increment_value())
975
if (options.has_auto_increment_value())
1137
destination.append(" AUTO_INCREMENT=");
1138
destination.append(boost::lexical_cast<string>(options.auto_increment_value()));
977
ss << options.auto_increment_value();
978
destination.append("\nAUTO_INCREMENT = ", 18);
979
destination.append(ss.str());
1141
983
if (options.has_avg_row_length())
1143
destination.append("\nAVG_ROW_LENGTH = ");
1144
destination.append(boost::lexical_cast<string>(options.avg_row_length()));
1147
if (options.has_checksum() && options.checksum())
1148
destination.append("\nCHECKSUM = TRUE");
1150
if (options.has_page_checksum() && options.page_checksum())
1151
destination.append("\nPAGE_CHECKSUM = TRUE");
1153
if (options.has_dont_replicate() and options.dont_replicate())
1155
destination.append(" REPLICATION = FALSE");
985
ss << options.avg_row_length();
986
destination.append("\nAVG_ROW_LENGTH = ", 18);
987
destination.append(ss.str());
991
if (options.has_key_block_size())
993
ss << options.key_block_size();
994
destination.append("\nKEY_BLOCK_SIZE = ", 18);
995
destination.append(ss.str());
999
if (options.has_block_size())
1001
ss << options.block_size();
1002
destination.append("\nBLOCK_SIZE = ", 14);
1003
destination.append(ss.str());
1007
if (options.has_pack_keys() &&
1008
options.pack_keys())
1009
destination.append("\nPACK_KEYS = TRUE", 17);
1010
if (options.has_pack_record() &&
1011
options.pack_record())
1012
destination.append("\nPACK_RECORD = TRUE", 19);
1013
if (options.has_checksum() &&
1015
destination.append("\nCHECKSUM = TRUE", 16);
1016
if (options.has_page_checksum() &&
1017
options.page_checksum())
1018
destination.append("\nPAGE_CHECKSUM = TRUE", 21);
1168
1030
if (sql_variant == ANSI)
1169
1031
quoted_identifier= '"';
1171
destination.append(" ", 2);
1173
1033
if (index.is_primary())
1174
destination.append("PRIMARY ");
1034
destination.append("PRIMARY ", 8);
1175
1035
else if (index.is_unique())
1176
destination.append("UNIQUE ");
1036
destination.append("UNIQUE ", 7);
1178
1038
destination.append("KEY ", 4);
1179
if (! (index.is_primary() && index.name().compare("PRIMARY")==0))
1181
destination.push_back(quoted_identifier);
1182
destination.append(index.name());
1183
destination.push_back(quoted_identifier);
1184
destination.append(" (", 2);
1187
destination.append("(", 1);
1039
destination.push_back(quoted_identifier);
1040
destination.append(index.name());
1041
destination.push_back(quoted_identifier);
1042
destination.append(" (", 2);
1189
1044
size_t num_parts= index.index_part_size();
1190
1045
for (size_t x= 0; x < num_parts; ++x)
1221
1085
destination.push_back(')');
1223
switch (index.type())
1225
case Table::Index::UNKNOWN_INDEX:
1227
case Table::Index::BTREE:
1228
destination.append(" USING BTREE");
1230
case Table::Index::RTREE:
1231
destination.append(" USING RTREE");
1233
case Table::Index::HASH:
1234
destination.append(" USING HASH");
1236
case Table::Index::FULLTEXT:
1237
destination.append(" USING FULLTEXT");
1241
if (index.has_comment())
1243
destination.append(" COMMENT ");
1244
append_escaped_string(&destination, index.comment());
1250
static void transformForeignKeyOptionToSql(Table::ForeignKeyConstraint::ForeignKeyOption opt, string &destination)
1254
case Table::ForeignKeyConstraint::OPTION_RESTRICT:
1255
destination.append("RESTRICT");
1257
case Table::ForeignKeyConstraint::OPTION_CASCADE:
1258
destination.append("CASCADE");
1260
case Table::ForeignKeyConstraint::OPTION_SET_NULL:
1261
destination.append("SET NULL");
1263
case Table::ForeignKeyConstraint::OPTION_UNDEF:
1264
case Table::ForeignKeyConstraint::OPTION_NO_ACTION:
1265
destination.append("NO ACTION");
1267
case Table::ForeignKeyConstraint::OPTION_SET_DEFAULT:
1268
destination.append("SET DEFAULT");
1273
enum TransformSqlError
1274
transformForeignKeyConstraintDefinitionToSql(const Table::ForeignKeyConstraint &fkey,
1276
string &destination,
1277
enum TransformSqlVariant sql_variant)
1279
char quoted_identifier= '`';
1280
if (sql_variant == ANSI)
1281
quoted_identifier= '"';
1283
destination.append(" ");
1285
if (fkey.has_name())
1287
destination.append("CONSTRAINT ");
1288
append_escaped_string(&destination, fkey.name(), quoted_identifier);
1289
destination.append(" ", 1);
1292
destination.append("FOREIGN KEY (");
1294
for (ssize_t x= 0; x < fkey.column_names_size(); ++x)
1297
destination.append(", ");
1299
append_escaped_string(&destination, fkey.column_names(x),
1303
destination.append(") REFERENCES ");
1305
append_escaped_string(&destination, fkey.references_table_name(),
1307
destination.append(" (");
1309
for (ssize_t x= 0; x < fkey.references_columns_size(); ++x)
1312
destination.append(", ");
1314
append_escaped_string(&destination, fkey.references_columns(x),
1318
destination.push_back(')');
1320
if (fkey.has_update_option() and fkey.update_option() != Table::ForeignKeyConstraint::OPTION_UNDEF)
1322
destination.append(" ON UPDATE ");
1323
transformForeignKeyOptionToSql(fkey.update_option(), destination);
1326
if (fkey.has_delete_option() and fkey.delete_option() != Table::ForeignKeyConstraint::OPTION_UNDEF)
1328
destination.append(" ON DELETE ");
1329
transformForeignKeyOptionToSql(fkey.delete_option(), destination);
1338
1093
enum TransformSqlVariant sql_variant)
1340
1095
char quoted_identifier= '`';
1341
char quoted_default;
1343
1096
if (sql_variant == ANSI)
1344
1097
quoted_identifier= '"';
1346
if (sql_variant == DRIZZLE)
1347
quoted_default= '\'';
1349
quoted_default= quoted_identifier;
1351
append_escaped_string(&destination, field.name(), quoted_identifier);
1099
destination.push_back(quoted_identifier);
1100
destination.append(field.name());
1101
destination.push_back(quoted_identifier);
1353
1103
Table::Field::FieldType field_type= field.type();
1355
1105
switch (field_type)
1357
1107
case Table::Field::DOUBLE:
1358
destination.append(" DOUBLE");
1359
if (field.has_numeric_options()
1360
&& field.numeric_options().has_precision())
1363
ss << "(" << field.numeric_options().precision() << ",";
1364
ss << field.numeric_options().scale() << ")";
1365
destination.append(ss.str());
1108
destination.append(" DOUBLE", 7);
1368
1110
case Table::Field::VARCHAR:
1370
if (field.string_options().has_collation()
1371
&& field.string_options().collation().compare("binary") == 0)
1372
destination.append(" VARBINARY(");
1374
destination.append(" VARCHAR(");
1376
destination.append(boost::lexical_cast<string>(field.string_options().length()));
1377
destination.append(")");
1112
destination.append(" VARCHAR(", 9);
1114
ss << field.string_options().length() << ")";
1115
destination.append(ss.str());
1380
1118
case Table::Field::BLOB:
1382
if (field.string_options().has_collation()
1383
&& field.string_options().collation().compare("binary") == 0)
1384
destination.append(" BLOB");
1386
destination.append(" TEXT");
1119
destination.append(" BLOB", 5);
1389
1121
case Table::Field::ENUM:
1391
1123
size_t num_field_values= field.enumeration_values().field_value_size();
1392
destination.append(" ENUM(");
1124
destination.append(" ENUM(", 6);
1393
1125
for (size_t x= 0; x < num_field_values; ++x)
1395
1127
const string &type= field.enumeration_values().field_value(x);
1404
1136
destination.push_back(')');
1407
case Table::Field::UUID:
1408
destination.append(" UUID");
1410
case Table::Field::BOOLEAN:
1411
destination.append(" BOOLEAN");
1413
1139
case Table::Field::INTEGER:
1414
destination.append(" INT");
1140
destination.append(" INT", 4);
1416
1142
case Table::Field::BIGINT:
1417
if (field.has_constraints() and
1418
field.constraints().is_unsigned())
1420
destination.append(" BIGINT UNSIGNED");
1424
destination.append(" BIGINT");
1143
destination.append(" BIGINT", 7);
1427
1145
case Table::Field::DECIMAL:
1429
destination.append(" DECIMAL(");
1147
destination.append(" DECIMAL(", 9);
1430
1148
stringstream ss;
1431
1149
ss << field.numeric_options().precision() << ",";
1432
1150
ss << field.numeric_options().scale() << ")";
1436
1154
case Table::Field::DATE:
1437
destination.append(" DATE");
1440
case Table::Field::EPOCH:
1441
if (field.time_options().microseconds())
1443
destination.append(" TIMESTAMP(6)");
1447
destination.append(" TIMESTAMP");
1155
destination.append(" DATE", 5);
1157
case Table::Field::TIMESTAMP:
1158
destination.append(" TIMESTAMP", 10);
1451
1160
case Table::Field::DATETIME:
1452
destination.append(" DATETIME");
1454
case Table::Field::TIME:
1455
destination.append(" TIME");
1161
destination.append(" DATETIME", 9);
1165
if (field.type() == Table::Field::INTEGER ||
1166
field.type() == Table::Field::BIGINT)
1168
if (field.has_constraints() &&
1169
field.constraints().has_is_unsigned() &&
1170
field.constraints().is_unsigned())
1172
destination.append(" UNSIGNED", 9);
1177
if (! (field.has_constraints() &&
1178
field.constraints().is_nullable()))
1180
destination.append(" NOT", 4);
1182
destination.append(" NULL", 5);
1184
if (field.type() == Table::Field::INTEGER ||
1185
field.type() == Table::Field::BIGINT)
1187
/* AUTO_INCREMENT must be after NOT NULL */
1188
if (field.has_numeric_options() &&
1189
field.numeric_options().is_autoincrement())
1191
destination.append(" AUTO_INCREMENT", 15);
1459
1195
if (field.type() == Table::Field::BLOB ||
1460
1196
field.type() == Table::Field::VARCHAR)
1462
if (field.string_options().has_collation()
1463
&& field.string_options().collation().compare("binary"))
1198
if (field.string_options().has_collation())
1465
destination.append(" COLLATE ");
1200
destination.append(" COLLATE ", 9);
1466
1201
destination.append(field.string_options().collation());
1470
if (field.has_constraints() and field.constraints().is_unique())
1472
destination.append(" UNIQUE");
1475
if (field.has_constraints() && field.constraints().is_notnull())
1477
destination.append(" NOT NULL");
1479
else if (field.type() == Table::Field::EPOCH)
1481
destination.append(" NULL");
1484
if (field.type() == Table::Field::INTEGER ||
1485
field.type() == Table::Field::BIGINT)
1487
/* AUTO_INCREMENT must be after NOT NULL */
1488
if (field.has_numeric_options() &&
1489
field.numeric_options().is_autoincrement())
1491
destination.append(" AUTO_INCREMENT");
1495
1205
if (field.options().has_default_value())
1497
destination.append(" DEFAULT ");
1498
append_escaped_string(&destination, field.options().default_value());
1500
else if (field.options().has_default_expression())
1502
destination.append(" DEFAULT ");
1503
destination.append(field.options().default_expression());
1505
else if (field.options().has_default_bin_value())
1207
destination.append(" DEFAULT ", 9);
1208
destination.push_back(quoted_identifier);
1209
destination.append(field.options().default_value());
1210
destination.push_back(quoted_identifier);
1213
if (field.options().has_default_bin_value())
1507
1215
const string &v= field.options().default_bin_value();
1508
if (v.length() == 0)
1510
destination.append(" DEFAULT ''");
1514
destination.append(" DEFAULT 0x");
1515
for (size_t x= 0; x < v.length(); x++)
1518
snprintf(hex, sizeof(hex), "%.2X", *(v.c_str() + x));
1519
destination.append(hex, 2);
1523
else if (field.options().has_default_null()
1524
&& field.options().default_null()
1525
&& field.type() != Table::Field::BLOB)
1527
destination.append(" DEFAULT NULL");
1216
destination.append(" DEFAULT 0x", 11);
1217
for (size_t x= 0; x < v.length(); x++)
1219
printf("%.2x", *(v.c_str() + x));
1530
if (field.has_options() && field.options().has_update_expression())
1532
destination.append(" ON UPDATE ");
1533
destination.append(field.options().update_expression());
1223
if (field.type() == Table::Field::TIMESTAMP)
1224
if (field.timestamp_options().has_auto_updates() &&
1225
field.timestamp_options().auto_updates())
1226
destination.append(" ON UPDATE CURRENT_TIMESTAMP", 28);
1536
1228
if (field.has_comment())
1538
destination.append(" COMMENT ");
1539
append_escaped_string(&destination, field.comment(), quoted_default);
1230
destination.append(" COMMENT ", 9);
1231
destination.push_back(quoted_identifier);
1232
destination.append(field.comment());
1233
destination.push_back(quoted_identifier);