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调整创建表时key、type、seq的长度，分别为64，64，20，避免出现“Specified key was too long; max key length is 767 bytes”问题

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yhl452493373
2022-02-16 17:36:50 +08:00
parent 6a5a8111ee
commit 464b99a09b
5 changed files with 13 additions and 13 deletions
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6
src/main/java/com/yanghuanglin/seq/dao/impl/SequencesDaoImpl.java
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@@ -57,9 +57,9 @@ public class SequencesDaoImpl implements SequencesDao {
@Override
public void createTable() {
String sql = "CREATE TABLE IF NOT EXISTS `%s` ( " +
" `%s` VARCHAR ( 255 ) NOT NULL COMMENT '序号英文名称'," +
" `%s` VARCHAR ( 255 ) NOT NULL COMMENT '序号类型'," +
" `%s` BIGINT ( 2 ) NOT NULL COMMENT '已使用到的序号'," +
" `%s` VARCHAR ( 64 ) NOT NULL COMMENT '序号英文名称'," +
" `%s` VARCHAR ( 64 ) NOT NULL COMMENT '序号类型'," +
" `%s` BIGINT ( 20 ) NOT NULL COMMENT '已使用到的序号'," +
" PRIMARY KEY ( `%s`, `%s` ) " +
" ) COMMENT '当前序号表'";
sql = String.format(sql, tableConfig.getTable(),

6
src/main/java/com/yanghuanglin/seq/dao/impl/SequencesUnlockDaoImpl.java
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@@ -72,9 +72,9 @@ public class SequencesUnlockDaoImpl implements SequencesUnlockDao {
@Override
public void createTable() {
String sql = "CREATE TABLE IF NOT EXISTS `%s_unlock` ( " +
" `%s` VARCHAR ( 255 ) NOT NULL COMMENT '序号英文名称'," +
" `%s` VARCHAR ( 255 ) NOT NULL COMMENT '序号类型'," +
" `%s` BIGINT ( 2 ) NOT NULL COMMENT '尚未锁定的序号'," +
" `%s` VARCHAR ( 64 ) NOT NULL COMMENT '序号英文名称'," +
" `%s` VARCHAR ( 64 ) NOT NULL COMMENT '序号类型'," +
" `%s` BIGINT ( 20 ) NOT NULL COMMENT '尚未锁定的序号'," +
" `%s` DATETIME NOT NULL COMMENT '使用时间'," +
" PRIMARY KEY ( `%s`, `%s` ,`%s` ) " +
" ) COMMENT '未锁定序号表'";

6
src/main/java/com/yanghuanglin/seq/dao/impl/SequencesUnusedDaoImpl.java
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@@ -91,9 +91,9 @@ public class SequencesUnusedDaoImpl implements SequencesUnusedDao {
@Override
public void createTable() {
String sql = "CREATE TABLE IF NOT EXISTS `%s_unused` ( " +
" `%s` VARCHAR ( 255 ) NOT NULL COMMENT '序号英文名称'," +
" `%s` VARCHAR ( 255 ) NOT NULL COMMENT '序号类型'," +
" `%s` BIGINT ( 2 ) NOT NULL COMMENT '闲置的的序号'," +
" `%s` VARCHAR ( 64 ) NOT NULL COMMENT '序号英文名称'," +
" `%s` VARCHAR ( 64 ) NOT NULL COMMENT '序号类型'," +
" `%s` BIGINT ( 20 ) NOT NULL COMMENT '闲置的的序号'," +
" `%s` DATETIME NOT NULL COMMENT '设为闲置序号的时间'," +
" PRIMARY KEY ( `%s`, `%s`, `%s` ) " +
" ) COMMENT '闲置序号表'";

6
src/main/java/com/yanghuanglin/seq/po/Sequences.java
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@@ -129,9 +129,9 @@ public class Sequences {
* @return 补零后的序号，若未单独设置序号的长度，则最小长度为{@link BaseConfig#getMinLength()}长度；否则为修改后的长度，不足部分补零
*/
public String format() {
BaseConfig baseConfig = BaseConfig.getInstance();
if (baseConfig.getMinLength() != null)
return String.format("%0" + baseConfig.getMinLength() + "d", this.seq);
Integer minLength = BaseConfig.getInstance().getMinLength();
if (minLength != null)
return String.format("%0" + minLength + "d", this.seq);
return String.valueOf(this.seq);
}