[docs][mysql] Add note to make the tableList usage and dependencies clearer (#1037)

docs/content/connectors/mongodb-cdc.md

@@ -24,6 +24,8 @@ In order to setup the MongoDB CDC connector, the following table provides depend
 
 Download [flink-sql-connector-mongodb-cdc-2.2.0.jar](https://repo1.maven.org/maven2/com/ververica/flink-sql-connector-mongodb-cdc/2.2.0/flink-sql-connector-mongodb-cdc-2.2.0.jar) and put it under `<FLINK_HOME>/lib/`.
 
+**Note:** flink-sql-connector-mongodb-cdc-XXX-SNAPSHOT version is the code corresponding to the development branch. Users need to download the source code and compile the corresponding jar. Users should use the released version, such as [flink-sql-connector-mongodb-cdc-XXX.jar](https://mvnrepository.com/artifact/com.ververica/flink-connector-mongodb-cdc), the released version will be available in the Maven central warehouse.
+
 Setup MongoDB
 ----------------
 

docs/content/connectors/mysql-cdc.md

@@ -31,6 +31,8 @@ In order to setup the MySQL CDC connector, the following table provides dependen
 
 Download [flink-sql-connector-mysql-cdc-2.2.0.jar](https://repo1.maven.org/maven2/com/ververica/flink-sql-connector-mysql-cdc/2.2.0/flink-sql-connector-mysql-cdc-2.2.0.jar) and put it under `<FLINK_HOME>/lib/`.
 
+**Note:** flink-sql-connector-mysql-cdc-XXX-SNAPSHOT version is the code corresponding to the development branch. Users need to download the source code and compile the corresponding jar. Users should use the released version, such as [flink-sql-connector-mysql-cdc-XXX.jar](https://mvnrepository.com/artifact/com.ververica/flink-connector-mysql-cdc), the released version will be available in the Maven central warehouse.
+
 Setup MySQL server
 ----------------
 
@@ -490,7 +492,7 @@ public class MySqlSourceExample {
     MySqlSource<String> mySqlSource = MySqlSource.<String>builder()
         .hostname("yourHostname")
         .port(yourPort)
-        .databaseList("yourDatabaseName") // set captured database
+        .databaseList("yourDatabaseName") // set captured database, If you need to synchronize the whole database, Please set tableList to ".*".
         .tableList("yourDatabaseName.yourTableName") // set captured table
         .username("yourUsername")
         .password("yourPassword")

docs/content/connectors/oceanbase-cdc.md

@@ -22,6 +22,8 @@ In order to setup the OceanBase CDC connector, the following table provides depe
 
 Download [flink-sql-connector-oceanbase-cdc-2.2.0.jar](https://repo1.maven.org/maven2/com/ververica/flink-sql-connector-oceanbase-cdc/2.2.0/flink-sql-connector-oceanbase-cdc-2.2.0.jar) and put it under `<FLINK_HOME>/lib/`.
 
+**Note:** flink-sql-connector-oceanbase-cdc-XXX-SNAPSHOT version is the code corresponding to the development branch. Users need to download the source code and compile the corresponding jar. Users should use the released version, such as [flink-sql-connector-oceanbase-cdc-XXX.jar](https://mvnrepository.com/artifact/com.ververica/flink-connector-oceanbase-cdc), the released version will be available in the Maven central warehouse.
+
 Setup OceanBase and LogProxy Server
 ----------------------
 

docs/content/connectors/oracle-cdc.md

@@ -24,6 +24,8 @@ In order to setup the Oracle CDC connector, the following table provides depende
 
 Download [flink-sql-connector-oracle-cdc-2.2.0.jar](https://repo1.maven.org/maven2/com/ververica/flink-sql-connector-oracle-cdc/2.2.0/flink-sql-connector-oracle-cdc-2.2.0.jar) and put it under `<FLINK_HOME>/lib/`.
 
+**Note:** flink-sql-connector-oracle-cdc-XXX-SNAPSHOT version is the code corresponding to the development branch. Users need to download the source code and compile the corresponding jar. Users should use the released version, such as [flink-sql-connector-oracle-cdc-XXX.jar](https://mvnrepository.com/artifact/com.ververica/flink-connector-oracle-cdc), the released version will be available in the Maven central warehouse.
+
 Setup Oracle
 ----------------
 You have to enable log archiving for Oracle database and define an Oracle user with appropriate permissions on all databases that the Debezium Oracle connector monitors.

docs/content/connectors/postgres-cdc.md

@@ -24,6 +24,8 @@ In order to setup the Postgres CDC connector, the following table provides depen
 
 Download [flink-sql-connector-postgres-cdc-2.2.0.jar](https://repo1.maven.org/maven2/com/ververica/flink-sql-connector-postgres-cdc/2.2.0/flink-sql-connector-postgres-cdc-2.2.0.jar) and put it under `<FLINK_HOME>/lib/`.
 
+**Note:** flink-sql-connector-postgres-cdc-XXX-SNAPSHOT version is the code corresponding to the development branch. Users need to download the source code and compile the corresponding jar. Users should use the released version, such as [flink-sql-connector-postgres-cdc-XXX.jar](https://mvnrepository.com/artifact/com.ververica/flink-connector-postgres-cdc), the released version will be available in the Maven central warehouse.
+
 How to create a Postgres CDC table
 ----------------
 

docs/content/connectors/sqlserver-cdc.md

@@ -24,6 +24,8 @@ In order to setup the SQLServer CDC connector, the following table provides depe
 
 Download [flink-sql-connector-sqlserver-cdc-2.2.0.jar](https://repo1.maven.org/maven2/com/ververica/flink-sql-connector-sqlserver-cdc/2.2.0/flink-sql-connector-sqlserver-cdc-2.2.0.jar) and put it under `<FLINK_HOME>/lib/`.
 
+**Note:** flink-sql-connector-sqlserver-cdc-XXX-SNAPSHOT version is the code corresponding to the development branch. Users need to download the source code and compile the corresponding jar. Users should use the released version, such as [flink-sql-connector-sqlserver-cdc-XXX.jar](https://mvnrepository.com/artifact/com.ververica/flink-sql-connector-sqlserver-cdc), the released version will be available in the Maven central warehouse.
+
 How to create a SQLServer CDC table
 ----------------
 

docs/content/connectors/tidb-cdc.md

@@ -24,6 +24,8 @@ In order to setup the TiDB CDC connector, the following table provides dependenc
 
 Download [flink-sql-connector-tidb-cdc-2.2.0.jar](https://repo1.maven.org/maven2/com/ververica/flink-sql-connector-tidb-cdc/2.2.0/flink-sql-connector-tidb-cdc-2.2.0.jar) and put it under `<FLINK_HOME>/lib/`.
 
+**Note:** flink-sql-connector-tidb-cdc-XXX-SNAPSHOT version is the code corresponding to the development branch. Users need to download the source code and compile the corresponding jar. Users should use the released version, such as [flink-sql-connector-tidb-cdc-XXX.jar](https://mvnrepository.com/artifact/com.ververica/flink-sql-connector-tidb-cdc), the released version will be available in the Maven central warehouse.
+
 How to create a TiDB CDC table
 ----------------